Comparison

Rainbow data vs Flourish

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

Head to head
About

Rainbow data

Features
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The fertility data tracker for data geeks. Rainbow Data will help you: - Track your cycle and predict ovulation if you are trying to conceive naturally - Track your Basal body temperature (BBT) and detect ovulation based on charting, ovulation tests or lab tests - Schedule drug and supplement reminders and track their usage - Record, review and analyse lab test results - Build a full picture of your fertility data - Enjoy a beautiful and minimal design!

About

Flourish

Features
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Flourish is the wellness app built specifically for women with PCOS โ€” not just a generic period tracker, but a companion that actually understands your cycle. Your body is not broken. It just works differently. Flourish helps you work with it. CONNECT WITH YOUR COMMUNITY You are not alone. The Flourish community is a safe, judgment-free space where women with PCOS can share their experiences, ask questions, celebrate wins, and support each other through the hard days. Post anonymously or openly โ€” your choice. CYCLE TRACKING THAT GETS PCOS Track your cycle day, phase, flow, and symptoms โ€” including the 30 most common PCOS symptoms like brain fog, bloating, fatigue, acne, and unwanted hair. The more you log, the smarter Flourish gets. PHASE-SYNCED WELLNESS Every feature in Flourish adapts to your cycle phase. Your workouts, nutrition guidance, rituals, and affirmations all shift based on where you are in your cycle โ€” menstrual, follicular, ovulatory, or luteal. MOVE WITH YOUR CYCLE Stop pushing through the wrong workouts at the wrong time. Flourish shows you exactly what type of movement your body needs right now โ€” from heavy lifting during ovulation to restorative yoga during your period. NOURISH BY PHASE Get food recommendations that change with your cycle. Iron-rich foods during your period. Fermented foods in your follicular phase. Fiber and zinc at ovulation. Complex carbs and calcium in your luteal phase. RITUALS & CRYSTALS Daily rituals, breathwork, grounding practices, and crystal guidance โ€” all tailored to your current phase. A new affirmation every day to remind you of your worth. LEARN & UNDERSTAND Clear, honest articles about PCOS โ€” brain fog, inositol, coffee, unwanted hair, lifting weights, sleep, and the emotional weight of navigating a chronic condition. No jargon. No fear. JOURNAL YOUR JOURNEY A daily journal with rotating prompts, mood tracking, and real insights based on your actual data. CYCLE CALENDAR See your predicted periods, fertile window, and ovulation day mapped out months in advance. Flourish is for every woman who has ever felt like her body was working against her. It's not. It's doing its best โ€” and so are you.

Screenshots

Rainbow data4 screens
Flourish4 screens

Verdict

The call

The clearest difference is update cadence: Flourish at every 2 days against Rainbow data's every 3 weeks. Rainbow data's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support 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

Rainbow data ships an update every 3 weeks, Flourish every 2 days. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.

Scorecard2 real differences ยท 4 level
Rainbow data versus Flourish: the parameters behind the verdict, then further details
ParameterRainbow dataFlourish
PriceFreeFree
Update frequencyEvery 3 weeksEvery 2 days โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.0 โ€” better15.1
Further details โ€” not scored
Size29 MB29 MB
Age rating17+12+
DeveloperVarious MBANALICIA ROCHELLE BAUGH

In-app purchases

None

Rainbow data

No in-app purchases

None

Flourish

No in-app purchases

Questions

Is Rainbow data free?
Rainbow data is free to download, with no in-app purchases.
Is Flourish free?
Flourish is free to download, with no in-app purchases.
Do Rainbow data or Flourish have ads?
Neither Rainbow data nor Flourish shows ads.
Which is updated more often, Rainbow data or Flourish?
Rainbow data ships an update every 3 weeks, and Flourish every 2 days. Most recently, Rainbow data was updated on October 29, 2026 and Flourish on October 31, 2026.

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