Biorhythms and Critical Days Apple

Biorhythms and Critical Days

Biorhythms Calculator

Overview

Rating:
4.70 +1
(318)
Version:
4.4.0
Last updated: 2021-05-12
Ranking
#95,430 ▼ 2,695
Overall

Features & Capabilities

Biorhythms and Critical Days is a calculator and planner that computes your physical, emotional, and intellectual cycles from your birth date. It covers a window from two weeks in the past to two months ahead, showing each cycle's daily value and trend, plus daily highlights and practical tips. Create up to 10 profiles with personalized color themes and daily reminders for easy tracking.

The extension includes birth date compatibility, critical days alerts, and additional cycles such as Fortune and Intuition. Built on standard biorhythm theory, it guides you through days of flux with concise advice and a clean, easy-to-use interface.

User Growth & Download Statistics

By:
Sensortronic
Rating:
4.70
(318)
1 new ratings
Version:
4.4.0 Last updated: 2021-05-12
Version code:
842179670
Creation date:
2019-11-11
Compatible devices:
Size:
60.88MB
URLs:
Website ,Privacy policy
Full description:
See detailed description
Source:
Apple Apps Store
Data ingested on:
2026-07-20
Compare stats and ranking:

Ranking

Other platforms

Android
Biorhythms and Critical Days (v4.6.2)
93,683 4.55 (1,322)

Contact the developer

Chrome-Stats does not own this Apple app. Please use these information below to contact the Apple app developer.
Developed by:
Sensortronic
Apple Apps Store
https://apps.apple.com/us/app/biorhythms-and-critical-days/id1486142952
Website:
https://sensortronic.net/

User Reviews

Overall, users praise accuracy, detail, ease of use, and the ability to share and track rhythms across multiple people, making it useful for planning and relationship insights. However, there are recurring concerns about inconsistent accuracy perceptions and a learning curve to reading the charts, with a minority finding the app not engaging.
Pros
  • Accurate and helpful.
  • Easy to use and read; supports calculation on multiple people.
  • More detail and metrics than older biorhythm programs.
  • Useful for planning and foreseeing upcoming days with practical tips.
  • Good for tracking rhythms for yourself and loved ones (relationships).
Cons
  • Mixed perceptions of accuracy (some reviews say very accurate, others doubt).
  • Some users find the charts hard to understand/read at first.
Recent reviews
This app is so right on! I find things expressed here are very accurate. I am surprised there is such a thing. Further situations strengthen this! It seems so right on!
by Go*****, 2026-04-19

More metrics, not sure about accuracy.
by Ac*****, 2026-02-24
View all user reviews ›

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