Sync vs Bloomy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sync
A privacy-focused period tracker that stores all your data locally on your device. It offers a simple and ad-free experience for managing your menstrual cycle.
- Privacy-focused design
- Local data storage
- Ad-free experience
- Simple interface
- Cycle tracking
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Sync Period tracks cycles locally and supports private sharing with a partner or friend. Log periods, symptoms, moods, and notes; view your calendar and pattern summaries; set optional reminders; and import supported Flo, Clue, Drip, or generic CSV data after reviewing what Sync can recognize. Your cycle history is encrypted on your device. Private predictions adapt to your recent cycle history and confirmed corrections entirely on your device. Sync shows a likely-start window and confidence level, learns recurring pre-period patterns, and can use an enabled BBT signal or positive ovulation test without uploading those health details. Predictions become more cautious when history is sparse or variable. Partner sharing is optional and off by default. You choose which supported cycle details to share. Updates are end-to-end encrypted and require the complete private invite to open. Each encrypted relay update expires after no more than 30 days; active sharing renews that rolling expiration when a new update is published. Recent physical symptoms and flow, sex-drive and intimacy check-ins, and moods are three separate opt-ins that can each be turned off again. Intimate sharing is off by default and never indicates consent. Discharge, medications, written notes, and other sexual details remain private. Sync Period has no ads, no behavioral analytics SDKs, and no required account. You can export a private backup or permanently delete local app data at any time. Cycle predictions and pattern summaries are estimates. Sync Period does not provide diagnosis, contraception, or medical advice.
Bloomy
This AI-powered health app acts as your daily coach for cycle health, offering reliable predictions and practical insights. It simplifies tracking for periods, ovulation, moods, and more, providing a guided experience for understanding your body.
- AI-powered cycle predictions
- Period and ovulation tracking
- Mood and weight logging
- Pregnancy and fertility planning
- Biomarker and symptom tracking
- Birth control reminders
- Guided logging for symptoms
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Bloomy is an Ai-powered, smart period app designed as your daily coach for cycle health. It combines clean design, practical insights, and reliable predictions so you can understand your body without overwhelm. If you are comparing apps like flo, Bloomy gives you a more guided experience for real life: faster logging, clearer planning, and meaningful recommendations you can use today. As a complete period tracking app, Bloomy works as a period tracker, period calendar, and cycle tracker in one place. You can follow each cycle phase with a built-in period phase tracker and period ovulation tracker, track flow trends, and see your most important dates in a cycle calendar view. Whether you call it my cycle, my period calendar, or simply my calendar, Bloomy keeps your daily context easy to read and easy to act on. Bloomy is built for different life stages and needs. Many users discover us while searching period tracker apps for women, period tracker for teens, or even period tracker for kids with family guidance. Others come from queries like period tracker free, free period tracker app, free cycle tracker, or period and ovulation tracker free. Our goal is simple: make high-quality cycle support accessible while still offering depth when you need advanced tracking. Beyond standard dates, Bloomy helps you connect the full picture. You can use it as an ovulation tracker, pregnancy tracker, mood tracker, weight tracker, cramps tracker, and birth control tracker. For people focused on contraception or trying to avoid pregnancy, Bloomy supports consistent birth control routines and reminder-driven habits. For users planning conception, Bloomy includes a conception planner approach with fertile days visibility, family planning support, and an easy fertility tracker flow. Bloomy also includes advanced biomarker tracking for users who want more precision. Log body temperature and basal body temperature, review patterns with bbt tracking and a readable bbt chart, and monitor trends with a basal body temperature tracker. You can add cervical mucus observations through a structured cervical mucus tracker, combine those entries with a bmi tracker, and improve your personal chance of pregnancy awareness over time. If you are searching for natural cycles style tracking with more flexibility, Bloomy provides a practical alternative while keeping the experience human and supportive. For symptom-focused users, Bloomy helps organize recurring patterns, including discomfort often discussed around endometriosis. Instead of scattered notes, your history stays clear and actionable, making conversations with a clinician easier. If you like the idea of a cycle diary but want something more structured than free text, Bloomy gives you guided logging that still feels lightweight. What makes Bloomy different is the blend of Ai, smart predictions, and a calm ai coach style. You get relevant insights, not noise; a daily coach feel, not generic advice; and practical next steps based on your own cycle, not averages from everyone else. The app is built for people who want one trusted calendar period app for period tracker period calendar planning, ovulation support, symptom tracking, and long-term cycle confidence. If your priorities include cycle clarity, fertility calculator support, and better everyday decisions, Bloomy can become your single source of truth. From period calendar basics to advanced biometrics, from pregnancy tracker workflows to birth control consistency, Bloomy helps you move through each cycle with more confidence, better timing, and less stress. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Sync at none against Bloomy's 3. Bloomy's advantage is ratings volume (3 vs 1) and iOS requirement (13.0 vs 15.1). On price, rating, update cadence and ads 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. Bloomy sells 3 in-app purchases, starting at $2.99 per 7 days. Sync asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Sync against 5.0 for Bloomy. Both are backed by a comparable volume of ratings — 1 and 3 respectively.
Sync ships an update every 3 weeks, Bloomy every 2 weeks. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.
| Parameter | Sync | Bloomy |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (3 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 3 weeks | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 41 MB | 102 MB |
| Age rating | 12+ | 12+ |
| Developer | Wei Jian Wong | Dzianis Maliush |
Customer experience
Sync
Bloomy
In-app purchases
Sync
No in-app purchases
Bloomy
- Weekly3 Days trial$2.997 Days
- Monthly$7.991 Month
- Annual$49.991 Year









