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Screenshots

  • BioClock screenshot 1
  • BioClock screenshot 2
  • BioClock screenshot 3
  • BioClock screenshot 4

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 VitalLens: Heart Rate Monitor (4.4/5), and all 6 are free to download.

BioClock vs. alternatives
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