Sazmining Reviews 

69
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TrustScore 4.5 out of 5

4.6

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Rated 5 out of 5 stars

Great experience with Sazmining and Alexander so far. He knows what he's talking about and good a explaining things. Started off with 3 rigs, now on 4 rigs and steadily adding to my portfoli... See more

Rated 5 out of 5 stars

I have been working with Alexander Olding. He is a very smart and kind young professional. I cone Freon a background of managing and leading some Big 4 firms and a 35 yr career as a Management Consul... See more

Company replied

Rated 3 out of 5 stars

Not a great experience so far. Poor com’s & deployment times. My rig is slated to run at 120 THS and hasn’t hit over 100. I will change the review and update if my experience changes. Update: as... See more

Company replied

Rated 5 out of 5 stars

These guys do it all. You get to own the miner, and all purchase costs and bitcoin mined are displayed brilliantly with graphs and tables. Moreover, they exclusively use cheap, renewable energy. This... See more

Company replied

Company details

  1. Software company
  2. also in
  3. Cloud Computing Service
  4. IT support and services
  5. Software Vendor

Written by the company

Top-tier Bitcoin Mining as a Service—acquire BTC at lower costs than exchanges.‍ Purchase your mining rigs from us, and we’ll handle everything: shipping to our state-of-the-art data centers, maintenance, optimization, and secure transfer of freshly mined Bitcoin to your wallet.


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4.6

Excellent

TrustScore 4.5 out of 5

69 reviews

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4.6

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(69)

30 reviews in the last 12 months

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Rated 5 out of 5 stars

Great overall experience

Great overall experience. I have had 0 issues with rig performance. They are highly engaged and open to customer feedback. Overall great experience! Highly recommend!

24 March 2026
Unprompted review
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Reply from Sazmining

Thanks, Marquez.

We appreciate you taking the time to share this.

Glad your rig is performing well and that our team has delivered a great experience!

🟠⚡⛏️

Rated 5 out of 5 stars

From the onboarding first call from…

From the onboarding first call from Alex to my consistent up time and insightful Town Hall updates, I couldn't be happier with Sazmining. Purchasing my first rig was an easy-breezy process and I love how transparent they are with their pricing. I'm so happy to be able to be able to hold an asset of the financial future pretty much at cost! Would highly recommend.

15 August 2025
Unprompted review
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Reply from Sazmining

Jerusha,

Thank you so much for the kind words and for trusting Sazmining with your first rig. We’re thrilled to hear Alex and the team helped make the onboarding process smooth, transparent, and easy from day one.

That’s EXACTLY the experience we work hard to create.

We believe Bitcoin mining should feel accessible, aligned, and empowering, and we’re grateful to have you stacking sats with us!

🟠⚡⛏️

Rated 5 out of 5 stars

Recently retired

I'm a recently retired businessman, but still wanted to be doing something on the side. I've been interested in Bitcoin for years and have been stacking for quite awhile. I've wanted to be involved in mining, but didn't want a noisy rig in the garage. I first heard about Sazmining on Simply Bitcoin. They came with decent reviews, so I figured I'd take a chance. Krish, their customer service assistant has been helping me through the onboarding process. He's great! He even passed on some savings to me on my second rig when Sazmining got a deal on some rigs. That's when it clicked for me on a deeper level. Not just a business undertaking, but being part of a community. I like that! So if you're like me--still curious, still driven--but not technically minded enough to plug the right cable into the right port, Sazmining might just be your thing.

6 March 2026
Unprompted review
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Reply from Sazmining

Arthur, thanks for the thoughtful review and the five stars!

We built Sazmining for Bitcoiners exactly like you: curious about mining, interested in being involved, but not looking to turn the garage into a data center. It means a lot to hear that the experience clicked for you not just as a business, but as a community.

Also, huge thanks for shouting out Krish. He cares deeply about helping our customers feel informed, supported, and confident every step of the way, and we’ll make sure he sees this.

We’re grateful to have you with us and look forward to helping you keep stacking wild sats!

🟠⚡⛏️

Rated 1 out of 5 stars

Bad investment. Shady company.

Sazmining prides itself on taking a percent of your sats, claiming that "we only make money when you do". This is a complete lie. They take a percentage of your REVENUE, regardless of whether you make a profit.

Here are my ACTUAL return on investment numbers as a multi-year customer. I bought the most efficient machines available at the time of starting mining.

