# Touch Waves vs Thermochemistry

The clearest difference is chart position: Touch Waves at #195 against Thermochemistry's unranked. Thermochemistry's advantage is iOS requirement (17.0 vs 26.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Touch Waves costs $3.99 and Thermochemistry $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Touch Waves ships an update every 5 months, Thermochemistry every 4 months. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Touch Waves | Thermochemistry |
| --- | --- | --- |
| Price | $3.99 | $3.99 |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/touch-waves/id347672384/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 63.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Monetization | Paid | — |
| Best chart rank | **#195** | — |
| Size | 49 MB | 1 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Xavier Daxhelet](https://appshunter.io/developer/339056993) | [Roman Volinsky](https://appshunter.io/developer/977951850) |

## What reviewers say

### Touch Waves

[App page](https://appshunter.io/ios/app/touch-waves/id347672384)

**Currently charting:** #195 Top Paid · Education (US App Store)

Explore wave physics with interactive animations and detailed explanations. This app covers vibrations, waves on strings, acoustics, and optics, making complex concepts visual and understandable for students and educators.

**Highlights:** Wave physics concepts, Interactive animations (2D & 3D), Basic equations, Classroom projection support, Covers vibration, acoustics, optics, Detailed subject list

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

**In-app purchases:** none


### Thermochemistry

[App page](https://appshunter.io/ios/app/thermochemistry/id1095024444)

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

**In-app purchases:** none


## Frequently asked questions

### Is Touch Waves free?

Touch Waves costs $3.99, with no in-app purchases.

### Is Thermochemistry free?

Thermochemistry costs $3.99, with no in-app purchases.

### Do Touch Waves or Thermochemistry have ads?

Neither Touch Waves nor Thermochemistry shows ads.

### Which is updated more often, Touch Waves or Thermochemistry?

Touch Waves ships an update every 5 months, and Thermochemistry every 4 months. Most recently, Touch Waves was updated on October 13, 2026 and Thermochemistry on October 7, 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.*