mendi.io Bewertungen 

79
TrustScore 4 von 5

4,1

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Das sagen Bewerter

Bewertet mit 5 von 5 Sternen

The Mendi is changing my life!! I had never heard of it, I had been thinking about doing in office neuro feedback though but doing one, maybe 2 sessions is about the cost of the Mendi. I saw an ad for... Mehr ansehen

Bewertet mit 5 von 5 Sternen

It's daily coming back to my senses. That's how I experience Mendi, in the modern world full of tasks and distractions. How does this feel like? - it's as coming to my center, focused, not jittery, as... Mehr ansehen

Bewertet mit 4 von 5 Sternen

It’s good but can improve. I do feel more focused and relaxed, but sometimes the App logs you out and I need to restart my phone in order to log-in again, otherwise it stays as guest. Also need more s... Mehr ansehen

Bewertet mit 2 von 5 Sternen

The app is poorly thought out. I've had mendi for two years and it's gotten worse. Nothing has improved. There are no new paths, just the usual ball rolling with the same music. If you want to consult... Mehr ansehen

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4,1

Gut

TrustScore 4 von 5

79 Bewertungen

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(79)

14 Bewertungen in den letzten 12 Monaten

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Bewertet mit 3 von 5 Sternen

malfunction - software

hi folks!

i live in the EU and firstly their shipment is pretty long, that is maybe no an issue, but i guess mendi not checking the device before sending, simply their device is not working! as easy like that, cannot connect to any of my devices from phone to pc laptop and etc. thendo not say why to buy from China! yea at least their stuffs are working tho!
an update on 06.08.2025: you device is fine but, you need to know that after your new updates (which giving some new features like new song and game status..) but has bug after the game. if possible have refinements. i mean after game and loading the data not appearing.

7. Februar 2025
Bewertung ohne vorherige Einladung
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Antwort von mendi.io

Hello Mohamad, thank you for your feedback and for our email exchange earlier. Now that the issue has been resolved and you've completed several training sessions, we hope Mendi continues to bring value to your practice in the weeks and months ahead.

If you ever have any training-related questions or need further support, we're always here to help. Our offer to hop on a Zoom call for personalized guidance still stands, just let us know if you'd like to schedule a time.

Bewertet mit 5 von 5 Sternen

Impeccable Customer Service

For various reasons, was only able to use the product a few times during the 30 day return window. This may be why I didn’t feel much effect. I decided to return it, and was very pleasantly surprised by the impeccable customer service that made the return so easy, and the refund to my account so timely. I could well try again some time and give it more of a fair trial.

26. Januar 2025
Bewertung ohne vorherige Einladung
Bewertet mit 3 von 5 Sternen

I deeply regret buying this

Update: After consideration, I'm adding 2 stars. The product is still 1 star in my book, but I think the company is generally trying to do good business, they are just really bad at it, in my opinion.

Update: I still regret this purchase and the whole rigermarole of return has been a joke. That said, the company did contact me and I did get the full refund. The shipping label cost was not deducted, so they did pay the return shipping, which is a big deal. It is confusing because they say you are responsible for shipping costs in some parts so it was unclear, but they did cover the cost. They also asked that I clarify that customer service did respond to inquiries for return, which is true, however, I stand by my statement that I emailed someone outside CS (who had sent an email after my order) when it was over a week late, and I received no response. I still can't recommend the product or company. But in mind they went from a -3 to a 1 star for at least responding to my concerns and getting my refund processed.

Original: I deeply regret buying this. It didn't work as advertised (small example, the ball actually goes higher almost everyone every time some one starts taking to the user, distracting them, supposedly indication of better focus). The app was glitchy and didn't work correctly (or completely froze) half the time. It came late so wasn't on time for a Christmas present and I got no response from the company. Returning in the 30 day period is insanely difficult, customer non responsive, and then, salt in the wound, I have to pay to ship it Estonia which will be extremely expensive. I suspect the positive reviews are all fakes. Buyer beware!!

