Ruby Rhythm vs Mosaic
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ruby Rhythm
This app offers a unique approach to period tracking by integrating Traditional Chinese Medicine (TCM) principles. It helps users understand their cycle phases, energy levels, mood, and overall well-being with a user-friendly interface and cute animal illustrations.
- Period and cycle tracking
- Traditional Chinese Medicine integration
- Cycle phase identification (Inner Winter, Spring, Summer, Autumn)
- Insights into energy, mood, and well-being
- User-friendly interface
- Data privacy: local storage, no sharing
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Say goodbye to overly complicated and pink period tracking and hello to Ruby Rhythm, the app that goes beyond the calendar. Ruby Rhythm integrates the wisdom of Traditional Chinese Medicine (TCM) to help you understand your cycle like never before. Track your periods and get insights into your body's unique rhythm. Ruby Rhythm isn’t just about dates; it’s about phases. With our easy-to-use interface, you can see if you're in your Inner Winter, Inner Spring, Inner Summer or Inner Autumn Phase, and see how they affect your energy, mood, and well-being. Ruby Rhythm is designed to empower you with knowledge, support, and cute animals to make every day of your cycle a little more fun. Your data never leaves your device and is never used or shared for advertising, data collection, or marketing purposes.
Mosaic
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Understand Your Mood. Master Your Feelings. Journaling shouldn’t feel like a chore. Mosaic is a simple, privacy-first mood journal that’s effortless to log and insightful to review. It makes forming mood journaling habits easy. — A Clear Path to Self-Awareness — • LOG IN SECONDS: Quickly log your mood from five levels. Add context with curated emotions and tags like “Work” or “Exercise.” • DISCOVER POWERFUL INSIGHTS: Mosaic analyzes your entries to spot correlations between moods, emotions, and activities. This feature requires a paid subscription. • REVIEW YOUR HISTORY: View the last 30 days in calendar and list views for free. Upgrade to a paid subscription for unlimited history. • SEE YOUR YEAR AT A GLANCE: Scroll months and seasons to identify long-term patterns in your emotional state. This feature requires a paid subscription. — Additional Features — • DAILY REMINDERS: Build a consistent habit with gentle notifications. • FULL CUSTOMIZATION: Create custom mood labels, tags, and emotions to make Mosaic uniquely yours. This feature requires a paid subscription. • OPTIONAL JOURNAL NOTES: Add free-form notes to any entry for more details. This feature requires a paid subscription. • FLAG IMPORTANT DAYS: Mark significant events with a flag and note for easy review at any time. This feature requires a paid subscription. • PRIVACY-FIRST BY DESIGN: Your data is stored and processed on-device by default. No mandatory accounts. • SECURE ICLOUD BACKUP: Back up encrypted data to your private iCloud account. Start for free with core essentials. Upgrade anytime to unlock deeper insights, unlimited history, and advanced customization. — Start Understanding Yourself Today — Stop guessing what affects your mood and start knowing - privately, in just seconds a day. Terms of Service: https://mosaicjournal.app/terms Privacy Policy: https://mosaicjournal.app/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: Ruby Rhythm at none against Mosaic's 2. Ruby Rhythm also leads on iOS requirement (16.4 vs 18.0). On price, ads 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. Mosaic sells 2 in-app purchases, starting at $3.99 per month. Ruby Rhythm asks for nothing beyond the download.
| Parameter | Ruby Rhythm | Mosaic |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.4 — better | 18.0 |
| Further details — not scored | ||
| Size | 3 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Vampire Squids LLC | Sidewave Digital Inc. |
In-app purchases
Ruby Rhythm
No in-app purchases
Mosaic
- Premium - Monthly7 Days trial$3.991 Month
- Premium - Yearly7 Days trial$19.991 Year









