Comparison

FlameInMind vs VO2 Max Training

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

Head to head
About

FlameInMind

This app analyzes your brain and heart activity, translating body signals into sacred geometry graphs. It links body wave coherence to Phi and octave ratios, offering binaural sound waves to help achieve bliss states.

Highlights
  • Real-time brain and heart activity data collection
  • Sacred geometry graph generation
  • Links body waves to Phi and octave ratios
  • Binaural sound waves for bliss states
  • Supports latest Muse headband sensors
  • Bluetooth data reception, display, and storage
Features
Read full description

Flameinmind app is designed to receive data from your body signals and to translates them into graphs related to sacred geometry. Flameinmind collects real-time informations on brain and heart activity (Brain data through Muse headband sensors and heart data through Polar chest strap sensor). This app is making a link between body waves coherence and sacred geometry: searching for Phi and octave rations in your Brain waves and heart rate spectra (as Bliss states are closely linked to octave and phi rations in the body waves). Flameinmind also includes binaural sound waves related to sacred geometry (Phi ratios) that can help to achieve bliss state in your body waves. Now version 4.0 including an update allowing to use the latest Muse sensors. This app only provides the ability to receive, display and store hardware data (brain wave sensor and HRV sensors) via Bluetooth, This app is not a medical device, is not intended for medical use, and does not provide diagnostic features. The hardware (HRV sensors and brain sensors) via Bluetooth involved in this application is used only in a jurisdiction that complies with applicable laws and regulations and is not intended as a substitute for medical advice or diagnostic results. Users of the hardware are solely responsible for ensuring compliance with relevant laws, regulations and standards.

About

VO2 Max Training

This app provides science-backed interval training protocols to improve cardiovascular fitness and long-term health. It guides users through warm-ups, work intervals, and cool-downs with customizable timers and activity tracking.

Highlights
  • Science-backed interval protocols (Norwegian 4x4, Tabata, HIIT)
  • Color-coded workout timer with phase transitions
  • Activity tracking with streaks and progress
  • Supports running, cycling, rowing, and indoor cardio
  • Fitness age estimation
Features
Read full description

PEAKVO2 is a VO2 max training app built around the interval protocols that actually move the needle: Norwegian 4x4, Tabata, HIIT 30/30, and more. Pick a workout, press start, and the app guides you through every phase: warm-up, work intervals, recovery, and cooldown. Why VO2 max? VO2 max is the single best predictor of cardiovascular fitness and long-term health. Improving it doesn't require guesswork, it requires the right intervals, done consistently. PEAKVO2 gives you both. What's included: 24 science-backed interval protocols, including the Norwegian 4x4, Tabata, and HIIT 30/30 Build your own custom interval workouts Color-coded workout timer with automatic phase transitions Activity tracking with streak, year in review, and training minutes Works with running, cycling, rowing, and indoor cardio Free to start. 4 workouts are yours forever — no strings attached. Unlock all protocols, custom workouts, and full activity tracking with a subscription or one-time lifetime purchase. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

FlameInMind4 screens
VO2 Max Training4 screens

Verdict

The call

The clearest difference is price: VO2 Max Training at Free against FlameInMind's $159.99. VO2 Max Training also leads on review sentiment (100% vs 67%) and update cadence (every 4 days vs every 2 months). FlameInMind's advantage is in-app purchases (none vs 6) and iOS requirement (9.3 vs 18.0). On rating, ratings volume, ads and device support 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

VO2 Max Training is free to download; FlameInMind costs $159.99 up front. VO2 Max Training sells 6 in-app purchases, starting at $0.99 per month. FlameInMind asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for FlameInMind against 4.6 for VO2 Max Training. Both are backed by a comparable volume of ratings — 12 and 7 respectively. Written reviews are what separate them: 67% of FlameInMind's written reviews are positive against 100% of VO2 Max Training's.

UpkeepUpdate frequency

FlameInMind ships an update every 2 months, VO2 Max Training every 4 days. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

Scorecard6 real differences · 4 level
FlameInMind versus VO2 Max Training: the parameters behind the verdict, then further details
ParameterFlameInMindVO2 Max Training
Price$159.99Free — better
Rating4.7 (12 ratings) — better4.6 (7 ratings)
Positive reviews66.7% of reviews100.0% of reviews — better
Number of ratings12 — better7
Update frequencyEvery 2 monthsEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPod — betteriPhone, Apple Watch
Requires iOS9.3 — better18.0
Further details — not scored
Size16 MB16 MB
Age rating9+4+
DeveloperPatrick BotteCristian Serb

Customer experience

FlameInMind

All ratings12 ratings
Positive91.7%
Neutral0.0%
Negative8.3%
Written reviews6 reviews
Positive66.7%
Neutral16.7%
Negative16.7%

VO2 Max Training

All ratings7 ratings
Positive85.7%
Neutral0.0%
Negative14.3%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

FlameInMind

No in-app purchases

6 purchases

VO2 Max Training

Subscriptions5
  • Unlimited$0.991 Month
  • Unlimited7 Days trial$3.991 Month
  • Unlimited$4.993 Months
Show 2 more
  • Unlimited$8.991 Year
  • Unlimited$11.996 Months
One-time1
  • Lifetime$17.99

Questions

Is FlameInMind free?
FlameInMind costs $159.99, with no in-app purchases.
Is VO2 Max Training free?
VO2 Max Training is free to download, with in-app purchases available.
Which has better reviews, FlameInMind or VO2 Max Training?
FlameInMind is rated higher. FlameInMind averages 4.7 out of 5 from 12 ratings, while VO2 Max Training averages 4.6 from 7 ratings.
Do FlameInMind or VO2 Max Training have ads?
Neither FlameInMind nor VO2 Max Training shows ads.
Which is updated more often, FlameInMind or VO2 Max Training?
FlameInMind ships an update every 2 months, and VO2 Max Training every 4 days. Most recently, FlameInMind was updated on November 2, 2026 and VO2 Max Training on November 4, 2026.

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