1. Januar 2025
Bewertung ohne vorherige Einladung
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Antwort von mendi.io

Hello! This is Robert from Mendi’s Customer Success Team. Thank you for taking the time to share your experience here.

As you may already know, Mendi measures blood flow in the prefrontal cortex (PFC), and it’s true that distractions (like someone speaking) can naturally increase blood flow, which will cause the ball to rise. The goal of training with Mendi however is to help you intentionally control this process by focusing on the game, one of the techniques I recommend to new users is to gently bring attention back to the ball whenever they feel that their mind starts to wander. By consistently doing this, you’ll improve your ability to keep the ball moving upward. It’s a skill that develops over time (with regular use).
As for the returns, they are completely free, the return label we provide is prepaid. Once we receive the device, you’ll be refunded the full amount you paid.
Lastly, regarding the delay - I completely understand how frustrating that must have been, especially during the holiday season. Shipping can sometimes be impacted during this time, I’m sorry it disrupted your gift plans.
Thank you for giving Mendi a try.

Bewertet mit 5 von 5 Sternen

I've been using the device for over 3 months

I've been using the device for over three months now and have noticed significant improvements in focus and mindfulness.

My three kids also enjoy the sessions and are highly motivated to use it regularly. The device offers great value, a simple interface, and measurable results.

I would highly recommend it to anyone looking for an affordable yet effective solution to enhance concentration and overall mental health.

Additionally, the support team was amazing—quick, accurate, and genuinely helpful.

Great work! Thank you.

6. Dezember 2024
Bewertung ohne vorherige Einladung
Bewertet mit 5 von 5 Sternen

I really love using my Mendi!

I really love using my Mendi and can say it has made a positive impact on my day to day!

I've been using it for about three years. I tend to have good streaks lasting about a month, and then I take a small pause, and come back to it again for another month. Mendi has definitely helped me strengthen my "focus muscle". I feel very fortunate to have come across this technology. Thank you, Mendi team!

12. November 2024
Bewertung ohne vorherige Einladung
Bewertet mit 1 von 5 Sternen

Cheap fake headset duped into paying a…

Cheap fake headset duped into paying a fortune for a device that is just basically a headset with a red light and a bogus score based on concentrating on watching a ball move across the screen.
I am guessing the company paid a lot for suspect reviews.
How it can detect brainwaves is a complete mystery, the red light is certainly not a sensor it works without being placed on the head and just laid on a table.
Maybe this should be aimed at young children as opposed to people who wish to improve their focus and sleep.
4 different people in my family tested this device and guess what we all achieved a score of 62% focus, the odds of this happening is impossible!
It is very disappointing that this device is being aimed at people who are ill with symptoms of ADHD & PTSD etc, when in reality it is just a cheap toy. Making money out of sick people is shocking.

29. September 2024
Bewertung ohne vorherige Einladung
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Antwort von mendi.io

Hello Mac,

My name is Robert, and I’m the Head of Customer Success at Mendi. I want to start by apologizing for the negative experience you’ve had with your Mendi. It seems there may have been some misunderstanding regarding how our technology works. Unlike EEG, which measures electrical activity in the brain and translates it to brain waves, Mendi uses fNIRS (functional near-infrared spectroscopy) to measure oxygenated blood flow in the brain. The red light you mentioned plays a key role in tracking changes in blood flow, which is directly linked to brain activity.
Regarding the score you referenced, it’s not a percentage of "focus" but a measurement of the increase in blood flow relative to the baseline established during the calibration phase of each session. The score reflects your best session of the day (not every session), and you’re right, the odds of four people receiving the exact same score are very low. It’s possible there’s been a misinterpretation of how the app displays this information, and I’d be happy to clarify.
I’d love the opportunity to provide more guidance on how to fully utilize the device. Please don’t hesitate to contact us at support@mendi.io, and we’d be happy to arrange a Zoom call to walk you through the technology and answer any additional questions.
Lastly, if you remain unsatisfied with your Mendi, we do offer a 30-day money-back guarantee, which you’re welcome to take advantage of. I also want to assure you that all of our reviews are genuine, reflecting the real experiences of users with our product or customer service.
Once again, I apologize that Mendi did not meet your expectations. Please know that I’m committed to making things right and will be on the look out for your email.

