BioClock
Jakub Tencl Health & Fitness iPhoneiPadiPod touch
BioClock is a free Health & Fitness app for iPhone and iPad by Jakub Tencl. Requires iOS 16.2. Updated April 13, 2026.
- Price
- Free
- on the App Store
- Size
- 2 MB
- Age 4+
- Updated
- Apr 13
- 2026 · v1.0.1
Screenshots
About BioClock
BioClock is a privacy-first wellbeing companion for understanding rhythm, sleep timing, and BioTime. It estimates: • BioTime • circadian phase • rhythm support • predicted sleep window • calm mood-oriented pattern summaries BioClock is designed for local-first use. Core estimates run directly on the device, and optional sources such as Apple Health and manual input remain under your control. Features include: • a live BioTime dashboard • 7-day and 30-day trends • manual sleep and mood inputs • bedtime reminder settings • a Home Screen widget for BioTime at a glance • optional Live Activity visibility on supported devices • local wellbeing and clinician-support summaries • multilingual interface • local export BioClock is informational and observational. It is not a diagnostic device, psychiatric evaluator, or medical judgment tool.
What’s new
Version 1.0.1 · Updated April 13, 2026
Improves iPad support, alarm behaviour, localisation, Apple Health labelling, and reliability of input saving.
App privacy
The developer, Jakub Tencl, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to BioClock
Looking for apps like BioClock? Here are 6 similar apps on the App Store. The highest rated is Terrapino (4.7/5), and all 6 are free to download.
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PhysicianTool
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Circadian Rhythm: Body Clock
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Circadian AI - Biohack Coach
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Terrapino
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Easy Fast Tracker: FastMinder
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| BioClock | – | Free | April 13, 2026 | |
| PhysicianTool | – | Free | Mar 13, 2025 | Compare |
| Heart Beat & Rate: Aion ECG | – | Free | Mar 12, 2025 | Compare |
| Circadian Rhythm: Body Clock | 4.6 / 5 (11) | Free | Sep 28, 2026 | Compare |
| Circadian AI - Biohack Coach | 4.3 / 5 (10) | Free | May 10, 2026 | Compare |
| Terrapino | 4.7 / 5 (3) | Free | Oct 2, 2026 | Compare |
| Easy Fast Tracker: FastMinder | 4.7 / 5 (338) | Free | Sep 21, 2026 | Compare |
Compare BioClock with the top alternatives: ratings, updates, ASO score and keyword gaps →