# MySensor² vs GhostShield

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

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

MySensor² ships an update monthly, GhostShield daily. The most recent releases landed on September 30, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | MySensor² | GhostShield |
| --- | --- | --- |
| 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 | **Daily** |
| Monetization | Freemium | — |
| Size | 28 MB | 24 MB |
| Requires iOS | 17.5 | **17.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [兴华 范](https://appshunter.io/developer/440983944) | [Richdale Ventures Limited Liability Company](https://appshunter.io/developer/6775532949) |

## 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 |


### GhostShield

[App page](https://appshunter.io/ios/app/ghostshield/id6775532677)

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

**In-app purchases:** none


## Frequently asked questions

### Is MySensor² free?

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

### Is GhostShield free?

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

### Do MySensor² or GhostShield have ads?

Neither MySensor² nor GhostShield shows ads.

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

MySensor² ships an update monthly, and GhostShield daily. Most recently, MySensor² was updated on September 30, 2026 and GhostShield on September 16, 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.*