Bewertet mit 5 von 5 Sternen

An Accessible and Promising Solution in Real-Time Neuro-Feedback and Brain Training

As a specialist in Mental Health, Psychotherapy, Psycho-Sexology, and Sexology, I have both the interest and the ethical obligation to stay informed about new technologies that influence people’s lives, whether they have a positive or negative impact. It's especially crucial to remain updated on innovations that can contribute to health and overall well-being.

Real-time Neuro-Feedback and Brain Training technologies are generally quite expensive, sometimes even prohibitively so. In this context, Mendi stands out by offering an accessible solution with an excellent price-to-quality ratio, making it the most affordable device of this type that I have encountered so far.

I have been testing the Mendi device for over two months, and the results have been very promising. In my approach, I always start with thorough research, followed by personal testing, and then applying it to larger groups. So far, Mendi has pleasantly surprised me with its ease of use and the consistency of results achieved with regular training.

We live in an era where technology plays a central role in our lives and evolves extremely rapidly, often in ways we do not fully recognize, and sometimes not at all. Real-time Neuro-Feedback and Brain Training devices have already become a less recognized necessity because there are many negative factors in our technological environment that can affect mental and cognitive health. Mendi offers an effective way to train the brain and harness neuroplasticity to counteract these negative influences, similar to how we care about exercise and nutrition to maintain a healthy and fulfilling life.

Another aspect that deeply impressed me was my interaction with the Mendi Team. In a field where communication with manufacturers is often difficult, I was surprised by their warmth, kindness, and extraordinary availability. The Mendi team was incredibly responsive and prompt in addressing all my requests, and this human openness and attention to detail make me appreciate that I have encountered an exceptional, passionate, and dedicated team. This gives me confidence in a beautiful, beneficial, and lasting collaboration. Honestly, when I meet such people, I feel blessed, and I am confident that the future is in good hands.

27. August 2024
Bewertung ohne vorherige Einladung
Bewertet mit 5 von 5 Sternen

I’ve used Mendi to help restore memory…

I’ve used Mendi to help restore memory loss from long COVID and for PTSD and depression.

Before I tried TMS that seemed miraculous in that I felt like I was waking up but had another covid infection that took me back to pre TMS status. My husband and I both did another 7week, 5 days week TMS round about a year later and gained nothing from it. TMS was also very expensive even with insurance.

Saw a piece on the Mendi unit on TV used on a child for ADHD and how well it worked for him and he’s now off ADHD meds. Mendi also states it helps heal
The damaged neuropathways same as TMS. I researched online on several different sites for neuro feedback and found it was also in trials for PTSD and depression so my husband bought one (we can both use it). The app is free.

I have noticed a marked improvement in memory, both recall and long term memory issues. I’m calmer and can handle situations that would normally stress me out in a more rational way. My depression issues have improved but not disappeared. When I sleep, it’s deeper and more refreshing.

As an avid reader, Covid took my ability to concentrate and read a book without going over the last 10-20 pages several times so I just quit trying. After using Mendi for about a month I gave reading another try and finished an entire book without having to reread anything and still remember what I read even after 2 months! I’m also a musician (I play at it) and an aspiring artist but have had no desire to engage at all. I’m starting to feel like I want to get back into both.

I’ve been using Mendi every day, sometime twice a day for 75 days as of August 24, 2024. I will continue to use it daily as a boost for my brain health.

It’s been worth the experiment for me!

24. August 2024
Bewertung ohne vorherige Einladung
Bewertet mit 5 von 5 Sternen

I did it every morning for months

I did it every morning for months. I got it to help me relax and work on my meditation.

The music and graphics are wonderfully done. The linking articles are interesting and well worth reading.
The device is well packaged and easy to operate.

