# Engine vs Built For The Badge

The clearest difference is ads: Built For The Badge at none against Engine's shown. Engine's advantage is update cadence (every 10 days vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Engine sells 2 in-app purchases, starting at $9.99 per month and Built For The Badge sells 6 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Engine ships an update every 10 days, Built For The Badge every 2 months. The most recent releases landed on September 30, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Engine | Built For The Badge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 10 days** | Every 2 months |
| Size | 54 MB | 41 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Les Nants](https://appshunter.io/developer/1807100390) | [Built For The Badge LLC](https://appshunter.io/developer/1896644917) |

## What reviewers say

### Engine

[App page](https://appshunter.io/ios/app/engine-boost-your-vo2max/id6756730497)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $9.99 | per month |
| Yearly Plan | $39.99 | per year |


### Built For The Badge

[App page](https://appshunter.io/ios/app/built-for-the-badge/id6769257971)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Badge | $4.99 | per month |
| Pro | $9.99 | per month |
| Elite | $14.99 | per month |
| Badge | $39.99 | per year |
| Pro | $79.99 | per year |
| Elite | $99.99 | per year |


## Frequently asked questions

### Is Engine free?

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

### Is Built For The Badge free?

Built For The Badge is free to download, with in-app purchases available.

### Do Engine or Built For The Badge have ads?

Engine shows ads; Built For The Badge does not.

### Which is updated more often, Engine or Built For The Badge?

Engine ships an update every 10 days, and Built For The Badge every 2 months. Most recently, Engine was updated on September 30, 2026 and Built For The Badge on October 9, 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.*