Equipment Purchase: -$35,362.91
Hosting Fees (Mar 2024-Jan 2026): -$25.669.75
BTC Mined: +0.4147 ($28,324 USD as of 3/3/26)
Rig Liquidation: +$6,260

Net: -$26,448.66 (Mar 2024-Mar 2026)

EVEN IF BTC remained at its all-time high today, I'd still be down -$5000 over 2 years. What a joke! You will lose money with this company.

Further, they do not follow good business practice. The reason I had to liquidate is that they shut down the facility that hosted my rigs. Just weeks prior to shutting down, they sent out an estimate of $2200 per machine for my 8 S21 rigs. I told them I would accept this amount. After 2 months of no hashing and not receiving payment for my rigs, I was notified that my rigs had been liquidated for $782.50 each. They didn't even confirm this new price with me before selling them!

Since I joined in early 2024 they have always overpromised and underdelivered on uptimes, which will kill your returns. They do not send you notifications about why your rigs spend months and months in a "maintenance" status, and provide false estimates of when your rigs will be back online.

I have hosted with other companies and had good returns on investments.

YOU WILL LOSE MONEY WITH SAZMINING.

3 March 2026
Unprompted review
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Reply from Sazmining

Brennan, thanks for sharing your experience publicly. I want to address each point directly.

On our fee model:

"We only make money when you do" is a factually accurate statement. Our revenue share only generates income for us when clients successfully mine Bitcoin. The distinction worth clarifying is that "make money" is not the same as "profit." At the Wisconsin data center, our 5% came to 0.021 BTC over nearly two years, worth roughly $1,400 at today's price, or about $65/month. Hosting fees are separate and cover real operational costs: power, staffing, and infrastructure. Those costs exist regardless of BTC price, and this structure was disclosed upfront.

On returns:

I know you joined us in early 2024, just before the halving cut block rewards in half for every miner on the network. Combined with rising difficulty and a prolonged price correction, margins across the industry compressed. These are global network forces that no one controls. The breakeven on your mined bitcoin is approximately $132k per bitcoin, which is highly likely to occur within the next two years and would complete the traditional recommended four-year hold period.

On the facility closure and rig liquidation:

This was our first data center closure, and you are right that we could have handled it better. We offered to sell clients rigs as a convenient service, offering indicative pricing until a buyer was found. The used ASIC market softened during the process, and liquidation prices came in lower than expected. Sazmining did not profit from the liquidation. We have since built a new process based on what we learned: let clients know that liquidation pricing is subject to market demand, and they must take personal possession to sell rigs on their terms if they’d like to avoid price volatility. That is a real lesson, and we have taken it.

If you would like to discuss this further, please contact us at support@sazmining.com and reference this review. It will be escalated directly to me.

Kent Halliburton
CEO & Co-Founder
Sazmining

Rated 5 out of 5 stars

Easy to get going

Easy to get going, very responsive customer service

4 February 2026
Unprompted review
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Reply from Sazmining

Thanks for the kind words, Ryan! 🙏

Making Bitcoin mining easy and accessible is exactly what we're here for, and our team takes pride in being there whenever you need us.

Here's to stacking wild sats together!

Rated 5 out of 5 stars

I have been mining with Sazmining for…

I have been mining with Sazmining for several months now, and my experience has been nothing short of excellent. The service is incredibly reliable, and everything has been running smoothly without any issues. I am very impressed with their professionalism and the consistent performance of their operations. For anyone looking for a trustworthy and effective mining solution, I can wholeheartedly recommend Sazmining. Five stars!

17 January 2026
Unprompted review
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Reply from Sazmining

Oddbjørn, thank you for the 5-star review!

We’re pumped to hear everything’s been smooth and reliable for you these past few months. If you ever need anything, we’re here.

Appreciate you stacking wild sats with us. ⚡⛏️

Rated 5 out of 5 stars

⭐⭐⭐⭐⭐ Outstanding Experience with Sazmining – Top-Tier Customer Support

I’ve had an excellent experience with Sazmining from start to finish. Their platform is straightforward, transparent, and easy to use, even for someone who wants clear insight into mining performance, costs, and returns.

What truly sets Sazmining apart is their customer service, especially Petar. Petar went above and beyond to answer all of my questions in a timely and professional manner. He took the time to explain technical details, ROI expectations, and hosting options in a way that was easy to understand and never rushed. It genuinely felt like I was working with a partner, not just a company.

The responsiveness, honesty, and professionalism gave me a lot of confidence in my decision to move forward with them. If you’re looking for a reliable Bitcoin mining company with real human support behind the scenes, Sazmining is a solid choice.

Highly recommended!

