Biorhythms and Critical Days

Name: Biorhythms and Critical Days
Rating: 4.7 (319 reviews)
Author: Sensortronic

By: Sensortronic App

Daily cycle calculator & chart

Overview

Version:

5.0.3

Last updated: 2026-08-09

Ranking

#86,229 ▼ 30

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

App Education Calendar

By:

Sensortronic

Rating:

4.70

(319)

Version:

5.0.3 Last updated: 2026-08-09

Version code:

889506962

Creation date:

2019-11-11

Compatible devices:

Size:

25.75MB

URLs:

Website ,Privacy policy

Full description:

Source:

Apple Apps Store

Data ingested on:

2026-08-10

Compare stats and ranking:

Ranking

# 86,229 ▼ 30

Other platforms

Biorhythms and Critical Days (v5.0.3)

93,760 4.55

(1,323)

For Developers

Monetize with App Pass Boost with Extension Booster

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!