Sync Period vs Conception Calendar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sync Period
This health app offers a simple and intuitive way to monitor your menstrual cycles. It allows you to log periods, emotions, symptoms, and energy levels, providing insights and reminders for your next cycle. Personalized notes and a monthly calendar view help you stay informed about your reproductive health.
- Period tracking
- Symptom logging
- Emotion tracking
- Energy level logging
- Cycle insights
- Period reminders
- Notes and calendar view
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Minimal, clean, thoughtful health app - Easily Track Your Periods - Log Period, Emotions, Symptoms, Energy - Current Cycle Info - Write Personalized Notes - Stats & Monthly Calendar View - Next Period Estimate - Next Period Reminder Notification Any questions or feedback? Reach out at startinjune.apps@gmail.com Privacy Policy & Terms https://startinjune-apps.github.io/syncperiod/privacy https://startinjune-apps.github.io/syncperiod/terms
Conception Calendar
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Conception Calendar is a science-based, minimal, privacy-first fertility tracker for those trying to conceive (TTC). • Fertile window & peak-fertility estimates (Wilcox model) • Symptothermal tracking: basal body temperature (BBT) + cervical mucus for retrospective ovulation confirmation • Premium, clean monthly calendar; accessible via colour + icon + label • AI-powered TTC coach (Premium) — context-aware, educational answers to your questions • Your data stays ONLY on your device — no servers, no iCloud, never sold, no ads • Optional Apple Health integration • Fun section: cultural gender predictions (not scientific, for entertainment) Conception Calendar is not a medical device; results are estimates and cannot be used for contraception. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://dogum-takvimi.web.app/privacy-policy-en.html
Screenshots
Verdict
Sync Period and Conception Calendar are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Sync Period | Conception Calendar |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Monthly | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 6 MB | 1 MB |
| Age rating | 4+ | 17+ |
| Developer | Start in June LLC | Kerim Oz |
In-app purchases
Sync Period
No in-app purchases
Conception Calendar
No in-app purchases
Questions
Is Sync Period free?
Is Conception Calendar free?
Do Sync Period or Conception Calendar have ads?
Other comparisons
