Comparison

Orbit Cycle vs Flow

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

Orbit Cycle

Features
Read full description

Orbit Cycle is a private, offline period and cycle tracker built for real bodies โ€” not just a calendar with a red dot. WHY ORBIT CYCLE Most period apps give you one guessed date and call it a prediction. Orbit Cycle shows you an earliest-to-latest range with a confidence level (High, Medium, Low) that gets smarter the more you log โ€” plus a Cycle Health score so you can see, at a glance, whether your cycles are trending regular or not. EVERYTHING YOU NEED, NOTHING YOU DON'T โ€ข Quick Log โ€” track flow, symptoms, mood, and cervical discharge in seconds โ€ข Smart predictions โ€” period and fertile-window forecasts with a real confidence range, not a single guess โ€ข Cycle Health score โ€” a running read on your cycle regularity โ€ข Fertility & ovulation tracking โ€ข Gyno Visit Prep โ€” auto-detects red-flag symptom patterns, generates questions to ask your doctor, and exports a shareable PDF or clipboard summary before your appointment โ€ข AI Cycle Coach โ€” ask questions in plain language; works fully offline too โ€ข Body Literacy Library โ€” 22 in-depth articles covering PCOS, endometriosis, fibroids, perimenopause, PMDD, birth control, thyroid, teen periods, postpartum, vaginal health, and more โ€ข Period product inventory โ€” tracks how many pads/tampons/cups you actually use and estimates when you'll run out โ€ข Light, dark, and alternate themes โ€ข Full backup & restore, and one-tap permanent data deletion BUILT FOR EVERY STAGE Whether you're tracking your first period as a teen, managing PCOS or endometriosis, navigating perimenopause, or just want to know when your next period is coming โ€” Orbit Cycle adapts to you. YOUR DATA STAYS YOURS Orbit Cycle runs entirely on your device. No account, no sign-up, no cloud sync of your health data, no ads. Your cycle history never leaves your phone unless you choose to export it yourself. Track smarter. Understand your body. Walk into every doctor's visit prepared. MEDICAL DISCLAIMER Orbit Cycle provides general health information for educational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare professional with any questions you may have about your health or a medical condition.

About

Flow

Features
Read full description

FlowSync is your intelligent period and cycle tracking companion. With a beautiful, intuitive calendar interface, FlowSync helps you understand your body's natural rhythms. KEY FEATURES: โ€ข Smart Calendar โ€” Visual cycle tracking with color-coded days for period, fertile window, and ovulation โ€ข Period Predictions โ€” AI-powered cycle predictions based on your history โ€ข Symptom Tracking โ€” Log mood, energy, cramps, and other symptoms daily โ€ข Today View โ€” At-a-glance dashboard showing cycle day, phase, and upcoming events โ€ข Cycle Insights โ€” Understand your patterns with detailed cycle analysis โ€ข Beautiful Design โ€” Clean, modern interface that's a joy to use FlowSync is designed for informational and general wellness purposes only. It is not intended to be used for contraception, medical advice, diagnosis, or treatment. Always consult your healthcare provider for medical concerns.

Screenshots

Orbit Cycle4 screens
Flow4 screens

Verdict

The call

The clearest difference is update cadence: Flow at every 3 weeks against Orbit Cycle's every 5 months. Orbit Cycle's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Orbit Cycle ships an update every 5 months, Flow every 3 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard3 real differences ยท 3 level
Orbit Cycle versus Flow: the parameters behind the verdict, then further details
ParameterOrbit CycleFlow
PriceFreeFree
Update frequencyEvery 5 monthsEvery 3 weeks โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod โ€” betteriPhone
Requires iOS15.0 โ€” better17.0
Further details โ€” not scored
Size28 MB4 MB
Age rating4+4+
DeveloperArchana Pantๆ‹ฅๅ†› ๅˆ˜

In-app purchases

None

Orbit Cycle

No in-app purchases

None

Flow

No in-app purchases

Questions

Is Orbit Cycle free?
Orbit Cycle is free to download, with no in-app purchases.
Is Flow free?
Flow is free to download, with no in-app purchases.
Do Orbit Cycle or Flow have ads?
Neither Orbit Cycle nor Flow shows ads.
Which is updated more often, Orbit Cycle or Flow?
Orbit Cycle ships an update every 5 months, and Flow every 3 weeks. Most recently, Orbit Cycle was updated on October 25, 2026 and Flow on October 24, 2026.

Other comparisons