# Trustmark Refresh vs Wattstopperi3

The clearest difference is iOS requirement: Trustmark Refresh at 7.0 against Wattstopperi3's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Trustmark Refresh ships an update every 3 weeks, Wattstopperi3 monthly. The most recent releases landed on October 3, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Trustmark Refresh | Wattstopperi3 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 3 MB | 81 MB |
| Requires iOS | **7.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Environmental Lights](https://appshunter.io/developer/662800563) | [THE WATT STOPPER, INC.](https://appshunter.io/developer/1188479609) |

## What reviewers say

### Trustmark Refresh

[App page](https://appshunter.io/ios/app/trustmark-refresh/id1188201360)

**Features:** macOS Compatibility

**In-app purchases:** none


### Wattstopperi3

[App page](https://appshunter.io/ios/app/wattstopperi3/id6745227707)

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

**In-app purchases:** none


## Frequently asked questions

### Is Trustmark Refresh free?

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

### Is Wattstopperi3 free?

Wattstopperi3 is free to download, with no in-app purchases.

### Do Trustmark Refresh or Wattstopperi3 have ads?

Neither Trustmark Refresh nor Wattstopperi3 shows ads.

### Which is updated more often, Trustmark Refresh or Wattstopperi3?

Trustmark Refresh ships an update every 3 weeks, and Wattstopperi3 monthly. Most recently, Trustmark Refresh was updated on October 3, 2026 and Wattstopperi3 on October 13, 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.*