One morning while operating the device, I could sense beautiful energy beings in my space and my brain activity soured. I got the "crown" and high score. This was proof for me that the device can work. I'm guessing, everyone must be different in their experiences.

21. August 2024
Bewertung ohne vorherige Einladung
Bewertet mit 5 von 5 Sternen

Traumatic Brain Injury Survivor… I…

Traumatic Brain Injury Survivor… I would like to try this to further my recovery. Please respond. Do you take CalOptima MediCal? Thanks in advance.

15. Juli 2024
Bewertung ohne vorherige Einladung
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Antwort von mendi.io

Thank you for your question, Bobby.
Unfortunately, Mendi is not a medical device intended for use in TBI recovery, and we have not conducted any research on this subject yet. We strongly recommend consulting your doctor before deciding whether to try Mendi. If you would like a detailed description of how the device works, please email us at support@mendi.io, and our Customer Success team will provide you with all the necessary information. We will be on the lookout for your email!

Bewertet mit 5 von 5 Sternen

I started using Mendi August 11,2022

I started using Mendi August 11,2022 , because I was going through a lot of stress, and high blood pressure during school and I was taking oral medication , which helped ,but have lots of side effect, also from time to time I have racing thoughts going through my mind, I saw an advertisement on Facebook about this device and was skeptical , but decided to checked it out, and I bought one and received it 08/11/2022 and that was the best decision that I made ,now I seem to can't live without my Mendi's , whenever I use it I find myself more focus and alert and my blood pressure to be in better shape after I use it, now I no longer take medication for stress I just use my Mendi's, however in June of this year 2024 my Mendi broke ,I reached out to the company and to my surprised they sent me a new Mendi without charging me anything. This is unheard of. Thank you Robert for your kindness.

22. August 2023
Bewertung ohne vorherige Einladung
Bewertet mit 5 von 5 Sternen

Honorable Fair Customer Service

Honorable Fair Customer Service
I experienced some trouble with my mendi device. I was a little cynical expecting them to run me through a complicated refurbishment and application process like majority of companies. They did ask me some questions to see what the problem was,but after that it was very easy to get the problem fixed. They responded quickly, acted quickly, and the process was simple. Mendi is a great company.

15. Mai 2024
Bewertung ohne vorherige Einladung
Bewertet mit 5 von 5 Sternen

Best customer service in years!

I’m grateful to share an amazing experience I’ve had with Mendi customer service and overall commitment to customers. Upon receiving my Mendi it wasn’t 2 hours later my puppy decided to ruin it. I reached out to Mendi and they kindly sent me a new device. I honestly wasn’t expecting anything but thought I’d ask just in case. When it arrived at my doorstep I was floored. This type of customer service is non existent anymore. It tells me they care about users as well as their product. My autistic son loves the device and uses it frequently. Thank you Mendi!

3. April 2024
Bewertung ohne vorherige Einladung
Bewertet mit 5 von 5 Sternen

My son loves his Mendi

My son loves his Mendi. He looks forward to using it everyday. Considering he normally has trouble staying focused on tasks, I’m pleased to see him so excited about it. There were some issues with the product and the customer service department handled it promptly and efficiently. I would def recommend to any parent who’s child struggles with focusing.

28. März 2024
Bewertung ohne vorherige Einladung
Bewertet mit 5 von 5 Sternen

Love my mendi

Mendi has been a game-changer for me.
i usually do a session before my language course, a 10- minuter feels like chugging a virtual coffee.
Dr Rall’s guides on youtube have been very helpful as well
thank you for making this tech accessible!

14. März 2024
Bewertung ohne vorherige Einladung
Bewertet mit 1 von 5 Sternen

It's not Real

My review is about how, unfortunately, the product does not work.
I know it's a disappointment.
I will say it DOES work in the sense it gets you to try and practice focusing, which I guess IS the objective, even if the matter in which they're doing it is false.

