# NerdTrack vs Sensor Recorder Pro

The clearest difference is in-app purchases: NerdTrack at none against Sensor Recorder Pro's 1. Sensor Recorder Pro's advantage is update cadence (every 4 weeks vs every 2 months) and iOS requirement (15.4 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Sensor Recorder Pro sells 1 one-off in-app purchase. NerdTrack asks for nothing beyond the download.

NerdTrack ships an update every 2 months, Sensor Recorder Pro every 4 weeks. The most recent releases landed on September 20, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | NerdTrack | Sensor Recorder Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Size | 0 MB | 3 MB |
| Requires iOS | 18.0 | **15.4** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ello Skelling Productions](https://appshunter.io/developer/1569508906) | [晓聪 姜](https://appshunter.io/developer/6782490208) |

## What reviewers say

### NerdTrack

[App page](https://appshunter.io/ios/app/nerdtrack/id6739551225)

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

**In-app purchases:** none


### Sensor Recorder Pro

[App page](https://appshunter.io/ios/app/sensor-recorder-pro/id6782758613)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Recording | $2.99 | one-time |


## Frequently asked questions

### Is NerdTrack free?

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

### Is Sensor Recorder Pro free?

Sensor Recorder Pro is free to download, with in-app purchases available.

### Do NerdTrack or Sensor Recorder Pro have ads?

Neither NerdTrack nor Sensor Recorder Pro shows ads.

### Which is updated more often, NerdTrack or Sensor Recorder Pro?

NerdTrack ships an update every 2 months, and Sensor Recorder Pro every 4 weeks. Most recently, NerdTrack was updated on September 20, 2026 and Sensor Recorder Pro on September 18, 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.*