Comparison

Apollo Neuro vs HeartMath

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

HeartMath

This app helps you manage stress, improve focus, and achieve optimal performance by aligning your heart, mind, and emotions. It offers guided sessions, immersive journeys, and coherence practices based on over 30 years of research.

Highlights
  • Real-time HRV Coherence Measurement
  • Coherence Training
  • Scientifically Validated Techniques
  • Guided Learning Sessions
  • Progress Tracking
  • Heart-Brain Coherence Benefits
Features
Read full description

Align your heart, mind, and emotions to help you manage stress, improve focus, and perform at your best. Enjoy HeartMath’s free intro experience to access your heart’s natural intelligence and see your heart-brain coherence as real-time feedback. Then start your 7-day free trial to explore a comprehensive collection of guided sessions, immersive journeys, and coherence practices designed to help you experience greater calm, focus, clearer thinking, and a more balanced you. **Inner Balance Coherence Plus sensor owners: Use your sensor to unlock a lifetime subscription.** Built on 30+ years of research on the heart-brain connection and supported by over 500 research studies, HeartMath is used in wellness and resilience programs at organizations including Stanford Healthcare and Kaiser Permanente, as well as in professional sports, the military, law enforcement, leading universities, non-profit organizations, and major corporations. It is used by coaches, trainers, and health professionals for stress education and resilience training. The HeartMath system is more than stress management: it’s a journey to more heart-centered living. This app puts HeartMath’s practical, research-supported tools right at your fingertips. Make mental and emotional well-being an achievable part of your daily life. The HeartMath technology is for stress education and resilience training. It is not a medical device. We encourage you to consult a health professional before making any medical decisions. KEY FEATURES • Real-time HRV coherence feedback: Use your phone’s camera or upgrade to the Inner Balance Coherence Plus sensor for a more precise signal and a free app subscription. • Coherence training: Whether you choose the game or the guided mode, watch your heart-rhythm pattern and coherence change in real time. • Research-Supported: Techniques developed from 30+ years of scientific research to help boost focus, positive feelings, and your ability to manage stress. • Guided learning: Explore guided meditations, courses, and videos led by HeartMath trainers. • Progress tracking: View your progress over time with a variety of chart options. WHAT REGULAR COHERENCE PRACTICE CAN SUPPORT Heart-brain coherence is a balanced, focused state you create yourself through calm breathing and positive focus. Coherence supports the body’s natural ability to shift from tension to calm, helping you manage everyday stress and build inner balance. • SUPPORTS STRESS MANAGEMENT & EMOTIONAL BALANCE • SUPPORTS FOCUS AND MENTAL CLARITY — coherent states are associated with more focus, clarity, and creativity. • SUPPORTS RESILIENCE — regular practice can help you adapt to and recover from challenging situations more quickly. • ENHANCES EMOTIONAL WELL-BEING AND SELF-AWARENESS — practice can support a greater sense of inner calm and a more mindful relationship with your emotions. Subscription terms: • Subscriptions renew automatically at the end of each year. • You can cancel your subscription at any time in your account settings. • You will not be refunded for any unused portion of a subscription. • Price is subject to change. • Subscriptions are not available in all countries. • Full subscription terms: https://my.heartmath.com/terms If you’d like to purchase an Inner Balance Coherence Plus sensor to unlock complimentary lifetime access to the HeartMath app, please visit the HeartMath website.

Screenshots

Apollo Neuro4 screens
HeartMath4 screens

Verdict

The call

The clearest difference is rating: HeartMath at 4.9 against Apollo Neuro's 4.5. HeartMath also leads on review sentiment (73% vs 63%). Apollo Neuro's advantage is device support (4 vs 1) and iOS requirement (15.0 vs 26.0). On price, ratings volume, update cadence and ads 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 and HeartMath sells 4 in-app purchases, starting at $39.00 per year. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

HeartMath holds the better App Store score, 4.9 against 4.5. Both are backed by a comparable volume of ratings — 1.9K and 4.6K respectively. Written reviews point the same way: 63% of Apollo Neuro's written reviews are positive against 73% of HeartMath's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 23, 2026 and September 22, 2026 respectively.

Scorecard4 real differences · 6 level
Apollo Neuro versus HeartMath: the parameters behind the verdict, then further details
ParameterApollo NeuroHeartMath
PriceFreeFree
Rating4.5 (1.9K ratings)4.9 (4.6K ratings) — better
Positive reviews62.8% of reviews73.1% of reviews — better
Number of ratings1.9K4.6K — better
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone
Requires iOS15.0 — better26.0
Further details — not scored
Size658 MB185 MB
Age rating4+4+
DeveloperApollo NeuroHeartMath Inc.

Customer experience

Apollo Neuro

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

HeartMath

All ratings4,564 ratings
Positive96.9%
Neutral1.8%
Negative1.3%
Written reviews171 reviews
Positive73.1%
Neutral5.3%
Negative21.6%

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

HeartMath

From 4.6K App Store ratings

What we love

  • 🚀 Huge improvement over previous app
  • 👍 Easy to use and highly recommended
  • 💡 Loaded with HeartMath techniques and courses
  • 👍 Powerful tool for nervous system balance and anxiety reduction
  • 👍 Helps achieve a better mental state

Room to improve

  • 🐛 Connectivity issues with sensor
  • 🐛 Sensor not compatible with older devices
  • 🐛 App crashes and freezes on newer devices
  • 🐛 Inaccurate heart rate and coherence readings
  • 🐛 Disruptive screen sleep behavior during sessions

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

HeartMath

Reported bugs

4 issues
  • Sensor connection issues on newer devices
  • App crashes and freezes on iPhone 16 Pro
  • Inaccurate heart rate and coherence readings
  • Screen sleep behavior disrupting sessions

Requested features

5 requests
  • Add dark mode option
  • Allow playing music/sounds during sessions
  • Provide audio feedback on coherence levels
  • Add session history customization and details
  • Improve sensor compatibility with older devices

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
4 purchases

HeartMath

Subscriptions4
  • HeartMath Premium7 Days trial$39.001 Year
  • HeartMath Premium7 Days trial$59.001 Year
  • HeartMath Premium7 Days trial2 variants$79.001 Year
Show 1 more
  • HeartMath Premium7 Days trial$99.991 Year

Questions

Is Apollo Neuro free?
Apollo Neuro is free to download, with in-app purchases available.
Is HeartMath free?
HeartMath is free to download, with in-app purchases available.
Which has better reviews, Apollo Neuro or HeartMath?
HeartMath is rated higher. Apollo Neuro averages 4.5 out of 5 from 1.9K ratings, while HeartMath averages 4.9 from 4.6K ratings.
Do Apollo Neuro or HeartMath have ads?
Neither Apollo Neuro nor HeartMath shows ads.
Which is updated more often, Apollo Neuro or HeartMath?
Apollo Neuro ships an update every 3 weeks, and HeartMath every 3 weeks. Most recently, Apollo Neuro was updated on September 23, 2026 and HeartMath on September 22, 2026.

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