# [AR] Blob vs Reality Construction Kit

The clearest difference is review sentiment: [AR] Blob at 100% against Reality Construction Kit's 44%. [AR] Blob also leads on in-app purchases (none vs 10) and rating (4.6 vs 4.3). Reality Construction Kit's advantage is update cadence (every 3 weeks vs every 2 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Reality Construction Kit sells 10 one-off in-app purchases. [AR] Blob asks for nothing beyond the download.

[AR] Blob holds the better App Store score, 4.6 against 4.3. Both are backed by a comparable volume of ratings — 54 and 33 respectively. Written reviews point the same way: 100% of [AR] Blob's written reviews are positive against 44% of Reality Construction Kit's.

[AR] Blob ships an update every 2 months, Reality Construction Kit every 3 weeks. The most recent releases landed on August 24, 2026 and August 27, 2026 respectively.

## The numbers

| Metric | [AR] Blob | Reality Construction Kit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (54 ratings)](https://appshunter.io/ios/app/ar-blob/id1490833957/reviews)** | [4.3 (33 ratings)](https://appshunter.io/ios/app/reality-construction-kit/id1514708594/reviews) |
| Number of ratings | **54** | 33 |
| Positive reviews | **100.0% of reviews** | 44.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 291 MB | 216 MB |
| Requires iOS | 16.6 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Philippe Zay](https://appshunter.io/developer/1200498230) | [Pantomime Corporation](https://appshunter.io/developer/963059345) |

## What reviewers say

### [AR] Blob

[App page](https://appshunter.io/ios/app/ar-blob/id1490833957)

Explore a dynamic metaball simulation in augmented reality. Customize textures, parameters, and environments to create unique 3D visualizations. This app offers an ad-free and in-app purchase-free experience.

**Highlights:** Metaball simulation in AR, Customizable textures and parameters, Multiple virtual environments, Marching Cubes algorithm visualization, Ad-free and no in-app purchases

**In-app purchases:** none


### Reality Construction Kit

[App page](https://appshunter.io/ios/app/reality-construction-kit/id1514708594)

Create and interact with realistic augmented reality objects in your physical space. Experience uncanny physics, collisions, and reflections as virtual items seamlessly integrate with your environment. Design intricate contraptions and play with them as if they were real.

**Highlights:** Realistic AR object placement, Physics-based interactions (bounce, stack, roll), Seamless integration with real environments, LiDAR sensor utilization for accuracy, Create custom contraptions and courses, Object collision and occlusion effects, In-app store for additional items

**Features:** Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Balls | Free | one-time |
| Dominos | $0.99 | one-time |
| Plank | $0.99 | one-time |
| Baseball Bat | $0.99 | one-time |
| Dart | $0.99 | one-time |
| Hoop | $0.99 | one-time |
| Crate | $0.99 | one-time |
| Track | $0.99 | one-time |
| Unlock All - 30 Days | $0.99 | one-time |
| Unlock All - 1 Day | $0.99 | one-time |


## Frequently asked questions

### Is [AR] Blob free?

[AR] Blob is free to download, with no in-app purchases.

### Is Reality Construction Kit free?

Reality Construction Kit is free to download, with in-app purchases available.

### Which has better reviews, [AR] Blob or Reality Construction Kit?

[AR] Blob is rated higher. [AR] Blob averages 4.6 out of 5 from 54 ratings, while Reality Construction Kit averages 4.3 from 33 ratings.

### Do [AR] Blob or Reality Construction Kit have ads?

Neither [AR] Blob nor Reality Construction Kit shows ads.

### Which is updated more often, [AR] Blob or Reality Construction Kit?

[AR] Blob ships an update every 2 months, and Reality Construction Kit every 3 weeks. Most recently, [AR] Blob was updated on August 24, 2026 and Reality Construction Kit on August 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.*