I would give the product a four star however I have recently had a problem with a faulty mouthpiece (only worked for 8 days) I have tried many different ways to contact customer care for replacement... See more
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Company details
Written by the company
Improving the quality of life, sleep, and relationships by tackling the root cause of OSA and snoring
Try today with our sleep guarantee!
If you don’t notice improvement after 6 weeks, return your device for your money back*
Contact info
7th floor, 107 Leadenhall Street, EC3A 4AF, London, United Kingdom
- 020 7096 0586
- info@signifiermedical.com
- uk.exciteosa.com
Replied to 40% of negative reviews
Typically replies within 1 week
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Shambles of a company and service in UK…
Shambles of a company and service in UK is nothing short of shambolic
After spending thousands the back up service is now non existent
1) mouthpieces have been out stock in UK for 2 months + and counting cannot get these (constant excuses)
2) the unit that you charge your mouthpiece I have now had two broken in last 4 months again a product that is now useless
They really are a shambles of a company and no doubt won’t reply on this review as all of the above they won’t be able to defend
Don’t wast your money on a device you cannot use.
This device does work, however, despite costing a fortune you cannot get the replaceable mouthpieces which you cannot use after 90 days. So I paid a lot of money for something I cannot use and this was money I couldn’t really afford at the time. If you want to spend a lot of money for something that could potentially improve your life that will sit useless on a drawer then this is the device. I feel like the money I paid for it has been stolen from me.
Jasmine was the most caring…
Jasmine was the most caring professional that listened to my problem and quickly helped me find a way to solve my current issue. She desculated my stress level by informing me that the VA is providing information that is not correct. Thank you again for helping me with my medical condition.
This device is awesome!!
This device is awesome!!! I have mild sleep apnea and I have used the CPAP ( From the pit of hell ) and had horrible results with it! The eXciteOSA has been working for me and love it!!! I incorporate my therapy into my daily routine -- only 20 min a day is so easy and it works!!!
Jasmine Winley help me out so much --- Thanks so much for your support!!!
Don't drag your feet -- get this if you have mild sleep apnea!
Great product. Terrible administrative control over use
Like others, I think that the product is actually quite effective. I still snore but less and also less laboured.
My continual problem is with the administration of the mouthpieces. I left my EXciteOSA on holiday last year and it wasn't found for 3 months. There wasn't a replacement available at the time (last summer). When I got it back it had hardly been used yet the app wouldn't allow me to use it as I had to replace it. I eventually sorted it out with the company. They extended the use of the mouthpiece. I have periods of time when I don't use it as I should. When I try to go back to it, I'm told to replace the mouthpiece. This has happened several times. It's happening again just now. I bought it 3 months ago, I fell by the wayside over Christmas and New Year so it's not been used but the app is insisting that I buy a new one. It's been sitting, washed in a container so no problem to extend the use period.
I think that as soon as a competitor comes onto the market this company may disappear, not because it's not effective but because of the level of control they have over its use
I have been using the device for a few…
I have been using the device for a few years now and spent enough money on the device and mouthpieces, my device has worked fine until the last mouthpiece that was delivered, it worked initially and then started to lose connection mid session , then a few minutes into sessions and now to not at all. The online chat have given me troubleshooting to follow but nothing has worked, I am on subscription with them and I am due a mouthpiece again this is how long it’s been going on , and I’ve had try this try that , then it’s my iso26 fault , but I’ve tried the android device and still no joy. So I’m paying for mouthpieces but none has arrived as yet and not first time I had this issue , I paid for around 6 months and never received one just got message saying shortage I’ll reset yours. I have sent various messages and emails and it’s like they don’t read the email properly, I’ve had just tonight an email saying they will rest the device why it doesn’t work as I have said, then I got the ios26 again in the email I have said I’ve used android. All I want is this sorting I have spent thousands of pounds with the device and mouthpieces please provide the service and devices which are reliable and work, and when they don’t react and sort instead of delaying and giving it the old I’ll contact UK. When the device works it’s great and helped me massively , but since I have not been able to use for such a long period of time I am back to square one snoring in the spare room.