16 January 2026
Unprompted review
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Reply from Sazmining

Joe, we really appreciate this, and we appreciate YOU even more for being with us since (almost) day one.

Wonderful to hear that the platform feels straightforward, and that Petar delivered the kind of support we aim for every time.

Thanks for trusting us with your mining operation! 🙏

Rated 5 out of 5 stars

Excellent Bitcoin Mining Provider

Working with Sazmining has been an absolute pleasure. Their website is incredibly intuitive and straightforward to navigate, making the entire onboarding process seamless and educational.
I've worked with other mining-as-a-service providers, but Sazmining stands out with their overall combination of personal customer service, best fees, excellent mining-pool options, and competitive equipment options.

A special shoutout to Krish Khurana—he's been fantastic! Krish genuinely cares about my success and has gone above and beyond to accelerate my mining journey and ensure everything runs smoothly.

Highly recommend Sazmining if you're looking for an intuitive, customer-focused Bitcoin mining experience.

1 November 2025
Unprompted review
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Reply from Sazmining

Steven, thank you for the thoughtful review and the five stars.

We’re really glad the onboarding felt seamless and educational, and that the website experience has been intuitive and straightforward. We put a lot of work into making Mining as a Service feel clear from day one, so hearing that you’re getting transparency around performance, fees, and pool options means a lot.

Also, huge thanks for mentioning Krish. He cares deeply about customer success, and we’ll make sure he sees this. If you ever want to explore additional equipment options or dial in your setup further, just reach out to him.

We’re always happy to help you keep stacking wild sats! ⚡⛏️

Rated 5 out of 5 stars

Bitcoin Miners for Bitcoiners

Sazmining has done a fantastic job at effectively deploying Bitcoin miners in my selected location. Not only did the make it easy to purchase, but they followed through on their promise to provide excellent service and uptime. I’ve attempted to mine with other companies, but no one else has made it as smooth. Big shoutout to Krish Khurana for making the process as easy as pie!

7 January 2026
Unprompted review
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Reply from Sazmining

MAB, this absolutely made our day!

Thanks for taking the time to leave such a thoughtful review.

We built Saz to make buying and deploying miners feel simple, transparent, and actually enjoyable, so it’s awesome to hear we delivered on that for you.

And yes, Krish is the real deal. He’s one of our best CSAs for a reason: sharp, responsive, and genuinely invested in making sure you’re set up for long-term success, not just a quick sale.

If you ever need anything as you scale, optimize, or just want a second set of eyes on your setup, we’ve got you! ⚡️

Rated 4 out of 5 stars

Great service provider, study what mining is before you commit.

As a member for the last 5 months, the professionalism of Sazmining has been great. Their mining as a service model is super easy to set up. Buy Mining rig, pay monthly fees and earn bitcoin while you relax. Sazmining does all the work.
Great dashboard, showing up to date earnings, invoices, rig hashrates and more. Electricity rates are very competitive and include rig maintenance. 15% rewards are taken upon payout which is very reasonable for all the work they do behind the scenes. Support is responsive along with a group chat discussing opportunities and general information. Also user to user rig sales once you're a member.
IMPORTANT - click on their bitcoin-mining-calculator link and do your best to understand everything on the page - inflection point may be important to you and there is more information when you scroll down. If you don't, ask their great reps any questions when they schedule a call.
Understand your mining road will have ups and downs. Read the terms like you would any other financial contract. Like BTC prices, profits are unlikely to follow a straight line. If you are aligned with the many good reasons to mine bitcoin, Sazmining is a great place to start your journey.

11 December 2025
Unprompted review
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Reply from Sazmining

Hey David,

Thanks for sharing such a thoughtful review. We appreciate that you took the time to understand how mining works before getting started, and we are glad to hear that your first five months with us have been positive!

Our team works hard to make Bitcoin Mining as a Service (BMaaS) simple, from deployment to maintenance to ongoing support. It is great to know the dashboard, community channels, and responsiveness from our reps have helped you feel confident throughout the process.

You made an important point about the natural ups and downs of mining. Reviewing the mining calculator, learning about concepts like the inflection point, and asking questions during calls are all smart steps for anyone considering this path.

If you ever need help or want to walk through your rig performance, our team is always available.

Rated 1 out of 5 stars

Payout keeps going down. You're better off to just buy Bitcoin

I liked it at first, but the bi-weekly payout drops every time so I'm receiving less Sats EVERY time. It just keeps going down, down, down. When I reach out to the company, they said that the fees are clearly stated in the agreement. There's also a monthly fee for energy which stays the same. Doing the math, it seems to make more sense to just buy Bitcoin & hold it.

