# Discovery RA vs Developer Widgets

The clearest difference is in-app purchases: Discovery RA at none against Developer Widgets's 3. Discovery RA also leads on device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. Developer Widgets sells 3 one-off in-app purchases. Discovery RA asks for nothing beyond the download.

Discovery RA ships an update every 2 months, Developer Widgets every 3 months. The most recent releases landed on September 21, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Discovery RA | Developer Widgets |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (8 ratings)](https://appshunter.io/ios/app/discovery-ra/id1579586447/reviews)** | — |
| Number of ratings | **8** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | — |
| Size | 75 MB | 1 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sibel Inc.](https://appshunter.io/developer/1444729060) | [The Detroit Software Works](https://appshunter.io/developer/1092878094) |

## What reviewers say

### Discovery RA

[App page](https://appshunter.io/ios/app/discovery-ra/id1579586447)

Manage and collect data from Sibel sensors with this intuitive application. Streamline workflows through effortless data collection, real-time event labeling, and secure cloud integration. Access and analyze your sensor data directly on your device.

**Highlights:** Effortless data collection, Direct data download, Real-time event labeling, Secure cloud integration, Sensor management

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

**In-app purchases:** none


### Developer Widgets

[App page](https://appshunter.io/ios/app/developer-widgets/id1639809390)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $2.99 | one-time |
| Large Tip | $4.99 | one-time |


## Frequently asked questions

### Is Discovery RA free?

Discovery RA is free to download, with no in-app purchases.

### Is Developer Widgets free?

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

### Do Discovery RA or Developer Widgets have ads?

Neither Discovery RA nor Developer Widgets shows ads.

### Which is updated more often, Discovery RA or Developer Widgets?

Discovery RA ships an update every 2 months, and Developer Widgets every 3 months. Most recently, Discovery RA was updated on September 21, 2026 and Developer Widgets on September 8, 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.*