# VibeBlocks vs Keystone Institute

The clearest difference is in-app purchases: Keystone Institute at none against VibeBlocks's 5. Keystone Institute also leads on ads (none vs shown). VibeBlocks's advantage is update cadence (every 2 weeks vs every 33 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. VibeBlocks sells 5 one-off in-app purchases. Keystone Institute asks for nothing beyond the download.

VibeBlocks ships an update every 2 weeks, Keystone Institute every 33 months. The most recent releases landed on October 13, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | VibeBlocks | Keystone Institute |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (7 ratings)](https://appshunter.io/ios/app/vibeblocks-ai-coding-lab/id1477837489/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 33 months |
| Monetization | Free with in-app purchases | — |
| Size | 203 MB | 34 MB |
| Requires iOS | 15.0 | **14** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hayeon Jeong](https://appshunter.io/developer/6804959386) | [SCHOOL IBOX S.A.S. DE C.V.](https://appshunter.io/developer/1271228289) |

## What reviewers say

### VibeBlocks

[App page](https://appshunter.io/ios/app/vibeblocks-ai-coding-lab/id1477837489)

This app offers a mobile-first solution for learning maker coding without a computer. It allows users to simulate and test Arduino projects, compile code directly, and learn through interactive block coding games and missions. Designed for both students and teachers, it supports various kits and provides comprehensive guidance.

**Highlights:** Computer-free Arduino project creation, Smartphone-based block coding, Circuit diagram identification and assembly guidance, Code simulation and direct Arduino compilation, Interactive coding games and missions, Teacher guidance and class materials, Support for multiple maker kits

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MAKE Basic 멤버십 1개월 | $0.99 | one-time |
| MAKE monthly ticket | $1.99 | one-time |
| Premium 멤버쉽 1개월 | $2.99 | one-time |
| MAKE Premium 멤버쉽 3개월 | $7.99 | one-time |
| MAKE Premium 멤버쉽 6개월 | $10.99 | one-time |


### Keystone Institute

[App page](https://appshunter.io/ios/app/keystone-institute/id1641736337)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VibeBlocks free?

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

### Is Keystone Institute free?

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

### Do VibeBlocks or Keystone Institute have ads?

VibeBlocks shows ads; Keystone Institute does not.

### Which is updated more often, VibeBlocks or Keystone Institute?

VibeBlocks ships an update every 2 weeks, and Keystone Institute every 33 months. Most recently, VibeBlocks was updated on October 13, 2026 and Keystone Institute on September 27, 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.*