# UnderForge vs Focus Friend

The clearest difference is in-app purchases: UnderForge at none against Focus Friend's 1. UnderForge also leads on device support (3 vs 1) and iOS requirement (15.1 vs 18.6). On price, update cadence and ads there is nothing between them.

Both are free to download. Focus Friend sells 1 in-app purchase, starting at $2.99 per month. UnderForge asks for nothing beyond the download.

UnderForge ships an update every 9 days, Focus Friend fortnightly. The most recent releases landed on October 13, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | UnderForge | Focus Friend |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Fortnightly |
| Size | 126 MB | 6 MB |
| Requires iOS | **15.1** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Venture CO Group Korlatolt Felelossegu Tarsasag](https://appshunter.io/developer/6800294425) | [Ihor Filippov](https://appshunter.io/developer/1859217129) |

## What reviewers say

### UnderForge

[App page](https://appshunter.io/ios/app/underforge/id6758098630)

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

**In-app purchases:** none


### Focus Friend

[App page](https://appshunter.io/ios/app/focus-friend-cognitive-games/id6763804797)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |


## Frequently asked questions

### Is UnderForge free?

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

### Is Focus Friend free?

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

### Do UnderForge or Focus Friend have ads?

Neither UnderForge nor Focus Friend shows ads.

### Which is updated more often, UnderForge or Focus Friend?

UnderForge ships an update every 9 days, and Focus Friend fortnightly. Most recently, UnderForge was updated on October 13, 2026 and Focus Friend 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.*