I have had my ring for 7 months now. Ring doesn’t record data consistently, AI feature makes up fake data, so I assume the data within the app is inaccurate. It never tracks my workouts accurately, un... See more
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Ultrahuman is the world's most comprehensive self-quantification platform. Ultrahuman's products include the Ultrahuman Ring AIR, the world's lightest sleep-tracking wearable; Ultrahuman M1, a continuous glucose monitoring platform; Blood Vision, a preventive blood testing platform with pioneering UltraTrace™ technology; and Ultrahuman Home, a revolutionary health device for your home. By collating a large set of biomarkers on an integrated platform, Ultrahuman creates a grand unified view of the human body.
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I have been wearing the ring for about 4 weeks now. I have found it to be useless.
1. It doesn't measure your steps accurately. It is approx 2500 steps out daily.
2. It doesn't measure you sleep accurately. It constantly says I've had more sleep than I have had eg. saying I've had 8 hours when I've been up for 3 hours reading and talking to my husband.
3. Vo2 max is double what my iwatch says.
I have lost any confidence that the ring is accurate in anything, if these core measurements are wrong.
Dont' waste your money!

Reply from Ultrahuman
Within a year of use my ring stopped charging and showed signs of a defective battery (began bulging on the inside). I tried connecting with support and was looped through the AI troubleshooting several times. Eventually, I received a prompt that I would be connected to human support, but I never was. Days later I decided to email support directly, and it took several days for them to follow up. Once they finally responded and confirmed what I said about my ring through pictures I sent (more days of back and forth), they told me my warranty had ended (two days prior to our email conversation) and due to the ITC ruling I couldn’t be helped. I questioned how the ITC ruling prevented them from providing me with customer service, and was informed by another agent that I was misinformed and it was only an issue of the warranty. Had I not received the runaround via their customer service channels, I would not have been in the position to have been out of warranty. As mentioned by other reviewers, the customer service leaves a lot to be desired.
Additionally, for a $300+ product, I expected to get more use than barely a year out of it. It looks like though from reading other reviews it is a common experience.
Prior to this point, the overall performance of the ring and app for me were okay. I occasionally experienced some inconsistencies in readings and the ring often struggled to detect workout activities.
I wouldn’t recommend purchasing an Ultrahuman ring as it doesn’t seem like the current quality (of the product or the customer service) is worth the cost. It appears there’s a high chance of getting a faulty product and given the lack of customer service, I wouldn’t suggest taking the risk.

Reply from Ultrahuman
I purchased my Ultrahuman ring in October 2025 I’ve had numerous problems with this ring to include having to return their first ring I bought because it kept overheating. It wouldn’t connect took it back to Scheels got a new ring. Everything was good for a couple of months and then I noticed it’s stopped holding a charge inside liner of the ring slowly started falling apart. I reached out to Ultrahuman customer service on their app. I was speaking to their AI to troubleshoot the problems. Did everything it asked me to do asked to speak to a human sent me to what was supposed to be a human and never got a response. Tried multiple days multiple times during business hours and all it does is keep me in the queue and says that there’s heavy volume. I’ve tried many many times even spending a couple hours when I’m and still never getting a response. This ring is less than a year old and they are not honoring the warranty that comes with this ring. They keep avoiding speaking with me or reaching out to me to honor there faulty ring. I hope if your thinking of getting this product you will rethink it because they do not honor there warranty.

Reply from Ultrahuman
I bought a ring from a third party vendor brand new. Loved it for 4 months then the battery would drain within a day so I could no longer use it. I now have been contacting “customer service” for almost a month trying to get a new ring which I am entitled to under warranty and I’ll I’ve gotten is a BS AI generated answer telling me someone will get back to me in 24-48 hours which never happens. Then I go back and ask for an update and get the same stupid response. This company is a joke and is a waste of time and money. Awful. No wonder they can’t be sold in the US anymore. I wish I never purchased a ring.

