# AI for Good vs Rooftop Underground

The clearest difference is iOS requirement: AI for Good at 13.0 against Rooftop Underground's 15.0. 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.

AI for Good ships an update every 3 weeks, Rooftop Underground every 2 weeks. The most recent releases landed on September 16, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | AI for Good | Rooftop Underground |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 33 MB | 48 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Myonvent AS](https://appshunter.io/developer/1683074568) | [Social Apps Company SAS](https://appshunter.io/developer/1700064688) |

## What reviewers say

### AI for Good

[App page](https://appshunter.io/ios/app/ai-for-good-neural-network/id6449176910)

**Features:** macOS Compatibility

**In-app purchases:** none


### Rooftop Underground

[App page](https://appshunter.io/ios/app/rooftop-underground/id6474046852)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AI for Good free?

AI for Good is free to download, with no in-app purchases.

### Is Rooftop Underground free?

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

### Do AI for Good or Rooftop Underground have ads?

Neither AI for Good nor Rooftop Underground shows ads.

### Which is updated more often, AI for Good or Rooftop Underground?

AI for Good ships an update every 3 weeks, and Rooftop Underground every 2 weeks. Most recently, AI for Good was updated on September 16, 2026 and Rooftop Underground on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*