DietGen vs StudySync
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DietGen
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DietGen helps you make everyday food choices a little easier. Get daily meal ideas, track what you eat, and keep an eye on your calories and macros in one simple app. The app is designed to support healthier eating patterns over time. It suggests balanced meals, lets you log your own foods, and shows how everything adds up over the day so you can stay aware of your intake and progress.
StudySync
This mobile application serves as the companion for a specific research study. Participants must be pre-enrolled to use its features. It is developed by the Snyder Lab at Stanford University.
- Research study participation
- Onboarding required
- Stanford University developed
- Mobile companion app
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This is the mobile app for StudySync. Participants must be onboarded from beforehand. StudySync is developed by the Snyder lab at Stanford University.
Screenshots
Verdict
The clearest difference is update cadence: StudySync at fortnightly against DietGen's every 5 weeks. DietGen's advantage is iOS requirement (15.6 vs 18.5). On price, ads, 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.
DietGen ships an update every 5 weeks, StudySync fortnightly. The most recent releases landed on September 19, 2026 and September 29, 2026 respectively.
| Parameter | DietGen | StudySync |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Number of ratings | — | 3 — better |
| Update frequency | Every 5 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 18.5 |
| Further details — not scored | ||
| Size | 82 MB | 43 MB |
| Age rating | 17+ | 17+ |
| Developer | Yibin Wang | Stanford University |
In-app purchases
DietGen
No in-app purchases
StudySync
No in-app purchases