Reply from Ultrahuman
After more than a year using Ultrahuman rings, I can honestly say I’ve always been impressed by the excellence, the level of detail in the app, and the quality of the information they provide.
Every single time I had any issue or question, their support team was absolutely excellent with me. I’m truly a loyal fan of the brand. I really appreciate their support, professionalism, kindness, and the fact that you are speaking with real people, not robots. I always felt supported and never abandoned in any situation I faced with them.
I’ve already placed the pre-order for my new ring, and I definitely recommend them.
Another thing I genuinely appreciate is that many of their plugins and advanced insights are included for free, unlike other brands that charge extra for data and features that Ultrahuman already delivers at an exceptionally professional level inside the app.
Unfortunately, I believe many of the one-star reviews come from frustration during isolated situations. But from my personal experience, the support Ultrahuman provided me was not something rare or accidental , it reflects the way they genuinely choose to deal with customers and problems. I can not wait to get my new ring, so COOL!

Reply from Ultrahuman
The ring is great when it works.
However the ring seems to have a lifespan of less than a year. In c. 18 months I have had two rings. One replaced on warranty. The second ring has failed as the first did (failing to hold charge for more than 12-24 hours).
Ultra human customer service say they will replace the ring with a refurbed item as a "goodwill" gesture as the ring is now out of the one year warranty period (based on the original purchase date of ring number 1).
However the replacement ring never comes and I get nothing from the customer service chat bot who algorithmically refuses to connect me to a human operator.
For context, a UH ring cost c. £350. UK and last on average 9 months before it fails based on the two rings I've had. That's c. £38.89 per.month before the ring is functionally useless.
It's terrible value for money based on my experience. Do yourself, and your bank balance, a favour, avoid UH like the plague.
Awful product, awful value for money, and awful customer service.
UPDATE: UH offered a new ring via e-mail. Accepted the offer. Now communication has stopped again. This seems to be a operating model. React to negative responses with empty promises.

Reply from Ultrahuman
RATING: 1 star
---
Bought an Ultrahuman Ring Air directly from Ultrahuman. The ring failed and stopped recording any data. I contacted support through the in-app chat and went through every troubleshooting step they asked for, including a full factory reset. Nothing changed: the ring records absolutely nothing.
At that point I asked for a full refund. This is where the real problem started.
The support team has been completely unresponsive on the actual issue. I get scripted replies like "please hold on while we look into this for you" and "please let us know if there's anything else we can assist you with" — and then silence. When I reply, they ignore me, close the conversation, or pass me to another agent who asks me to start over. Days pass between answers. No one with authority to authorize a refund ever shows up.
I am an EU consumer resident in Cyprus. Under EU Directive 2019/771, when a repair attempt fails I have the right to terminate the contract and receive a full refund. Ultrahuman is not respecting this. They are using exhaustion tactics: stalling, generic replies, dead-end loops, hoping the customer gives up.
Reading other reviews here it's clear this is a pattern, not an isolated case. Defective hardware (battery issues, Bluetooth issues, sensors that stop working), then a support team designed to wear you out instead of resolve anything. Several reviewers report that refunds were only processed after they posted on Trustpilot — which tells you everything about how this company treats paying customers.
What I'm doing next:
– Filing a chargeback with my card issuer for a defective product
– Submitting a formal complaint to the European Consumer Centre Cyprus (ECC-Net)
– Keeping full transcripts of every chat as evidence
To anyone considering Ultrahuman: the ring may work for some, but if it fails you are completely on your own. There is no real after-sales service. Save your money and buy from a company that respects EU consumer law. I deeply regret this purchase and the Ring PRO I had pre-ordered before all this is going to be canceled as well.

