# Block Builder 3D Free vs ABC Discovery

The clearest difference is price: Block Builder 3D Free at Free against ABC Discovery's $0.99. Block Builder 3D Free also leads on update cadence (every 5 months vs every 30 months) and iOS requirement (4.3 vs 13.0). ABC Discovery's advantage is in-app purchases (none vs 1) and chart position (#197 vs unranked). On ads and device support there is nothing between them.

Block Builder 3D Free is free to download; ABC Discovery costs $0.99 up front. Block Builder 3D Free sells 1 one-off in-app purchase. ABC Discovery asks for nothing beyond the download.

Block Builder 3D Free ships an update every 5 months, ABC Discovery every 30 months. The most recent releases landed on June 10, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Block Builder 3D Free | ABC Discovery |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.1 (193 ratings)](https://appshunter.io/ios/app/block-builder-3d-free/id519028914/reviews)** | — |
| Number of ratings | **193** | — |
| Positive reviews | 79.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 30 months |
| Monetization | Free with in-app purchases | — |
| Best chart rank | — | **#197** |
| Size | 39 MB | 199 MB |
| Requires iOS | **4.3** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ettin Entertainment I/S](https://appshunter.io/developer/512521245) | [Bware Studios Pty Ltd](https://appshunter.io/developer/1252236984) |

## What reviewers say

### Block Builder 3D Free

[App page](https://appshunter.io/ios/app/block-builder-3d-free/id519028914)

This app allows children to build with virtual wooden blocks, create towers, and knock them down without any mess. It offers interactive elements like RC cars, animals, and educational games such as number blocks and 2D/3D board games.

**Highlights:** Virtual wooden block building, Interactive physics-based play, Educational number blocks, Train simulation, 2D and 3D board games, Save custom constructions

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade | $0.99 | one-time |


### ABC Discovery

[App page](https://appshunter.io/ios/app/abc-discovery/id1252236985)

**Currently charting:** #197 Top Paid · Racing (US App Store)

**In-app purchases:** none


## Frequently asked questions

### Is Block Builder 3D Free free?

Block Builder 3D Free is free to download, with in-app purchases available.

### Is ABC Discovery free?

ABC Discovery costs $0.99, with no in-app purchases.

### Do Block Builder 3D Free or ABC Discovery have ads?

Neither Block Builder 3D Free nor ABC Discovery shows ads.

### Which is updated more often, Block Builder 3D Free or ABC Discovery?

Block Builder 3D Free ships an update every 5 months, and ABC Discovery every 30 months. Most recently, Block Builder 3D Free was updated on June 10, 2026 and ABC Discovery on September 22, 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.*