Ventos vs StudySync
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ventos
Read full descriptionHide full description
The app is designed to communicate with our device that measures your gut microbiome activity via flatus. The app is use to track your food intake while measuring your microbiome activity. DISCLAIMER: This app and the Ventos device are for general wellness purposes only. Seek a doctor’s advice in addition to using this app and before making any medical decisions. For more information visit our peer review article: https://doi.org/10.1016/j.biosx.2025.100699
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
Read full descriptionHide full description
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 Ventos's every 5 weeks. Ventos's advantage is iOS requirement (12.0 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.
Ventos ships an update every 5 weeks, StudySync fortnightly. The most recent releases landed on September 18, 2026 and September 29, 2026 respectively.
| Parameter | Ventos | 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 | 12.0 — better | 18.5 |
| Further details — not scored | ||
| Size | 83 MB | 43 MB |
| Age rating | 4+ | 17+ |
| Developer | Ventoscity LLC | Stanford University |
In-app purchases
Ventos
No in-app purchases
StudySync
No in-app purchases