Reply from Ultrahuman
Don’t forget water your money. The concept or the idea of getting the ring with no subscription price is great but I got a dead on arrival ring which means it never worked from the get go, never used etc. there “support” is non existent. I went through the appropriate channels with not a single response. The only reason I got was from a bot telling me someone will be in contact within 24/48 hours. I’ve now been chasing it up for 5 days. TO ANYONE LOOKING TO BUY IT DONT WASTE YOUR MONEY

Reply from Ultrahuman
I genuinely cannot believe how unreliable the Ultrahuman Ring AIR has been. This is easily the most dissatisfied I’ve ever been with a tech product.
Since buying it in December 2025, I’ve had constant issues:
- The app crashing repeatedly
- Workouts not logging properly
- Completely inaccurate step counts (including recording 33,000+ steps while I was literally sitting in a car)
- Syncing failures
- And now the ring hasn’t synced any data whatsoever for 5 days
For a product marketed as premium health tech, the software experience is shockingly poor. I tried to give it the benefit of the doubt for months, hoping updates would improve things, but the issues just kept happening.
What’s most frustrating is that these aren’t minor bugs - they affect the core functions of the ring. A health tracker that can’t reliably sync or track activity is essentially useless.
At this point I don’t even want a replacement because I’ve completely lost confidence in the product.
Would not recommend, especially at this price point.

Reply from Ultrahuman
Worst customer service ever.
Speaking to an actual human is nearly impossible. All you get is an AI-parrot that keeps repeating the same thing over and over again.
I’m a new customer and haven’t been able to use my ring yet. I’m thinking of returning it and just getting an oura. At this point, it’s better to pay for a yearly subscription fee than have a ring that doesn’t even work.
It’s been a very frustrating experience.

Reply from Ultrahuman
So i have been struggling with the ring for sometime and the size wasn’t good fit, i reached to them through WhatsApp and oh boy, they offered a replacement right away with the new size. Love it.

Reply from Ultrahuman
I reached out to ultrahuman over the matter that the battery life of my ring unfortunately declined drastically over a short amount of time within it's first year. This was a frustrating matter, but the customer service over WhatsApp took my concern seriously and helped me to solve the matter as well as they could. They issued a replacement for my ring, and I am very relieved to be taken seriously on this matter. The time-span of communication was going back and forth for a few days, but they never took too long to respond to me and we could easily pick it up right where we left off. I am hoping that my next ring's battery life will last me much longer, but over all I am satisfied with the services.

Reply from Ultrahuman
I purchased an Ultrahuman Ring in April/May 2025 and have since experienced repeated software/connectivity failures and ongoing battery degradation across multiple replacement devices.
Over the course of ownership, I have dealt with connection failures, repeated troubleshooting processes, and battery performance deteriorating to the point where the current ring lasts approximately 12 hours only.
The ring has been used carefully at all times, with Chill Mode continuously enabled and removal only for charging, while following all recommended care instructions.
Most disappointing has been the lack of customer support follow-up. I was informed that my case had been escalated and that I would receive a response within 24–48 hours, however more than 4 days have now passed without any update through either the app or WhatsApp.
Given the repeated hardware and software issues across multiple devices, I have now formally requested a refund.

Reply from Ultrahuman
My Ultrahuman Ring AIR developed a major battery failure and would no longer hold a charge for more than about 24 hours.
Ultrahuman support walked me through troubleshooting steps including a soft reset and factory reset. After the issue persisted, Ultrahuman’s own in app support system determined the device was “Coverage Within Policy” and “eligible for replacement” due to a hardware issue.
When I attempted to complete the replacement process, Ultrahuman’s replacement workflow failed due to technical errors, which support later acknowledged in writing.
Ultrahuman also confirmed they cannot ship a like for like Ring AIR replacement to the United States due to current restrictions. Despite already determining the device was within policy and eligible for replacement, Ultrahuman ultimately refused to honor that eligibility determination or provide a direct replacement substitute resolution for the defective device.
At different points in the process, Ultrahuman discussed a direct Ring PRO substitute path, then later reversed course and attempted to redirect responsibility elsewhere after already handling the diagnostics, eligibility determination, and replacement process internally.
I repeatedly asked Ultrahuman to identify the specific policy authorizing them to deny a direct replacement resolution after already approving the device as eligible for replacement within policy. No policy was ever provided.
From my perspective, this has been an extremely frustrating experience because Ultrahuman’s own system confirmed the device qualified for replacement coverage, yet the company ultimately refused to honor that determination after the replacement workflow itself failed.
Posting this so other customers understand what the support and warranty experience may look like if a hardware failure occurs.
UPDATE: Ultrahuman responded and I have continued the discussion by email. At this time, the issue remains unresolved despite Ultrahuman acknowledging the hardware issue, failed replacement workflow, and prior replacement eligibility approval.