20 October 2025
Unprompted review
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Reply from Sazmining

Hi Tyler,

We appreciate you taking the time to share your feedback.

What you’re describing is a normal part of how the Bitcoin network operates. Every two weeks, the network automatically adjusts its mining difficulty so that new blocks are added roughly every ten minutes, regardless of how many miners are participating. When more miners join, the same fixed Bitcoin rewards are shared among more people, which means each miner’s payout decreases until the next adjustment.

This doesn’t mean your miner is underperforming or that Sazmining’s fees have changed—it’s simply the Bitcoin protocol doing what it was designed to do. Over time, network difficulty and Bitcoin’s price tend to balance out, and mining remains one of the most direct ways to earn Bitcoin at energy cost rather than market price.

Our team has reached out to you several times to address your concerns, and we’d still be happy to connect personally to ensure everything is clear. Please reach out to our support team anytime, and we’ll gladly review your dashboard and payout data together!

Rated 5 out of 5 stars

A great mining as a service company!

It was quite a step I took to get into buying my own rigs and mining. I started with a home miner, but it was going to take me 80 years before I reached the minimum amount to withdraw! So I bought a bigger home miner, and I used OCEAN which allowed me to withdraw via lightning. With that experience, I decided to try Sazmining as their electricity cost was quite low. I bought two rigs and didn't regret it at all. I have now bought another rig, this time in their Ethiopia site, as the cost of mining is even lower. Eagerly awaiting my new rig to come online, which should be soon. Also, the Sazmining associate who handles my account, Krish, is very helpful and responsive, and helped me to get a great discount off my rigs. He advocates for customers. If you want to get into Sazmining, book a meeting with Krish.

14 October 2025
Unprompted review
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Reply from Sazmining

Thanks so much, Justin! 🙏

We’re thrilled to hear you’re enjoying your mining journey. Krish will be stoked to see your shoutout — he’s a key part of our team.

We’re grateful to have you with us and can’t wait for your Ethiopia rig to start stacking wild sats soon ⚡🌍

Rated 5 out of 5 stars

Great company & services

Bitcoin has a sketchy history when it comes to business ventures outside of just HODLing. So I was pretty skeptical when I came across Sazmining's proposition. You buy a rig, they handle it for you and take a cut.

They only make money when you make money. Of all the websites I looked at for this, they also had the best rig prices, electricity, and overall offer. I've been with the company for 2 months now and enjoying the results.

As for their service, my point man Krish has always gotten back to me quickly whenever I had a question and is knowledgeable on the back-end of mining so I've gotten to learn a lot from him as well. He even stayed with me for an hour to answer all my questions in our consult. Perhaps you can ask for him when booking a consult?

They also have a monthly Townhall where the CEO Kent goes live and talks with everyone and answers their questions. They do right by their customers and are not a mega-giant corporation that forgets the little guy.

If you want to get into mining, this is realistically the best way... after researching and wanting to get rigs myself, the numbers and logistics never make sense when comparing to Sazmining. Looking forward to many more years of mining with them myself :)

13 October 2025
Unprompted review
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Reply from Sazmining

Thank you so much for taking the time to share your experience, Radoslav - we truly appreciate it. 🙏

Our mission has always been to make Bitcoin mining transparent, accessible, and aligned with our customers’ success — so it’s incredibly rewarding to hear that come through in your journey. We’ll make sure Krish sees your kind words; he and the rest of our team take great pride in helping every miner feel confident and informed every step of the way.

We’re excited to keep stacking wild sats together for many years to come!⚡

Rated 5 out of 5 stars

The only provide offering mining-as-a-service

Sazmining is the only mining provider that offers "mining-as-a-service". This means customers fully own the hardware and the Sazmining team takes care of operating the mining rigs at their locations. This model is perfect for people who want to enter the bitcoin mining world with a partner who takes care of everything. The support team is always available and the company is transparent about the ROI scenarios.

1 September 2025
Unprompted review
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Reply from Sazmining

DCA Signals,

We're so grateful for your thoughtful 5-star review, and feedback like this means the world to our team.

We built our mining-as-a-service model to be the perfect partner for those wanting to enter the space, and it's wonderful to hear that's been your experience.

Thank you for putting your trust in us! 🙏🧡

Rated 5 out of 5 stars

Great experience

I've been with Sazmining for 6 months now and have had a great experience. Their customer service always responds quickly, they're knowledgeable and provide a seamless service. Solid investment with a solid company.

