What is the best alternative to Clue?
Flo ranks first right now. More features and content on the free tier, plus an Anonymous Mode, for those who want an all-in-one app. Ovia and Fitbit follow it in our ranking.
Clue vs Flo: what's the difference?
Both Clue and Flo are free with paid plans. Both run on iOS and Android.
Is Clue free?
Clue is free with paid plans. Free plan: Yes. Checked on Clue's own site, November 2026.
How much do Clue alternatives cost?
Verified prices for the top-ranked Clue alternatives: Fitbit, $9.99; Glow, $59.99/year. Each price was checked on the app's own site; see each card below for the date and source.
Is there a free alternative to Clue?
Yes. Flo (free plan + paid), Ovia (free plan + paid), Fitbit (free plan + paid) and Glow (free plan + paid) have a free option. Check each app's verified facts for current plan limits.
Is there an open-source alternative to Clue?
None of the 6 alternatives in this list is open source.
Why do people switch from Clue?
The complaints we hear most: advanced insights and most modes need Clue Plus; free predictions are basic; no web app for logging.
How is this list ranked?
Every app is scored with the same published formula: how directly it replaces Clue, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.