Reply from Ultrahuman
*Avoid at All Costs – Faulty Product and Shockingly Poor Service*
This has been one of the most frustrating experiences I’ve had with any tech product — and that’s saying something.
The hardware has outright failed, leaving me without any tracking for over a week. Let’s be clear: this is not a minor glitch — this is a complete breakdown of a product that is supposed to do one job. For a company selling itself as premium health technology, this is frankly embarrassing.
What makes it worse is the response from Ultrahuman. Slow, disjointed, and completely lacking urgency. I’ve effectively been left in limbo with a non-functioning device and no meaningful resolution. There is zero sense that they understand the impact of their product failing — or that they care.
A health tracking device without consistent data is useless. Losing over a week of tracking doesn’t just disrupt usage — it destroys any credibility the product has. At that point, why should I trust any of the data at all?
This experience has completely eroded my trust in the brand. The product feels unreliable, poorly built, and not fit for purpose. The support experience only reinforces the impression that once they have your money, you’re on your own.
For a company operating in the health and performance space, where accuracy and reliability are critical, this level of failure is unacceptable. There are far better, more dependable options out there.
I would strongly advise anyone considering Ultrahuman to think twice. Based on my experience, this is not a brand you can rely on.

Reply from Ultrahuman
The support of this Company is impressive.
I got some issues with my ring due some lack related to battery performance.
Support followed me with my remarks and provided a very fast feedback sharing immediately the shipping information for the replacement.
Furthermore they are also really sensitive to env impact reduction and this is an added value.
Very positive impression.

Reply from Ultrahuman
I’ve been a loyal UltraHuman customer for a little over 2 years and honestly I’m really disappointed with how my issues have been handled.
I’ve had ongoing battery issues with my ring for a long time now, which UltraHuman is already pretty known for. I contacted support about my broken ring and communication was fine at first. They asked whether I wanted a refurbished ring or the new Pro. I explained I’d already had a refurbished replacement before and ended up having the exact same battery issues again a few months later, so this time I asked for the Pro instead. I’ve not heard back in over a week.
I’ve chased this up multiple times, emailed customer service, emailed feedback, even emailed the founder directly, and I’m still not getting any response at all while I’m still having issues with my current ring.
It’s really disheartening because I’ve spent so long recommending UltraHuman to people and giving out my referral codes because I genuinely liked the brand. But after this experience, I honestly wouldn’t encourage anyone to get one.

Reply from Ultrahuman
I bought a ring air in February after reading some positive reviews, and for the first couple of moths it worked well. However, from April the battery life fell off a cliff and I have stopped using it. I had to charge twice a day to keep using it, and even doing that it often died during the night. I requested a replacement on 20 April but the eta for this is a month later around 18 May. Based on this experience and replacement turnaround I cannot recommend unfortunately.

Reply from Ultrahuman
My ring died within a year. The part inside is expanding. Customer service is no help and I just want my ring replaced.

Reply from Ultrahuman
My girlfriend and I ordered two Smart Ring Airs for 800 euros, but the experience so far has been a letdown. Only one sizing kit arrived, leaving us wondering where the other one is. On top of that, we’ve been unable to confirm our ring sizes through the app or email. Support has been totally unresponsive today, and their chatbot only recognizes one ring despite both being placed on the same order. I can’t knock the product itself yet—a friend’s recommendation is why I bought it—but the service is definitely not up to par. We’re currently seeking a quick solution or a refund

Reply from Ultrahuman
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