Customer care not great
I would give the product a four star however I have recently had a problem with a faulty mouthpiece (only worked for 8 days) I have tried many different ways to contact customer care for replacement but my numerous emails have been ignored. It seems once they have your money that's all they're interested in. Disappointing after being a customer for several years and having spent well over a thousand pounds with them..
Update: I have now received a free replacement mouthpiece so upped my rating to 4 stars. Would have given 5 if customer services had responded quicker
Doesn’t work and it’s a scam
First of all, the device didn’t really work. It lowered my AHI by 2 points. After trying the ExciteOSA, I got a mouthguard that was covered by insurance and my AHI went down to 3, aka no sleep apnea! The dentist suggested I continue to do tongue exercises so I figured I might as well use the device. Because I had had it more than 150 days I was required to order a new mouthpiece. I was unable to start the treatment and so a few months later I decided to begin. When I did, the app told me that my mouthpiece was expired and I had to buy another one. I reached out to the company to explain I had never used the mouthpiece that I had recently ordered, and they said it didn’t matter. Every mouthpiece expires after 150 days whether you use it or not. What a scam!
Please don't skip over this review
Please don't skip over this review. I genuinely think they are selling a good product, but the business itself is operating with deceptive practices. I developed issues with the device and requested a refund under their 30-day money back guarantee. I've been reaching out to customer support via email and the app for nearly six months and the responses have been extremely limited. Upon further research, it seems it's common practice for this company not to honor refunds, warranties, and other product inquires.

Reply from eXciteOSA by Signifier Medical Technologies
A Refreshing Change That Truly Works
eXciteOSA has exceeded my expectations, it’s convenient, comfortable, and I’ve noticed a real improvement in how I sleep and feel during the day. What stands out just as much is the patient support team; they’re genuinely invested in your success, offering quick and thoughtful help whenever you need it.
A Life-Changing Solution with Exceptional Patient Support
Using eXciteOSA has been a genuinely positive experience. The therapy itself is easy to use and has made a noticeable difference in reducing my snoring and improving the quality of my sleep. It’s convenient compared to other treatments. Within a few weeks, I started to feel more refreshed in the mornings and noticed my partner sleeping better too — which has been a huge plus.
Equally impressive has been the level of support from the eXciteOSA patient care team. They are incredibly responsive, knowledgeable, and genuinely committed to helping patients get the most out of their therapy. Whenever I had a question, whether about usage, mouthpiece replacements, or the app — they replied quickly and with clear, helpful guidance. It’s rare to find such a proactive and caring support team, and it’s made the overall experience with eXciteOSA even better.
Spring Sleep’s service sublime!
My experience with eXciteOSA through Spring Sleep has been nothing short of excellent. The entire process was smooth, efficient, and stress-free. Spring Sleep’s team went above and beyond to make sure everything was handled perfectly. Their customer service is truly exceptional — responsive, knowledgeable, and genuinely caring. I couldn’t be happier with the product or the support I received. Highly recommend!
Can’t support their own product
Tried in vain to keep my therapy with this device up for 18months. Had 2 device replacements due to faults and they were pretty good about reacting to those early issues but then I signed up to the monthly subscription to pay instalment for quarterly mouthpieces amthat rarely were delivered on time in year one. And then 2 together at the start of this year. Went off the subscription and after 4 months tried sourcing fresh mouthpieces. Had to wait 3 months then for new opportunity buy them on the website. Purchased 2 together. They shipped them without correct paperwork and they were rejected at customs. 6 weeks later, no delivery and they are ghosting me as I have requested refunds for the items not delivered but paid for and I have also requested a refund for the device as it useless without fresh mouthpieces.
Update 17th October: still waiting on a promised refund that was promised over a week ago.
