# Ripple Tank vs RustAcademy

The clearest difference is update cadence: RustAcademy at every 6 weeks against Ripple Tank's every 7 months. Ripple Tank's advantage is iOS requirement (7.0 vs 16.4). On price, ads, in-app purchases and monetization model there is nothing between them.

Ripple Tank costs $5.99 and RustAcademy $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Ripple Tank ships an update every 7 months, RustAcademy every 6 weeks. The most recent releases landed on October 19, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Ripple Tank | RustAcademy |
| --- | --- | --- |
| Price | $5.99 | $5.99 |
| Rating | **[4.4 (7 ratings)](https://appshunter.io/ios/app/ripple-tank/id453338629/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 6 weeks** |
| Monetization | Paid | Paid |
| Size | 2 MB | 54 MB |
| Requires iOS | **7.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Falstad.com](https://appshunter.io/developer/453338632) | [SimTeCon GmbH](https://appshunter.io/developer/1761797043) |

## What reviewers say

### Ripple Tank

[App page](https://appshunter.io/ios/app/ripple-tank/id453338629)

Explore wave phenomena with a realistic ripple tank simulation. Create and save your own experiments to visualize concepts like interference, diffraction, and refraction. Ideal for students and educators seeking an interactive learning tool.

**Highlights:** Wave generation with finger touch, Demonstrates interference and diffraction, Visualizes refraction and resonance, Includes Doppler effect examples, Create and save custom experiments

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

**In-app purchases:** none


### RustAcademy

[App page](https://appshunter.io/ios/app/rustacademy/id6740005880)

Learn Rust programming through focused, bite-sized lessons and daily challenges. Master core concepts, algorithms, and syntax with guided practice and code reading. Ideal for developers seeking a deeper understanding of Rust.

**Highlights:** Bite-sized Rust lessons, Guided practice and code reading, Daily recall challenges, Structured algorithm track, Code completion exercises, Favorite module saving

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ripple Tank free?

Ripple Tank costs $5.99, with no in-app purchases.

### Is RustAcademy free?

RustAcademy costs $5.99, with no in-app purchases.

### Do Ripple Tank or RustAcademy have ads?

Neither Ripple Tank nor RustAcademy shows ads.

### Which is updated more often, Ripple Tank or RustAcademy?

Ripple Tank ships an update every 7 months, and RustAcademy every 6 weeks. Most recently, Ripple Tank was updated on October 19, 2026 and RustAcademy on October 20, 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.*