UpDown vs Yantar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UpDown
Track your weight journey with a comprehensive journal that supports multiple family profiles. Visualize progress with charts, calculate BMI, and set reminders. Syncs with Apple Watch and Health for seamless health monitoring.
- Weight journaling
- Multiple user profiles
- BMI calculation
- Progress charts
- Reminders
- Apple Watch & Health support
- CSV export
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A convenient weight journal with profiles for the whole family and notes in the history. It helps you track changes over days, weeks, months, and years, and the visual progress charts provide extra motivation to improve your results. In addition, the app offers BMI calculations, goal tracking, Apple Watch and Health support, flexible reminder settings, history export to CSV, and automatic iCloud synchronization. Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Policy: https://matrapas.github.io/privacy/
Yantar
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Yantar is the intermittent fasting app designed around how you actually eat. Built for Mediterranean and European meal times, it fits your lifestyle — not the other way around. Try everything free for 7 days. No payment info required. SMART FASTING PLANS • Mediterranean Classic (16:8) — Skip breakfast, enjoy lunch and dinner • Gentle Start (14:10) — Perfect for beginners • Extended Fast (18:6) — Lunch and early dinner • Warrior (20:4) — One main meal for experienced fasters • Custom Plan — Set your own fasting window REAL-TIME BODY STAGES See what happens inside your body as you fast — from glycogen depletion to fat burning and autophagy. Every hour counts. FASTING SCORE & INSIGHTS Get a daily score based on your fasting consistency, hydration, and streak. Smart Insights analyze your patterns and give personalized tips. APPLE HEALTH INTEGRATION Sync weight, heart rate, HRV, and sleep data from Apple Watch. See how fasting correlates with your vitals. STAY MOTIVATED • Achievements — Unlock badges like Night Owl, Fat Burner, and Mediterranean Master • Challenges — Take on multi-day fasting challenges • Streaks — Build consistency day by day • Academy — Learn the science of fasting with short lessons and quizzes 6 languages · Light & dark mode · Smart notifications · Break-fast suggestions by region START FREE • 7-day free trial — no payment required • Monthly: €2.99 • Annual: €17.99 (save 50%) Your privacy first — your data stays on your device. No ads, no tracking. SUBSCRIPTION INFORMATION • Payment is charged to your Apple ID account at confirmation of purchase • Subscription automatically renews unless canceled at least 24 hours before the end of the current period • You can manage and cancel subscriptions in your App Store account settings Privacy Policy: https://griselhub.com/privacy Terms of Service: https://griselhub.com/terms Apple EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdfula/ Questions? Email us at support@griselhub.com
Screenshots
Verdict
The clearest difference is update cadence: Yantar at every 4 days against UpDown's every 4 weeks. UpDown's advantage is device support (3 vs 1). On price, ads, in-app purchases 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
Both are free to download. UpDown sells 3 in-app purchases, starting at $1.99 per month and Yantar sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
UpDown ships an update every 4 weeks, Yantar every 4 days. The most recent releases landed on October 11, 2026 and October 2, 2026 respectively.
| Parameter | UpDown | Yantar |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (16 ratings) — better | — |
| Positive reviews | 85.7% of reviews | — |
| Number of ratings | 16 — better | — |
| Update frequency | Every 4 weeks | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, Apple Watch — better | iPhone |
| Requires iOS | 17.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 4 MB | 13 MB |
| Age rating | 4+ | 17+ |
| Developer | Sergei Ivanov | Guillem Leon Font |
In-app purchases
UpDown
- PRO Version (Monthly)$1.991 Month
- PRO Version (Yearly)7 Days trial$14.991 Year
- PRO Version (Lifetime)$29.99
Yantar
- Monthly Premium$2.991 Month
- Annual Premium$14.991 Year









