# WattMate vs Sentry

The clearest difference is in-app purchases: Sentry at none against WattMate's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. WattMate sells 2 in-app purchases, starting at $0.99 per month. Sentry asks for nothing beyond the download.

## The numbers

| Metric | WattMate | Sentry |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 81 MB | 32 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Stefan Kovachev](https://appshunter.io/developer/1886970731) | [Clear Digital Vision S.A.S.](https://appshunter.io/developer/1895322044) |

## What reviewers say

### WattMate

[App page](https://appshunter.io/ios/app/wattmate-ev-charging-tracker/id6760948697)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WattMate Premium Monthly | $0.99 | per month |
| WattMate Premium Yearly | $6.99 | per year |


### Sentry

[App page](https://appshunter.io/ios/app/sentry/id6783241793)

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

**In-app purchases:** none


## Frequently asked questions

### Is WattMate free?

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

### Is Sentry free?

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

### Do WattMate or Sentry have ads?

Neither WattMate nor Sentry shows ads.

---

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