So with the Mendi headset the way to manipulate you score is scrunch your brow (like when mad) OR looking up vs down at any given time (you don't need to shake your head).
Whenever you look up your score will be low... whenever you look down your score will be sky high.

I think what this device measures IS blood flow to your brain (frontal cortex), BUT how much you lean forward is how much "blood" is there.

Picturing being hung upside down.. you can really feel where the blood is going to your head (and probably Mendi would tell you you're brain capacity is beyond 100%).

Lastly, your score for how you're improving factors heavily into how OFTEN you use it (your streak and what day you are on). So, are you REALLY getting better just because you're using it more often?
I'd argue someone with a great score, using a new account, would have a bad score because the game is just rewarding you being disciplined and showing up.

I am sorry to be the one to let you down.
I wish I could post a picture showing you my findings but Trust Pilot does not offer this feature.

Some positives is the music is good, visuals are good, concept it GREAT.

...But it's all fake.

12. März 2024
Bewertung ohne vorherige Einladung
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Antwort von mendi.io

Thank you for sharing your feedback TW. We're here to address the concerns you've highlighted.

You're indeed correct in noting that 1. Mendi functions as a measurement tool and 2. gravity influences blood flow. When you tilt your head forward, this alteration in blood flow is mirrored by the movement of the ball. As you noted, the very same thing is happening while performing a headstand. However, the aim of your Mendi training is to use the visual feedback provided by the app to learn how to (more consistently) direct blood to the prefrontal cortex (PFC) without needing to manipulate your posture or rely on gravity to influence the outcomes—a principle relevant to all HEG devices, not exclusively Mendi.

We'd like to assure you that the measurements provided by Mendi are authentic. The foundation of neurofeedback's efficacy is supported by substantial evidence, which is widely available for review online. To get you started, here's a systematic review of fNIRS-based neurofeedback, encapsulating all the peer-reviewed and published research within this domain: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7396619/.

Regarding Mendi specifically, here is the most recent study that utilizes it as a brain monitoring device, verifying the integrity of its measurements: www.sciencedirect.com/science/article/abs/pii/S0167876023005469

Please remember, our team is always ready to provide more personalized guidance through email at help@mendi.io. We would also be happy jump on a zoom call with you if you find it helpful. 🙏

Bewertet mit 5 von 5 Sternen

Recommended by MLB Psychologists

This product was recommended to me by a, mlb, psychologist to help with focus and neuro feedback.

Customer service is incredibly helpful and truly cares about their clients. I highly recommended to others who are interested in brain health.

16. Januar 2024
Bewertung ohne vorherige Einladung
Bewertet mit 5 von 5 Sternen

me and my mendi-keeps me smart🤩

i am 88and have been using my mendi headband for about five years. It started with a slight time lag in word retrieval.
But i know all the other effects of mild
cognitive impairment are waiting in the wings and i didn't want any of them. So
far using mendi sporadically has kept
my mind working well. When i feel anything start to slow down I use the mendi daily and it gets back to normal-or even gets better than normal! i absolutely love it and recommend it to people all the time.

12. Dezember 2023
Bewertung ohne vorherige Einladung
Bewertet mit 4 von 5 Sternen

Customer service is excellent and…

Customer service is excellent and diligent in making sure you get proper help. As for the game, it can get a bit boring but what exercise doesn't? It's good training for your brain. However, there seems to be a bug with android devices where the sessions aren't being logged properly. If not for that issue, I'd give them 4 or 5 stars since it's a good experience. But as of right now, I can't give them higher than 2 stars since not being able to log your sessions defeats a lot of the purpose with the training.

Edit 2023-12-18: The issue seems to have been resolved on the beta version of the app which I'm using, and they have also been regularly updating other bugs that are occurring. But I'm still not sure if the bug has been resolved on the public version of the app. But since it's no longer affecting me and my personal experience, I will change it to 4 stars. I think for me to give it 5 stars, I'd like to see some more variety on games as opposed to just having a single game to play.

4. Dezember 2023
Bewertung ohne vorherige Einladung

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