Too little checked to say Store information only. We haven’t analysed this app or read its reviews yet.
Not yet tested.
The store currently lists version 1.0.1, updated 2026-05-08.
Store screenshots supplied by the developer.
VitaSine is an honest biorhythm journal.
Traditional biorhythm theory models each day as three overlapping cycles — physical (23 days), emotional (28 days), and intellectual (33 days) — running from the moment of your birth. The idea is historically interesting and fun to watch, but when biorhythms have been tested scientifically, they have not been shown to predict performance, health, accidents, or mood better than chance. Use VitaSine as a reflective journaling companion, not as medical, safety, or decision-making advice.
What makes VitaSine different is your personal curve: each day you submit a short self-report per cycle, and VitaSine fits a personalized sinusoid to your own reports, shown alongside the textbook curve. Over time you can watch the two curves converge, diverge, and drift in ways that reflect how you actually feel.…
From the developer’s store description.
For developers and the curious
The evidence, sources, measurements and versions behind every label above.
No review analysis published for this app.
“Not assessed” means we could not measure it. It is never a zero and never a pass.
No package has been scanned for this app, so nothing is published about what it ships. That is an absence of evidence, not a finding.
Supporting measurements: not a complete list of possible harms or positives. Measurement vocabulary 1.4 · how these are measured
Not yet tested. No analysis has been run for this app, so there is no version or date to report.
Each store’s release notes, as the developer wrote them. They are the developer’s words, not ours.
VitaSine 1.0.1 — small polish. - Tap-friendly pills make it clearer how to show or hide people and cycles in the chart. - Bigger, more editorial headlines across the chart screen. - Warmer, more legible colors on cards and avatars.
Appworthy
vitasineWhat the stores publish. Store ratings are the stores’ numbers, not Appworthy’s, and are never averaged across stores.
No itemized purchase list is available for this listing.
Not yet tested. No analysis has been published for this app, so there is no method to describe for it yet. A missing label is not a clean bill of health: it means nothing has been read, not that nothing is wrong.
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