# Foundy vs Science Explorer

The clearest difference is in-app purchases: Science Explorer at none against Foundy's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Foundy sells 3 in-app purchases, starting at $3.99 per month. Science Explorer asks for nothing beyond the download.

Foundy ships an update every 10 days, Science Explorer every 9 days. The most recent releases landed on November 3, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Foundy | Science Explorer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (4 ratings)](https://appshunter.io/ios/app/foundy-find-lost-bluetooth/id6443950605/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 37 MB | 30 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gowalk - Fzco](https://appshunter.io/developer/1701769855) | [Dung Ba Nguyen](https://appshunter.io/developer/1886372549) |

## What reviewers say

### Foundy

[App page](https://appshunter.io/ios/app/foundy-find-lost-bluetooth/id6443950605)

Easily locate misplaced Bluetooth devices like earphones, trackers, or watches. This app uses advanced Bluetooth technology and a dynamic radar display on a map to show real-time proximity, helping you pinpoint your lost items.

**Highlights:** Accurate Bluetooth device detection, Real-time radar display on map, Intuitive user interface, Customizable radar sensitivity, Reliable signal range detection

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Foundy monthly subscription | $3.99 | per month |
| Foundy weekly subscription | $9.99 | per 7 days |
| Premium Subscription | $49.99 | per year |


### Science Explorer

[App page](https://appshunter.io/ios/app/science-explorer/id6772375997)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Foundy free?

Foundy is free to download, with in-app purchases available.

### Is Science Explorer free?

Science Explorer is free to download, with no in-app purchases.

### Do Foundy or Science Explorer have ads?

Neither Foundy nor Science Explorer shows ads.

### Which is updated more often, Foundy or Science Explorer?

Foundy ships an update every 10 days, and Science Explorer every 9 days. Most recently, Foundy was updated on November 3, 2026 and Science Explorer on November 10, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*