WILLPOWER vs Doyum
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WILLPOWER
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Мобильное приложение для клиентов фитнес-клубов и спортивных студий В приложении клиенты смогут: Посмотреть актуальное расписание тренировок; Записаться на групповые тренировки; Получать PUSH-уведомления о предстоящей тренировке за 3 часа; Узнать срок действия абонементов и услуг.
Doyum
Effortlessly track your calorie and macronutrient intake by simply taking a photo of your meal. The AI instantly estimates nutritional information, helping you stay on track with personalized goals and view your progress at a glance.
- Photo logging for meals
- AI calorie and macro estimation
- Personalized daily targets
- Daily dashboard overview
- Progress tracking and streaks
- Water and weight tracking
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Photograph your meal and Doyum estimates the calories, protein, carbs and fat — no searching a database, no weighing every ingredient. WHAT YOU GET • Scan a meal with your camera and log it in seconds • Daily calories and macros, with your own targets • A history you can look back through, with photos • Water, steps and weight in one place • Streaks and milestones for showing up, not for eating less WORK WITH A DIETITIAN Connect with a verified professional inside the app. You choose exactly what you share, and you can withdraw it at any time. They can plan meals with you, set your targets and message you directly. A COMMUNITY THAT EATS See what other people are actually eating. Share a plate when you want to. No calorie shaming, no before-and-afters. Doyum estimates from a photograph, so treat the numbers as a good guide rather than a laboratory measurement. Doyum is not a medical service and does not give medical advice. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Doyum Terms of Service: https://doyum.ai/terms Privacy Policy: https://doyum.ai/privacy
Screenshots
Verdict
The clearest difference is ads: WILLPOWER at none against Doyum's shown. WILLPOWER also leads on iOS requirement (13.4 vs 16.4). Doyum's advantage is update cadence (every 2 days vs every 6 weeks). On price, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
WILLPOWER ships an update every 6 weeks, Doyum every 2 days. The most recent releases landed on October 2, 2026 and October 13, 2026 respectively.
| Parameter | WILLPOWER | Doyum |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.9 (18 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 18 — better |
| Update frequency | Every 6 weeks | Every 2 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.4 — better | 16.4 |
| Further details — not scored | ||
| Size | 29 MB | 85 MB |
| Age rating | 4+ | 4+ |
| Developer | Fitbase | Next App Factory LLC |
In-app purchases
WILLPOWER
No in-app purchases
Doyum
No in-app purchases









