Selene vs BabySync
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Selene
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Simple, private, and secure. Your cycle data never leaves your phone. Period. βΈ TRULY PRIVATE No accounts. No cloud sync. No analytics. No tracking. Works 100% offline. βΈ MULTI-LANGUAGE SUPPORT English, Simplified & Traditional Chinese, and Spanish. βΈ COMPLETE TRACKING Log periods, flow intensity, 14+ symptoms, mood, and custom symptoms. Get cycle predictions based on your personal history. βΈ BACKUP & EXPORT Import/Backup exports. βΈ BEAUTIFUL & SIMPLE Clean calendar interface. Quick one-tap logging. Insights that actually help. No bloated features you'll never use. FEATURES β’ Track periods with one tap β’ Log flow intensity (light, medium, heavy, spotting) β’ Record 14+ symptoms: cramps, headaches, mood, fatigue, and more β’ Add custom symptoms that matter to you β’ Cycle predictions based on your history β’ Insights and patterns over time β’ Dark mode Selene - from the Greek meaning "Goddess of the Moon" Pay once, own forever. Built with Love by AiofEffect LLC Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://aiofeffect.com/privacy Terms & Conditions: https://aiofeffect.com/terms
BabySync
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BabySync is a comprehensive pregnancy tracking app designed for couples to experience the journey together. Track your baby's weekly development with fruit-size comparisons, find the perfect baby name with Tinder-style swiping and partner matching, organize your hospital bag, and confidently manage contractions with the built-in timer. KEY FEATURES β’ Weekly Baby Development β See your baby's size each week with cute fruit comparisons and read detailed development info β’ Pick Names Together β Discover baby names with Tinder-style swiping, instantly see names you both love β’ Hospital Bag Prep β Never forget anything with a category-based checklist for mom and baby β’ Contraction Timer β Track contraction duration and intervals with easy start/stop, get hospital alerts based on the 5-1-1 rule β’ Craving Cards β Send fun craving requests to your partner with urgency levels β’ Mood Diary β Record your daily emotions and view weekly summaries β’ Appointment Calendar β Organize doctor visits, ultrasounds, and blood tests β’ Partner Sync β Pair with your partner via 6-digit code and track everything together With BabySync, your pregnancy journey becomes a team effort. Every step, every excitement, every moment β together. Note: BabySync does not provide medical advice. All information is for educational purposes only. Always consult your doctor for health decisions. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://babysync.dev/privacy
Screenshots
Verdict
The clearest difference is update cadence: BabySync at every 3 days against Selene's monthly. Selene's advantage is iOS requirement (15.1 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Selene sells 1 one-off in-app purchase and BabySync sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
Selene ships an update monthly, BabySync every 3 days. The most recent releases landed on October 16, 2026 and October 25, 2026 respectively.
| Parameter | Selene | BabySync |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Every 3 days β better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod β better | iPhone, iPad |
| Requires iOS | 15.1 β better | 18.0 |
| Further details β not scored | ||
| Size | 41 MB | 14 MB |
| Age rating | 4+ | 12+ |
| Developer | Aiofeffect LLC | SERKAN AZERI |
In-app purchases
Selene
- Selene Lifetime$1.99
BabySync
- BabySync Premium Monthly$1.991 Month
- BabySync Premium Yearly$9.991 Year









