Comparison

Apollo Neuro vs Mendi App

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Apollo Neuro

This app uses silent sound wave vibrations to improve calm, focus, energy, and sleep. It offers instant stress relief and can be enhanced with a wearable device for deeper, long-term wellness benefits. Track your progress and integrate with other health apps.

Highlights
  • Silent sound wave vibrations
  • Instant stress relief
  • Improved calm and focus
  • Enhanced energy and sleep
  • Progress tracking
  • Smart health integrations
Features
Read full description

Feel Better, Backed by Science Apollo Neuro is the first science-backed technology that improves calm, focus, energy, and sleep. Apollo’s patented silent sound wave vibrations remind your body how to feel good, anytime, anywhere, by strengthening your resilience to stress and boosting vagus nerve activity through our sense of touch. Discover two powerful ways to experience Apollo: Meet Apollo Sessions – Instant Stress Relief Right from Your iPhone New to Apollo? Your journey to calm starts here. Apollo Sessions instantly transforms your iPhone into your personal wellness champion for FREE, using gentle, silent sound wave vibrations to quickly shift how you feel, without any additional hardware. • Instantly calm your mind or boost your energy • Easy to use—just download the app and open it on your iPhone • Start feeling better right away with a free trial Popular Sessions: • Espresso Shot – A caffeine-free boost for your day • Relax – Quickly unwind after stress • Let's Go – Enhance focus and clarity • Good Vibes – Ease into social settings Take Wellness Further with the Apollo Wearable – The Premium Experience Ready to go deeper? The Apollo wearable is the ultimate tool for continuous, scientifically validated stress relief and wellness improvement. It gently retrains your nervous system over time, enhancing resilience and overall well-being: • Reduce stress and anxiety • Improve sleep quality, fall asleep faster • Enhance focus and clarity • Accelerate physical recovery • Increase HRV for long-term wellness Why Choose the Wearable? Crafted by neuroscientists and physicians, Apollo’s wearable offers proven results. The more consistently you use it, the better you'll feel—physically, mentally, and emotionally. How Apollo Vibes™ Work: Apollo's gentle vibrations act like soothing music for your nervous system. Higher frequencies elevate your energy and sharpen your focus, while lower frequencies promote relaxation and deep sleep. Simply choose your vibe and let Apollo do the rest: • Energy – Stay energized and alert • Unwind – Effortlessly relax • Focus – Maintain clear, steady concentration • Sleep – Drift naturally into restful sleep • Recover – Recharge faster after workouts Key Features: • Custom Scheduling – Tailored vibes for your day • Progress Tracking – Visualize your improvement in sleep, stress, and focus • Smart Integrations – Seamlessly connects with Oura Ring, Apple Health, and more Science-Backed. Expert-Approved. Life-Changing. “With consistent use, Apollo helps your nervous system adapt, improving stress resilience and more. It sounds futuristic, but we're thrilled (and amazed) it truly works.” – Robb Report "Apollo’s effectiveness for extreme stress was clear from my very first session." – Men's Health "Designed to reduce stress and recalibrate the nervous system." – Wall Street Journal Awards: • Best of the Best, 2024 – Robb Report • Editors' Choice, 2023 – Well and Good • Best of CNET, 2023 – CNET • The Quality Edit Editors Pick, 2024 – Quality Edit Begin Your Apollo Journey: Download Apollo Sessions today, instantly find calm, and explore how the Apollo wearable can elevate your wellness journey.

About

Mendi App

This app uses a connected headband with advanced neurofeedback technology to monitor brain activity. It provides scientifically-validated cognitive training designed to improve focus, memory, and emotional balance through personalized exercises.

Highlights
  • Advanced neurofeedback technology
  • Real-time brain activity insights
  • Scientifically-validated cognitive training
  • Boosts neuroplasticity
  • Comfortable and lightweight headband
  • Bluetooth connectivity
Features
Read full description

Unlock Your Brain’s Full Potential with Mendi Elevate your cognitive wellness and transform your daily mental routine with Mendi, the brain training solution that harnesses advanced neurofeedback technology to help you thrive. Experience Cutting-Edge Brain Training Mendi pairs a sophisticated app with a sleek, lightweight headband to deliver scientifically-validated cognitive training. Utilizing state-of-the-art Functional Near-Infrared Spectroscopy (fNIRS), our system monitors changes in oxygenated blood flow to your prefrontal cortex, the brain’s powerhouse for focus, memory, emotional balance, and decision-making. With every session, gain clear, real-time insights into your brain’s performance and push your mental fitness to new heights. How It Works — Advanced Neurofeedback: Sensors on the Mendi headband track your brain’s activity, delivering precise and actionable feedback through proprietary algorithms. — Brain Training: Think of each session as an exercise for your mind, designed to boos neuroplasticity and strengthen your cognitive capabilities. — Safe & Scientifically-Backed: Our training protocol is not only effective but also grounded in rigorous scientific research, ensuring a safe and lasting benefit for your brain health. Consistency is Key Achieve measurable improvements by integrating Mendi into your routine. For optimal results, commit to daily training for six to eight weeks and experience a noticeable boost in mental clarity and focus. Meet the Mendi Headband — Effortless Connectivity: Enjoy quick, reliable connections with Bluetooth Low Energy (BLE). — Innovative fNIRS Technology: Experience neurofeedback engineered to revolutionize brain training. — Designed for Comfort: Weighing just 55g, the headband is both lightweight and comfortable for extended sessions. — Smart Features: Equipped with a built-in accelerometer and gyroscope, USB Type-C charging, and up to 60 sessions per charge, Mendi is built to keep up with your busy lifestyle. Invest in a Healthier, Sharper Mind With Mendi, taking charge of your brain health has never been more accessible or engaging. Join countless others on the journey to enhanced focus, improved emotional regulation, and better decision-making. Start your brain training revolution today and unlock the potential of a sharper, more resilient mind. Elevate your brain fitness, download Mendi now and experience the future of cognitive enhancement.

