Sync vs Embers
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sync
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Sync is a habit and gym tracker that puts your privacy first. Everything runs locally on your device -- no accounts, no cloud syncs, no data collection. Just you and your goals. HABIT TRACKING - Create daily, weekly, or one-time habits - Track with simple checkmarks or numeric counters - Set custom schedules for each day of the week - View streaks, success rates, and contribution graphs - Get optional daily reminders to stay on track GYM & WORKOUT TRACKING - Choose from built-in templates (Push, Pull, Legs, Upper, Lower) or create your own - Log exercises, sets, reps, and weights - Track progressive overload with volume and strength analytics - Live Activity keeps your workout visible on your Lock Screen - See your top movers and workouts per week ANALYTICS & INSIGHTS - Contribution graphs show your consistency over time - Streak tracking keeps you motivated - Gym analytics reveal volume trends and personal records - All calculated locally, instantly PRIVACY BY DESIGN - Zero accounts required -- ever - All data stored in a local database on your device - No cloud servers, no analytics SDKs, no third-party tracking - No internet connection needed DESIGNED FOR YOU - Light and dark themes - Customizable accent colors - iOS widget for at-a-glance habit tracking - Smooth animations and a clean, modern interface Sync is free, with no ads, no subscriptions, and no hidden costs. Your personal data is truly personal.
Embers
Share intimate moments with your partner through interactive widgets on their home screen. Send doodles, love letters, and mood updates to stay connected throughout the day. Designed for privacy, it focuses solely on the connection between two people.
- Home screen sticky notes
- Love letter templates
- Mood sharing
- Quick affection gestures
- Daily relationship prompts
- Private love gallery
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Embers keeps your love alive — right on your home screen. Draw a sticky note, write a whisper, or send a quick hug. Whatever you create appears on your partner's iPhone home screen as a beautiful widget, instantly. No feeds. No followers. Just the two of you. STICKY NOTES ON THEIR HOME SCREEN Grab a brush and doodle something sweet. Your partner sees it the moment they glance at their phone — no app needed. WHISPER LOVE LETTERS Write a heartfelt note with photos and doodles. Choose from beautiful letter templates and let your words linger on their lock screen. FEEL EACH OTHER'S MOOD Share how you're feeling with a single tap. Your partner always knows — even when words aren't enough. QUICK AFFECTION Send a hug, a kiss, or a gentle poke. Tiny gestures that say "I'm thinking of you" throughout the day. DAILY INSPIRATION Fresh prompts, doodle ideas, and relationship milestones keep the spark alive — so you never run out of ways to say "I love you." YOUR PRIVATE GALLERY Every sticky and letter is saved in a beautiful timeline. Scroll back through months of love whenever you need a smile. DESIGNED FOR PRIVACY End-to-end between you and your partner. No social features, no strangers. Your love stays yours. MADE BY A COUPLE, FOR COUPLES We built Embers because we wanted something better than texting to stay close. We hope it warms your relationship the way it warms ours. Embers Pro unlocks unlimited stickies, whispers, and exclusive letter templates with a subscription. 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 Embers's 4. Sync also leads on iOS requirement (15.1 vs 17.0). Embers's advantage is update cadence (every 2 weeks vs every 6 weeks). 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. Embers sells 4 in-app purchases, starting at $4.99 per 7 days. Sync asks for nothing beyond the download.
Sync ships an update every 6 weeks, Embers every 2 weeks. The most recent releases landed on October 18, 2026 and October 3, 2026 respectively.
| Parameter | Sync | Embers |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (5 ratings) — better |
| Number of ratings | — | 5 — better |
| Update frequency | Every 6 weeks | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 39 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | Dev Kalavadiya | 劲风 张 |
In-app purchases
Sync
No in-app purchases
Embers
- Embers Pro Weekly$4.997 Days
- Embers Pro Monthly7 Days trial$9.991 Month
- Embers Pro Yearly14 Days trial$39.991 Year
- Embers Pro Lifetime$59.99









