inApp
Rating: Period tracker

Stardust Period Tracker

authentic rating

A strong bet on privacy and atmosphere: the data policy is explained in detail at registration and the tone is non-judgmental. The astrological narrative is not for everyone but creates its own niche. Prediction accuracy divides users: some say it got the day right, others report being off by up to two weeks. Irregular cycles are predicted unreliably.

55real score
4.76store star
108,544ratings
About the rating

86% five-stars with a text average of 3.55, a moderate gap that makes sense: a strong core fanbase that abandoned Flo, plus genuine accuracy complaints from another segment.

Strengths

What users love

  • Transparent privacy policy explained during onboarding. Cycle phase notifications with concrete descriptions of the current state. The ability to share your cycle with a partner without a separate account.
Weak spots

What users hate

  • Irregular cycle prediction accuracy is criticized even by users who entered three years of history
  • With deviations of up to two weeks. The astrological wording of daily insights comes across as condescending to part of the audience. The app opens unreliably during phone calls.

Who it is for

Those who switched from Flo due to privacy concerns and want a tracker with a warm, non-judgmental atmosphere, with a regular cycle.

Screenshots