# Learn Raspberry Pi Pico vs Liminal

The clearest difference is in-app purchases: Learn Raspberry Pi Pico at none against Liminal's 2. Liminal's advantage is update cadence (every 3 weeks vs every 2 months) and device support (4 vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Liminal sells 2 one-off in-app purchases. Learn Raspberry Pi Pico asks for nothing beyond the download.

Learn Raspberry Pi Pico ships an update every 2 months, Liminal every 3 weeks. The most recent releases landed on October 19, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Learn Raspberry Pi Pico | Liminal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/liminal-the-atrium/id6787131819/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 25 MB | 10 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [ALG Software Lab](https://appshunter.io/developer/1650561236) | [Hessam Zahedi](https://appshunter.io/developer/6785146214) |

## What reviewers say

### Learn Raspberry Pi Pico

[App page](https://appshunter.io/ios/app/learn-raspberry-pi-pico/id6756587123)

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

**In-app purchases:** none


### Liminal

[App page](https://appshunter.io/ios/app/liminal-the-atrium/id6787131819)

Engage in thoughtful conversations with AI reconstructions of great minds. Explore philosophical concepts through interactive games and unique encounters designed for quiet reflection. Many features are available offline and free to use.

**Highlights:** AI reconstructions of great minds, Interactive philosophical games, Poetry generation, Question and answer sessions, Thought experiments, Offline play, No ads or tracking

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 25 Credits | $2.99 | one-time |
| 100 Credits | $9.99 | one-time |


## Frequently asked questions

### Is Learn Raspberry Pi Pico free?

Learn Raspberry Pi Pico is free to download, with no in-app purchases.

### Is Liminal free?

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

### Do Learn Raspberry Pi Pico or Liminal have ads?

Neither Learn Raspberry Pi Pico nor Liminal shows ads.

### Which is updated more often, Learn Raspberry Pi Pico or Liminal?

Learn Raspberry Pi Pico ships an update every 2 months, and Liminal every 3 weeks. Most recently, Learn Raspberry Pi Pico was updated on October 19, 2026 and Liminal 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.*