# App大学 (旧Flutter大学) vs SottoPet

The clearest difference is in-app purchases: SottoPet at none against App大学 (旧Flutter大学)'s 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. App大学 (旧Flutter大学) sells 2 in-app purchases, starting at $19.99 per month. SottoPet asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | App大学 (旧Flutter大学) | SottoPet |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Freemium | — |
| Size | 124 MB | 56 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [KBOY, LLC.](https://appshunter.io/developer/1121544040) | [Daichi Morita](https://appshunter.io/developer/1800860771) |

## What reviewers say

### App大学 (旧Flutter大学)

[App page](https://appshunter.io/ios/app/app-flutter/id1532391360)

This app offers a specialized learning community for mobile app development. It provides various learning plans and community features to help users master app creation.

**Highlights:** Mobile app development focus, Learning community, Specialized learning plans, Community features

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| コミュニティプラン | $19.99 | per month |
| 課題学習プラン | $39.99 | per month |


### SottoPet

[App page](https://appshunter.io/ios/app/sottopet/id6799579951)

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

**In-app purchases:** none


## Frequently asked questions

### Is App大学 (旧Flutter大学) free?

App大学 (旧Flutter大学) is free to download, with in-app purchases available.

### Is SottoPet free?

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

### Do App大学 (旧Flutter大学) or SottoPet have ads?

Neither App大学 (旧Flutter大学) nor SottoPet shows ads.

### Which is updated more often, App大学 (旧Flutter大学) or SottoPet?

App大学 (旧Flutter大学) ships an update every 2 weeks, and SottoPet every 2 weeks. Most recently, App大学 (旧Flutter大学) was updated on November 3, 2026 and SottoPet on October 31, 2026.

---

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