# Style Boiler vs Wattage Conversion

The clearest difference is in-app purchases: Style Boiler at none against Wattage Conversion's 1. Wattage Conversion's advantage is update cadence (monthly vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Wattage Conversion sells 1 one-off in-app purchase. Style Boiler asks for nothing beyond the download.

Style Boiler ships an update every 4 months, Wattage Conversion monthly. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Style Boiler | Wattage Conversion |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Size | 9 MB | 37 MB |
| Requires iOS | **14.4** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [EuroICC d.o.o.](https://appshunter.io/developer/1362060463) | [akira ohmachi](https://appshunter.io/developer/1338624340) |

## What reviewers say

### Style Boiler

[App page](https://appshunter.io/ios/app/style-boiler/id1562988843)

**Features:** macOS Compatibility

**In-app purchases:** none


### Wattage Conversion

[App page](https://appshunter.io/ios/app/wattage-conversion/id6473688997)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Style Boiler free?

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

### Is Wattage Conversion free?

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

### Do Style Boiler or Wattage Conversion have ads?

Neither Style Boiler nor Wattage Conversion shows ads.

### Which is updated more often, Style Boiler or Wattage Conversion?

Style Boiler ships an update every 4 months, and Wattage Conversion monthly. Most recently, Style Boiler was updated on October 27, 2026 and Wattage Conversion on October 25, 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.*