FatYet vs Slimday
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FatYet
Read full descriptionHide full description
FatYet is your gentle companion for mindful body tracking. No judgment, no pressure—just awareness and self-compassion. WHY FATYET? Your relationship with your body deserves kindness. FatYet helps you: • Check in daily with body sensations (not just numbers) • Track weight optionally (hide it if you prefer) • See patterns and trends mindfully • Take private progress photos • Connect with Apple Health seamlessly MINDFUL APPROACH Unlike traditional tracking apps, FatYet focuses on: • Body sensations over scale numbers • Playful language (light, grounded, heavy feelings) • Non-judgmental insights • Privacy-first design (local storage only) • Your data, your control KEY FEATURES DAILY CHECK-INS • Body sensation slider (light → grounded → heavy) • Mood tags: Fluidity, Stillness, Deep Rest, Nourishment, Inner Space, Zen Roots • Optional weight tracking (hide feature if preferred) • Private notes for reflection • Progress photos (stored locally, never uploaded) VISUAL TIMELINE • Beautiful calendar view of your journey • See patterns in your body's rhythm • Detailed history with all your check-ins • Easy to edit or delete entries INSIGHTS & TRENDS • Body Ebb & Flow chart (weight trends) • Step Energy visualization (from Apple Health) • Note Reflections word cloud • Mindful tips and encouragement PRIVACY-FIRST • Zero data collection (no servers!) • Everything stored locally on your device • No cloud sync - your data stays on your device only • No tracking, no analytics, no ads • Protected by your device passcode APPLE HEALTH INTEGRATION • Sync weight with Apple Health (optional) • View daily steps • Two-way sync keeps data consistent • Always in your control PHILOSOPHY (Pàng le ma?) literally means "Are you fat yet?" in Chinese, but we're reclaiming this phrase with compassion. Instead of shame, we ask with curiosity: "How does my body feel today?" Your body's story isn't just about weight—it's about: • How you feel when you move • How you rest and recover • How you nourish yourself • How you honor your needs DESIGN • Claymorphism UI (soft, tactile, calming) • Pastel color palette (gentle on the eyes) • Pangpang mascot (your friendly guide) • Morning Zen aesthetic • Smooth animations LANGUAGES • English • Simplified Chinese • Traditional Chinese (coming in v1.1) YOUR DATA, YOUR RULES • Local-first storage (SwiftData) • No cloud sync - data stays on your device • No accounts required • No email collection • Delete everything instantly WHO IT'S FOR Perfect if you: • Want to be more aware of your body • Prefer kindness over criticism • Value privacy and data ownership • Like beautiful, thoughtful design • Want to track without judgment REQUIREMENTS • iOS 17.0 or later • Apple Health integration (optional) • No cloud sync required PREMIUM (Coming Soon) Current version is completely free! Future updates may include: • Advanced insights • More visualization options • Widgets • Apple Watch app
Slimday
Log your weight daily, track trends, and set goals with this private diary. Monitor BMI and body fat, earn achievement badges, and sync with Apple Health. An optional Pro unlock offers advanced features like iCloud backup and data export.
- Daily weight logging
- Trend charts (7, 30+ days)
- Goal setting and progress tracking
- BMI and body fat monitoring
- Achievement badges and streaks
- Apple Health integration
- Optional Pro unlock for advanced features
Read full descriptionHide full description
Weight Keeper is a simple, private weight-tracking diary for daily logging, trend charts, goals, and progress insights. Record your weight in a few taps. See 7-day, 30-day, and longer trends. Set a target, track BMI and optional body fat, and stay motivated with streaks and achievement badges. Works with Apple Health. Optionally sync weight and body composition with the Health app. Pro unlocks iCloud backup across your devices, PDF/CSV export, extended chart ranges, and premium themes. Privacy-first by design. Your weight records are stored on your device. Weight Keeper does not use advertising SDKs, tracking SDKs, or third-party analytics SDKs. Optional Pro unlock. Weight Keeper Pro is a one-time, non-consumable in-app purchase ($0.99 USD tier). It unlocks iCloud sync, export, extended analytics, and premium themes. It is not a subscription and does not auto-renew. ### What's New (v2.4 international) International edition for US and Europe: English UI, lb/kg units, Apple Health sync, and streamlined features focused on weight tracking. ### Support URL Your support email or site (required). Example: `mailto:support@yourdomain.com` or a simple support page. ### Marketing URL Optional. Can reuse privacy host or leave blank.
Screenshots
Verdict
The clearest difference is price: Slimday at Free against FatYet's $0.99. FatYet's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement 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
Slimday is free to download; FatYet costs $0.99 up front. Slimday sells 1 one-off in-app purchase. FatYet asks for nothing beyond the download.
| Parameter | FatYet | Slimday |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | — | 5.0 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | — | Every 3 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone | iPhone |
| Requires iOS | 17.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 4 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | 树伟 杨 | 友健 高 |
In-app purchases
FatYet
No in-app purchases
Slimday
- Upgrade to premium$0.99