Screenshots

Apollo Neuro4 screens
Mendi App4 screens

Verdict

The call

The clearest difference is in-app purchases: Mendi App at none against Apollo Neuro's 3. Mendi App also leads on review sentiment (77% vs 63%) and update cadence (every 10 days vs every 3 weeks). Apollo Neuro's advantage is ratings volume (1.9K vs 454) and device support (4 vs 1). On price, rating, ads and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Apollo Neuro sells 3 in-app purchases, starting at $89.99 per year. Mendi App asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for Apollo Neuro against 4.4 for Mendi App. Both are backed by a comparable volume of ratings — 1.9K and 454 respectively. Written reviews are what separate them: 63% of Apollo Neuro's written reviews are positive against 77% of Mendi App's.

UpkeepUpdate frequency

Apollo Neuro ships an update every 3 weeks, Mendi App every 10 days. The most recent releases landed on September 23, 2026 and September 17, 2026 respectively.

Scorecard6 real differences · 4 level
Apollo Neuro versus Mendi App: the parameters behind the verdict, then further details
ParameterApollo NeuroMendi App
PriceFreeFree
Rating4.5 (1.9K ratings) — better4.4 (454 ratings)
Positive reviews62.8% of reviews76.7% of reviews — better
Number of ratings1.9K — better454
Update frequencyEvery 3 weeksEvery 10 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone
Requires iOS15.0 — better16.0
Further details — not scored
Size658 MB489 MB
Age rating4+17+
DeveloperApollo NeuroMendi Innovations AB

Customer experience

Apollo Neuro

All ratings1,861 ratings
Positive85.9%
Neutral4.1%
Negative10.0%
Written reviews371 reviews
Positive62.8%
Neutral8.6%
Negative28.6%

Mendi App

All ratings454 ratings
Positive85.0%
Neutral4.0%
Negative11.0%
Written reviews249 reviews
Positive76.7%
Neutral6.0%
Negative17.3%

User reviews

Apollo Neuro

From 1.9K App Store ratings

What we love

  • 🚀 Effective for anxiety, sleep, and focus
  • 👍 Discreet and comfortable to wear
  • 🤩 Noticeable benefits like improved sleep and HRV
  • 🧘‍♀️ Helps with relaxation, grounding, and managing stress
  • ⚡️ Provides an energy boost when needed

Room to improve

  • 🔋 Battery life issues, device needs frequent charging
  • 🐛 Connectivity and app stability problems
  • 💰 Expensive device and subscription model
  • 🤖 App is buggy, unintuitive, and lacks key features
  • 🔒 Concerns about lack of user control and data privacy

Mendi App

From 454 App Store ratings

What we love

  • 🚀 Easy to use
  • 👍 Helpful for focus and mental health
  • 🧠 Improves brain function
  • 💤 Helps with sleep and relaxation
  • 🤝 Positive impact on daily life

Room to improve

  • 🐛 App crashes and glitches
  • 🔌 Connectivity issues with headband
  • 📊 Lack of data/progress tracking
  • 🕹️ Limited game/training options
  • 🤒 Caused negative side effects for some users

Bugs and requests

Apollo Neuro

Reported bugs

4 issues
  • Scheduled sessions not always starting as planned
  • Bluetooth connectivity issues and device not pairing properly
  • App crashes, freezes, and general instability
  • Usage data not tracking accurately in the app

Requested features

5 requests
  • Apple Watch integration for easier control
  • More customization options for schedules and modes
  • Longer duration for programs and vibration patterns
  • Improved sleep tracking and integration with other health apps
  • Ability to use device without the app

Mendi App

Reported bugs

4 issues
  • App freezing and crashing
  • Headband sensor issues
  • Inconsistent score/progress tracking
  • Orientation and display problems

Requested features

5 requests
  • More game/training variety
  • Advanced data tracking and analytics
  • iPad/tablet support
  • Customization options for visuals and audio
  • Integration with other health/fitness apps

In-app purchases

3 purchases

Apollo Neuro

Subscriptions3
  • Sessions Premium (Yearly)7 Days trial$89.991 Year
  • SmartVibes One Year1 Month trial$99.991 Year
  • Apollo Pro - Yearly$159.991 Year
None

Mendi App

No in-app purchases

Questions

Is Apollo Neuro free?
Apollo Neuro is free to download, with in-app purchases available.
Is Mendi App free?
Mendi App is free to download, with no in-app purchases.
Which has better reviews, Apollo Neuro or Mendi App?
Apollo Neuro is rated higher. Apollo Neuro averages 4.5 out of 5 from 1.9K ratings, while Mendi App averages 4.4 from 454 ratings.
Do Apollo Neuro or Mendi App have ads?
Neither Apollo Neuro nor Mendi App shows ads.
Which is updated more often, Apollo Neuro or Mendi App?
Apollo Neuro ships an update every 3 weeks, and Mendi App every 10 days. Most recently, Apollo Neuro was updated on September 23, 2026 and Mendi App on September 17, 2026.

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