Sona Mobile vs BearFound
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sona Mobile
This mobile application grants users access to the Sona Systems platform. It is designed for participants, researchers, and principal investigators, requiring the specific URL of a Sona site for functionality.
- Access Sona Systems
- For participants
- For researchers
- For principal investigators
- Requires Sona site URL
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This app provides access to Sona Systems for users of the system. It works for participant users, researchers and principal investigators. You will need to know the URL of your Sona site in order to use this app.
BearFound
This app helps the Washington University in St. Louis community report and find lost items. Developed by students, it serves as a centralized platform for item recovery within the university.
- Report lost items
- Find lost items
- University community focused
- Item recovery platform
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Lost and found app for WashU (Washington University in St. Louis) BearFound is founded by four computer science students at Washington University in St. Louis. Developers - Saulet Yskak, Matheus Bustamante, Minh Vu, Pyi Theim Kyaw (PTK)
Screenshots
Verdict
The clearest difference is rating: BearFound at 5.0 against Sona Mobile's 2.7. BearFound also leads on update cadence (every 2 weeks vs every 3 months) and iOS requirement (13.2 vs 15.1). Sona Mobile's advantage is ratings volume (10 vs 2). On price, ads, in-app purchases and monetization model 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.
BearFound holds the better App Store score, 5.0 against 2.7. That said, the two scores are not equally well evidenced: Sona Mobile has 10 ratings behind it against 2, so its average is the more settled of the two.
Sona Mobile ships an update every 3 months, BearFound every 2 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.
| Parameter | Sona Mobile | BearFound |
|---|---|---|
| Price | Free | Free |
| Rating | 2.7 (10 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 20.0% of reviews | — |
| Number of ratings | 10 — better | 2 |
| Update frequency | Every 3 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 13.2 — better |
| Further details — not scored | ||
| Size | 38 MB | 25 MB |
| Age rating | 4+ | 12+ |
| Developer | Sona Systems | Pyi Theim Kyaw |
Customer experience
Sona Mobile
BearFound
In-app purchases
Sona Mobile
No in-app purchases
BearFound
No in-app purchases
