# BOB3 vs Coding Grid

The clearest difference is in-app purchases: BOB3 at none against Coding Grid's 1. Coding Grid's advantage is update cadence (every 5 weeks vs every 8 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Coding Grid sells 1 one-off in-app purchase. BOB3 asks for nothing beyond the download.

BOB3 ships an update every 8 months, Coding Grid every 5 weeks. The most recent releases landed on September 13, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | BOB3 | Coding Grid |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 5 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 8 MB | 95 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Nils Springob](https://appshunter.io/developer/1449188605) | [Similesoft](https://appshunter.io/developer/1668859252) |

## What reviewers say

### BOB3

[App page](https://appshunter.io/ios/app/bob3-programmieren-lernen/id1449188606)

**Features:** macOS Compatibility

**In-app purchases:** none


### Coding Grid

[App page](https://appshunter.io/ios/app/coding-grid/id1668859250)

Learn programming concepts through a visual, block-based interface that translates to text-based languages. Supports coding in multiple native languages and offers AI guidance for Pro users. Ideal for beginners and experienced coders alike.

**Highlights:** Code in native languages, VisualL programming language, Drag-and-drop interface, AI teacher (Pro exclusive), Beginner-friendly path, Skills transition to text-based languages

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to Pro | $14.99 | one-time |


## Frequently asked questions

### Is BOB3 free?

BOB3 is free to download, with no in-app purchases.

### Is Coding Grid free?

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

### Do BOB3 or Coding Grid have ads?

Neither BOB3 nor Coding Grid shows ads.

### Which is updated more often, BOB3 or Coding Grid?

BOB3 ships an update every 8 months, and Coding Grid every 5 weeks. Most recently, BOB3 was updated on September 13, 2026 and Coding Grid on June 11, 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.*