# Prisms vs Moji Sling

The clearest difference is in-app purchases: Moji Sling at none against Prisms's 1. Moji Sling also leads on update cadence (every 10 days vs every 17 months) and review sentiment (100% vs 89%). Prisms's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 18.0). On price, ads and monetization model there is nothing between them.

Both are free to download. Prisms sells 1 one-off in-app purchase. Moji Sling asks for nothing beyond the download.

Prisms ships an update every 17 months, Moji Sling every 10 days. The most recent releases landed on October 11, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Prisms | Moji Sling |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (19 ratings)](https://appshunter.io/ios/app/prisms/id1537640188/reviews)** | — |
| Number of ratings | **19** | — |
| Positive reviews | 88.9% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 10 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 158 MB | 24 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [Dust Productions, LLC](https://appshunter.io/developer/1530436091) | [RICHARD HILL](https://appshunter.io/developer/6779612622) |

## What reviewers say

### Prisms

[App page](https://appshunter.io/ios/app/prisms/id1537640188)

Engage in a 3D spatial puzzle adventure as a scientist's intern. Roll, attach shapes, and orient your cube to solve challenges involving gates, teleporters, and invisible floors. Explore numerous experiments, with optional content available for purchase.

**Highlights:** 3D spatial puzzle gameplay, Cube manipulation with shape attachment, Teleporter and invisible flooring mechanics, 20 free experiments, Optional 20 bonus experiments, Mastering 3 shapes: circle, square, triangle

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fund Dr. Cubit's Research | $4.99 | one-time |


### Moji Sling

[App page](https://appshunter.io/ios/app/moji-sling/id6801556413)

A word puzzle game where falling hiragana tiles must be arranged into Japanese words to clear them before the stack reaches the top. Strategize with tile placement and word length for higher scores, or challenge friends in versus mode.

**Highlights:** Falling hiragana tile gameplay, Build Japanese words to clear tiles, Strategic tile lifting and placement, Longer words score more points, Two-player versus mode, Extensive Japanese dictionary, Offline play supported

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

**In-app purchases:** none


## Frequently asked questions

### Is Prisms free?

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

### Is Moji Sling free?

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

### Do Prisms or Moji Sling have ads?

Neither Prisms nor Moji Sling shows ads.

### Which is updated more often, Prisms or Moji Sling?

Prisms ships an update every 17 months, and Moji Sling every 10 days. Most recently, Prisms was updated on October 11, 2026 and Moji Sling on October 12, 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.*