# S5 vs whatwatt

The clearest difference is update cadence: whatwatt at every 2 weeks against S5's every 3 months. S5's advantage is iOS requirement (7.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

S5 ships an update every 3 months, whatwatt every 2 weeks. The most recent releases landed on September 15, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | S5 | whatwatt |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/whatwatt/id6740263482/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 78 MB | 53 MB |
| Requires iOS | **7.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SikkertHjem ApS](https://appshunter.io/developer/663727427) | [whatwatt AG](https://appshunter.io/developer/1789292734) |

## What reviewers say

### S5

[App page](https://appshunter.io/ios/app/s5-touch/id950172913)

**Features:** macOS Compatibility

**In-app purchases:** none


### whatwatt

[App page](https://appshunter.io/ios/app/whatwatt/id6740263482)

This utility app is preparing for future enhancements. Developers are working on new functionalities that will be revealed soon.

**Highlights:** Future feature groundwork, Upcoming enhancements, Developer updates

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

**In-app purchases:** none


## Frequently asked questions

### Is S5 free?

S5 is free to download, with no in-app purchases.

### Is whatwatt free?

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

### Do S5 or whatwatt have ads?

Neither S5 nor whatwatt shows ads.

### Which is updated more often, S5 or whatwatt?

S5 ships an update every 3 months, and whatwatt every 2 weeks. Most recently, S5 was updated on September 15, 2026 and whatwatt 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.*