24 May 2025
Unprompted review
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Reply from Sazmining

Heath, you're the real MVP! 🙌

We're thrilled to hear that your Bitcoin mining journey with us has been smooth and enjoyable over the past six months. Knowing that our support team has been quick, knowledgeable, and seamless in assisting you truly warms our hearts. 😊

Your trust means the world to us, and we're honored to have you as part of the Sazmining family.

Here's to stacking those wild sats together and reaching new heights!

🚀⚡🟠

Rated 5 out of 5 stars

Great Mining Partners

Sazmining is the first company that I used for remote BTC mining. Since joining forces with them a couple of years ago, I have slowly increased my rig numbers as I feel the company is very clear with their offering & the changes that have to be made along the way. This is a relatively new industry & there WILL be bumps, disappointments & failures in certain aspects, but overall, I'd give them 5* for transparency, communication & work ethic. I have already recommended to friends.

8 May 2025
Unprompted review
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Reply from Sazmining

Vickie, your trust and thoughtful words mean the world to us! 🙏

We know Bitcoin mining isn't always sunshine and sats—there are real bumps and growing pains in this emerging space. But miners like you, who stick with it and grow alongside us, are what make this journey worth it. 🌱

Thanks for recognizing our transparency and work ethic—and for recommending us to friends!

We’re honored to be your mining partners and are lucky to have you in the Sazmining family.

💪⚡🟠

Rated 5 out of 5 stars

Hashing with hydro hits the spot

Sazmining has been an excellent experience, across the board. Enrollment and onboarding is easy and quick, with a friendly and knowledgeable team available to help with anything you need. Everything is communicated clearly, including the expected timeframe between purchase and plugged-in, the electricity billing process, rig maintenance, peer-to-peer machine trading, web interface and infrastructure roadmaps, and so on.

I've had the pleasure of working with Petar – his comms are fast and he provides helpful answers every question I have (and I have had many...)

I am hashing very happily these days.

15 April 2025
Unprompted review
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Reply from Sazmining

Ninja, this review hits the spot! ⚡

So glad to hear you’re happily hashing—and huge shoutout to Petar for keeping things smooth and crystal clear.

We’ll keep working hard so you can keep stacking sats stress-free.

🛠️🟠⛏️

Rated 5 out of 5 stars

Skeptical at first turned believer

The initial idea of buying computers for thousands of dollars to be sent across the world and handled by people I’ve never met made very skeptical at first. It almost seemed too good to be true. The team at Sazmining very quickly put those skeptical thoughts at ease though. This is, in my experience, the most forthcoming and upfront company I’ve ever done business with, when it comes to any questions I have. They truly make mining as a service easy. After the initial wait to get the rigs delivered and deployed and service payment made, satoshis were flowing my way. They are transparent on any issues or obstacles they experience as a company and even have a monthly online “town hall” meeting where you can ask the CEO any questions you might have directly.
I highly recommend using Sazmining if you are considering getting into the world of Bitcoin mining

11 February 2024
Unprompted review
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Reply from Sazmining

Hoss, we get it—sending money across the world for a mining rig can feel like a leap of faith. Glad we could turn that skepticism into confidence!

Appreciate you being part of the journey and stacking wild sats with us. ⚡

We’re always here if you need anything!

Rated 5 out of 5 stars

One of the best retail Bitcoin mining as a service companies out there!

I have made several purchases of different kinds of rigs for their facility in Paraguay. I have earned more than what I paid in less than a year. Any mining service is going to have some bumps in the road, but since Sazmining's interests are aligned with the customer, they strive towards minimizing the bumps as quickly as possible. They are also very transparent, have frequent updates, and town halls for Q&A.

9 January 2025
Unprompted review
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Reply from Sazmining

Thanks for the kind words, Patrick.

Like any great flight, there may be some occasional turbulence, but we’re focused on getting everyone to the same destination—mining as many wild sats as possible.

Glad to have you on board! ✈️💪

Rated 5 out of 5 stars

I've always wanted to mine Bitcoin

I've always wanted to mine Bitcoin, but I wasn't sure how to do it on my own. Sazmining has helped me become a miner without the need for significant time investment or complex setup. I simply use a dashboard to purchase mining power and manage it. 

11 May 2024
Unprompted review
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Reply from Sazmining

Joseph,

We appreciate your trust and hope you're mining until (at least) the next halving!

It's regular Bitcoiners like you that keep us 100% focused on the mission of helping everyone stack wild sats.

🌊⚡⛏️

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