# Ripple Tank Lite vs Pic2Mag

The clearest difference is rating: Pic2Mag at 5.0 against Ripple Tank Lite's 3.6. Ripple Tank Lite's advantage is update cadence (every 7 months vs every 31 months) and ratings volume (11 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Pic2Mag holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: Ripple Tank Lite has 11 ratings behind it against 1, so its average is the more settled of the two.

Ripple Tank Lite ships an update every 7 months, Pic2Mag every 31 months. The most recent releases landed on October 23, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Ripple Tank Lite | Pic2Mag |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (11 ratings)](https://appshunter.io/ios/app/ripple-tank-lite/id453342553/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pic2mag/id1514504657/reviews)** |
| Number of ratings | **11** | 1 |
| Positive reviews | 77.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 31 months |
| Monetization | Free | Free |
| Size | 2 MB | 108 MB |
| Requires iOS | **7.0** | 8.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Falstad.com](https://appshunter.io/developer/453338632) | [Michael Snyder](https://appshunter.io/developer/1514504656) |

## What reviewers say

### Ripple Tank Lite

[App page](https://appshunter.io/ios/app/ripple-tank-lite/id453342553)

Simulate wave phenomena like interference, diffraction, and refraction using a digital ripple tank. Create waves with your finger and observe various wave behaviors, including resonance and the Doppler effect.

**Highlights:** Wave simulation, Finger wave creation, Interference observation, Diffraction examples, Refraction simulation, Resonance and Doppler effect

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

**In-app purchases:** none


### Pic2Mag

[App page](https://appshunter.io/ios/app/pic2mag/id1514504657)

Visualize magnetic and electric fields by drawing magnets or charges. This educational tool helps students understand physics concepts by displaying field lines and voltage potentials. It offers a free, ad-free learning experience for iOS devices.

**Highlights:** Draw magnets to visualize magnetic fields, Draw charges to visualize electric fields, Magnetostatic and Electrostatic modes, Field line and voltage potential plotting, Caches results for faster processing, Ad-free learning experience

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ripple Tank Lite free?

Ripple Tank Lite is free to download, with no in-app purchases.

### Is Pic2Mag free?

Pic2Mag is free to download, with no in-app purchases.

### Which has better reviews, Ripple Tank Lite or Pic2Mag?

Pic2Mag is rated higher. Ripple Tank Lite averages 3.6 out of 5 from 11 ratings, while Pic2Mag averages 5.0 from 1 ratings.

### Do Ripple Tank Lite or Pic2Mag have ads?

Neither Ripple Tank Lite nor Pic2Mag shows ads.

### Which is updated more often, Ripple Tank Lite or Pic2Mag?

Ripple Tank Lite ships an update every 7 months, and Pic2Mag every 31 months. Most recently, Ripple Tank Lite was updated on October 23, 2026 and Pic2Mag on October 8, 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.*