iTHRVE chakra vs Kohaer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iTHRVE chakra
This app visualizes heart rate data as chakra and sacred geometry graphs. It translates heartbeats per minute into musical keys and displays chakra resonance based on your heart's signature. Requires compatible heart rate sensors.
- Heart rate data visualization
- Chakra resonance graphs
- Sacred geometry displays
- Real-time heart activity monitoring
- Musical key signature calculation
- Bluetooth sensor integration
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itHRVe chakras app is designed to receive data from your heart rate and translates them into graphs related to chakras and sacred geometry. itHRVe chakras collects and displays in real-time informations on heart activity (through Polar H7 or H10 chest strap sensors). We convert the actual Heartbeats per minute as displayed in the HRV to calculate a musical fundamental key signature of your heart. The chakras graph displays the resonance of your chakras according to the key signature of your heart rate. This app only provides the ability to receive and display 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.
Kohaer
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Find calm, one breath at a time. Kohaer turns your heart rhythm into a guide toward serenity. With heart coherence — a proven breathing technique — you ease your nervous system in just a few minutes a day. Connect your Bluetooth heart rate sensor (Polar H10 and compatible straps), follow the breathing circle, and watch your coherence settle in real time. Inside Kohaer: • Visual breathing guide — a circle that expands and contracts at the pace you choose (4, 5, 6 or 7 breaths per minute), with an optional sound cue. • Real-time coherence — your coherence score and heart rate are shown during the session, measured from your actual heartbeat. • Sessions your way — 3, 5, 10 minutes, or a custom duration. • Clear summary — average score, time spent in coherence, and the session curve. • History — track your progress day after day. Privacy by design. Kohaer runs entirely on your iPhone. No data is collected, no account, nothing sent to the cloud. Your sessions stay with you. Please note: Kohaer requires a Bluetooth heart rate sensor (a chest strap such as the Polar H10). The app does not measure heart rate from the iPhone alone. A few minutes of mindful breathing are enough to change your day. Start now.
Screenshots
Verdict
The clearest difference is price: Kohaer at Free against iTHRVE chakra's $4.99. On ads, in-app purchases, device support 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
Kohaer is free to download; iTHRVE chakra costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | iTHRVE chakra | Kohaer |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 3.8 (12 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 12 — better | — |
| Update frequency | Every 10 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 31 MB | 22 MB |
| Age rating | 9+ | 4+ |
| Developer | Patrick Botte | docsa |
In-app purchases
iTHRVE chakra
No in-app purchases
Kohaer
No in-app purchases









