# MySensor² vs Crager

The clearest difference is in-app purchases: Crager at none against MySensor²'s 4. Crager also leads on update cadence (every 2 days vs monthly) and iOS requirement (15.0 vs 17.5). On price, ads and device support there is nothing between them.

Both are free to download. MySensor² sells 4 in-app purchases, starting at $2.99 per 7 days. Crager asks for nothing beyond the download.

MySensor² ships an update monthly, Crager every 2 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | MySensor² | Crager |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/mysensorbike-sensor-battery/id6504740377/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | Freemium | — |
| Size | 28 MB | 3 MB |
| Requires iOS | 17.5 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [兴华 范](https://appshunter.io/developer/440983944) | [Uladzislau Hliavitski](https://appshunter.io/developer/6813164718) |

## What reviewers say

### MySensor²

[App page](https://appshunter.io/ios/app/mysensorbike-sensor-battery/id6504740377)

Effortlessly monitor the battery levels of all your cycling sensors, including power meters, heart rate monitors, and shifters, in one convenient app. Get quick access to battery status via desktop widgets or Apple Watch Stacks without needing to open the application.

**Highlights:** All sensor batteries in one place, Power meter battery status, Heart rate monitor battery status, Speed and cadence sensor monitoring, Electronic shifter battery checks, Home screen widgets, Apple Watch Stack support

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (Weekly) | $2.99 | per 7 days |
| Premium (Monthly) | $6.99 | per month |
| Premium (Annual) | $19.99 | per year |
| Premium (Lifetime) | $39.99 | one-time |


### Crager

[App page](https://appshunter.io/ios/app/crager/id6816206082)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MySensor² free?

MySensor² is free to download, with in-app purchases available.

### Is Crager free?

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

### Do MySensor² or Crager have ads?

Neither MySensor² nor Crager shows ads.

### Which is updated more often, MySensor² or Crager?

MySensor² ships an update monthly, and Crager every 2 days. Most recently, MySensor² was updated on October 25, 2026 and Crager on October 24, 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.*