FlameInSound vs Bio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FlameInSound
This app uses binaural beats and sacred geometry sound waves to promote relaxation and meditation. It connects to heart rate sensors to display real-time influences of sound and breathing on your heart activity. It is not a medical device and does not offer diagnostic features.
- Binaural beat audio generator
- Programmable beat frequencies (Mayer Wave/HRV LF)
- Sacred geometry sound waves
- Real-time heart activity monitoring (via Polar strap)
- Bluetooth data reception and storage
- Breathing influence on heart rate visualization
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Includes a powerful BINAURAL BEAT programmable audio generator which can help with relaxation and meditation (also allowing beat frequency options for MAYER WAVE/ HRV LF - 0.1Hz) . Most of the FlameinSound binaural sound waves are related to sacred geometry (Phi ratios) - that can help to achieve bliss state in your body waves. FlameinSound can collects real-time informations on heart activity (through Polar chest strap sensor): you can observe in real time the influence of the sound waves or of your breathing on your heart rate. This app only provides the ability to receive, display and store hardware data (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 ) 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.
Bio
This application works with a specialized camera to provide quick analyses of a person's energy, stress levels, and overall balance. It offers an innovative approach to understanding well-being through express assessments.
- GDV camera integration
- Human energy analysis
- Stress level assessment
- Balance express analysis
- Innovative wellness tool
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Bio-Well application is designed for use with the Bio-Well GDV camera: Innovative tool for human energy, stress and balance express analysis.
Screenshots
Verdict
The clearest difference is price: Bio at Free against FlameInSound's $15.99. Bio also leads on rating (5.0 vs 4.3) and review sentiment (100% vs 75%). FlameInSound's advantage is update cadence (every 3 months vs every 12 months) and ratings volume (11 vs 3). On ads, in-app purchases 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
Bio is free to download; FlameInSound costs $15.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Bio holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 11 and 3 respectively. Written reviews point the same way: 75% of FlameInSound's written reviews are positive against 100% of Bio's.
FlameInSound ships an update every 3 months, Bio every 12 months. The most recent releases landed on September 9, 2026 and August 18, 2026 respectively.
| Parameter | FlameInSound | Bio |
|---|---|---|
| Price | $15.99 | Free — better |
| Rating | 4.3 (11 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 75.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 11 — better | 3 |
| Update frequency | Every 3 months — better | Every 12 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 9.3 — better | 16.0 |
| Further details — not scored | ||
| Size | 12 MB | 80 MB |
| Age rating | 9+ | 4+ |
| Developer | Patrick Botte | Konstantin Semenov |
Customer experience
FlameInSound
Bio
In-app purchases
FlameInSound
No in-app purchases
Bio
No in-app purchases
