Hush vs Cycle Sync
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Hush
Track your menstrual cycle with a private and clear interface. Log daily symptoms, understand your body's patterns, and generate health reports for your doctor. Features include calendar view, historical entry, and iCloud sync.
- Menstrual cycle tracking
- Daily symptom logging
- Cycle pattern insights
- Health data export
- iCloud sync
- Daily reminder notifications
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Your cycle data is personal. Hush keeps it that way. Hush is a calm, private period tracker designed to help you understand your cycle — without ads, subscriptions, or data collection. Your health data stays on your device and in your private iCloud. We never see it. Track your period, log how you feel, and notice patterns over time in one simple, thoughtful space. FEATURES · Cycle tracking with a clear calendar view · Daily symptom and mood logging · Smart Reminders that adapt to your predicted cycle · Optional daily reminders at a time you choose · Deeper Insights for cycle patterns, symptom trends, and phase analysis · Add past entries when you need to complete your history · Export your health data as clean PDF reports or CSV files for doctor visits · Optional Apple Health sync · Private iCloud sync across your Apple devices ONE SIMPLE PURCHASE Hush is free to explore. Unlock Deeper Insights and historical entries with a one-time purchase — no monthly subscription, ever. PRIVATE BY DESIGN Your cycle is yours. Hush has no ads, no accounts, and no external servers. Your information stays private in your own device and iCloud. LEGAL Terms of Use (EULA): https://996wjc.github.io/hush-legal/terms.html Privacy Policy: https://996wjc.github.io/hush-legal/privacy.html
Cycle Sync
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CYCLE-AWARE CALENDAR CycleSync helps professional women align their work schedules with their natural menstrual cycle phases. Instead of fighting through low-energy days, you get smart suggestions to move demanding meetings to days when your focus and energy peak. WORK WITH YOUR RHYTHM, NOT AGAINST IT Your cycle isn't an obstacle. It's a compass. Menstrual Phase (Winter) Rest and recovery. Reschedule high-stakes meetings. Follicular Phase (Spring) Rising energy. Schedule creative work and planning. Ovulation Phase (Summer) Peak performance. Take on negotiations and leadership. Luteal Phase (Autumn) Focused wind-down. Finish projects and organize. SMART RESCHEDULING CycleSync connects to your calendar and automatically detects: • Events on heavy-flow days • Events on rest-phase days • Dense meeting days during focus phases (3+ events) One tap on a conflict card opens the Time Slot Picker. Your available slots on better days are pre-calculated. Reschedule in seconds. An undo option gives you 10 seconds to reverse. NO AI. NO GUESSING. The recommendation engine is rule-based: 1. Your cycle history predicts your phase for any date. 2. Your phase preferences determine focus or rest classifications. 3. Your calendar events are flagged when they conflict with your classifications. 4. Available slots on recommended-phase days enable one-tap rescheduling. WHAT'S FREE • Cycle logging and phase prediction • Calendar sync (Apple Calendar and Google Calendar) • Dashboard with today's phase and a 7-day overview • Basic conflict detection • Five notification types including phase transitions, daily insights, and period predictions • Cycle history for the last three cycles • Focus and rest customization for each phase • Light, Dark, and System themes WHAT'S PRO Unlock everything: • Unlimited reschedule suggestions • One-tap rescheduling with undo • Advanced conflict detection • Unlimited phase history • Priority notifications • Tomorrow's preview alerts • Re-engagement reminders PRIVACY FIRST • All cycle data is stored locally on your device • No cloud sync and no tracking • Health data is read-only from Apple Health • Export your data anytime as JSON or CSV HOW TO START 1. Open CycleSync and log your last period start date. 2. Connect your calendar using Apple Calendar or Google Calendar. 3. Set your typical cycle length (default: 28 days). 4. Review your dashboard. Suggested reschedules appear automatically. Download CycleSync and work with your natural rhythm. By subscribing, you agree to our Terms of Use (EULA): https://cyclesync.tunnxo.com/legal/eula.html Privacy Policy: https://cyclesync.tunnxo.com/legal/privacy.html
Screenshots
Verdict
The clearest difference is update cadence: Cycle Sync at fortnightly against Hush's every 4 months. On price, ads, in-app purchases 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. Hush sells 1 one-off in-app purchase and Cycle Sync sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Hush ships an update every 4 months, Cycle Sync fortnightly. The most recent releases landed on October 16, 2026 and September 29, 2026 respectively.
| Parameter | Hush | Cycle Sync |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 — better | 18.2 |
| Further details — not scored | ||
| Size | 3 MB | 55 MB |
| Age rating | 4+ | 4+ |
| Developer | 文龙 吴 | Amit Kairon |
In-app purchases
Hush
- Hush Premium$4.99
Cycle Sync
- CycleSync Pro — Weekly$4.997 Days
- CycleSync Pro$9.991 Month
- CycleSync Pro$59.991 Year









