Moon Style vs Rainbow data
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Moon Style
Track your menstrual cycle, ovulation, and fertility. Monitor your weight and body fat with diet support, and access lunar cycle-based yoga programs. Designed for women's comfort and health.
- Period and ovulation tracking
- Diet and weight monitoring
- Fertility and basal body temperature recording
- Lunar cycle-based yoga programs
- Cycle-based body fat analysis
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This is an application that makes girls&ladies comfortable. ●Diet Support You can record your daily weight and body fat percentage. According to your menstrual cycle, it display the period makes you fat and slim. ●Baby Support For women hopes to get pregnant, it can record the basal body temperature. According to your menstrual cycle,it display your ovulation day. ●Yoga programme( it needs a charge, but only first time.) According to lunar cycle, it broadcasts optimum picture of Yoga.
Rainbow data
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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!
Screenshots
Verdict
The clearest difference is in-app purchases: Rainbow data at none against Moon Style's 1. Rainbow data also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 4 months). On price and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Moon Style sells 1 one-off in-app purchase. Rainbow data asks for nothing beyond the download.
Moon Style ships an update every 4 months, Rainbow data every 3 weeks. The most recent releases landed on September 9, 2026 and September 10, 2026 respectively.
| Parameter | Moon Style | Rainbow data |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 months | Every 3 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 47 MB | 29 MB |
| Age rating | 4+ | 17+ |
| Developer | Sankakudo Inc. | Various MB |
In-app purchases
Moon Style
- MoonStyle YogaFree
Rainbow data
No in-app purchases