Update 14th November. Finally received most of my refund.

Reply from eXciteOSA by Signifier Medical Technologies
This device was referred by my Doctor
This device was referred by my Doctor. I called and was given a brief introduction to the device. I proceeded to purchase one. The problem is I went through Medicare B/C of the cost of 1350 at the time. They didn't tell you that you would need to purchase every 3 months a new mouth piece to the tune of 150.00 for a grand total of 600 additional dollars per year. I am not sure that after doing the protocol that it even helped. And to boot. Instead of one lump charge they are submitting monthly rental charges to Medicare I couldn't in good conscience recommend this device

Reply from eXciteOSA by Signifier Medical Technologies
Do not buy it!
Do not buy it!
Impossible to get a replacement mouthpiece, my very expensive device is sitting in the drawer.
There is always something, problem with the supplier, shipping delay…
Doesn’t matter if it works or not, you can’t use your device until you have the replacement device.
So disappointing to see how many people fall into this scam, as people who they snore, they are desperate so their partner/family members. And to make business out of this…
Shocking!

Reply from eXciteOSA by Signifier Medical Technologies
I was looking for a way to stop snoring…
I was looking for a way to stop snoring and manage mild sleep apnea without bulky devices. eXciteOSA was the perfect solution. After a few weeks, I’m breathing better and no longer wake up many times a night. Highly recommend giving it a try.
Leaving review because my husbands snoring is gone and want to say Thank You!
My husband’s snoring used to keep me awake every night. For some time I moved to the couch after laying in bed fuming angry listening to his annoying snoring for hours. Our kids found exciteosa online during a family holiday when they got a taste of his snoring shaking the walls of the cabana. He previously had a sleep test and his doctor said he had mild level of apnea but didn’t offer him treatment, rather told him to lose weight instead. We’re looking forward to our next peaceful family holiday because after 4-5 weeks of him using this device his snoring improved but if he stays consistent using it almost everyday—no more snoring! We’re both finally sleeping through the night. It's an amazing treatment for snoring and has completely changed our lives. I’m here to leave a review to say thank you and let people know there is a solution out there— thank god!
Excite osa works for me
The wife and doc are happy. Snoring improved by week 5 by week 7 I realized I could tell I wasnt waking myself up anymore. The good doc wasnt going to put me on this device because it’s not officially approved for the sleep apnea I have 27 apneas. He wanted me to do a couple sleep tests after I was done using it for 8 weeks—my apnea was a 3 the first night and a 5 the second night. I guess thats the proof it’s working. I’m sticking with it.
Sleeping better
I woke up feeling like garbage every morning. Tried Exciteosa first because CPAP seemed like overkill and glad I did. I still have some crap nights – but it’s definitely made a difference and it could be unrelated but my chronic back pain and headaches aren’t as consistent. I’m getting a new mouthpiece in a few day and will see if I continue to improve.
Worth Every Penny: My ExciteOSA experience
It's honestly such a relief to finally feel like I'm getting a full night's sleep! For ages, I've struggled with sleep apnea, the kind where I'd actually wake myself up with my own snoring – not exactly the most peaceful way to spend the night. Mornings were always a drag, filled with that foggy, low-energy feeling and the occasional headache.
Then, about four months ago, I decided to give ExciteOSA a try, and honestly, the difference has been night and day (pun intended!). I'm consistently waking up feeling genuinely rested and with a level of energy I haven't experienced in years. What's even better is that I'm actually sleeping through the entire night without those disruptive awakenings.
My wife is probably even more thrilled than I am! She's finally getting uninterrupted sleep, which means we're both waking up feeling refreshed and ready for the day. Seriously, the change in our sleep quality has been remarkable.
If you're dealing with snoring or mild sleep apnea, and the impact it's having on your sleep and energy levels, I can't recommend ExciteOSA enough. It truly does work as advertised, and it's made a real positive difference in my life (and my wife's!). Definitely worth looking into!
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