# Touch Waves vs ÉTSMobile

The clearest difference is price: ÉTSMobile at Free against Touch Waves's $3.99. ÉTSMobile also leads on rating (4.6 vs 3.0) and update cadence (every 2 months vs every 5 months). On review sentiment, ratings volume, ads and in-app purchases there is nothing between them.

ÉTSMobile is free to download; Touch Waves costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ÉTSMobile holds the better App Store score, 4.6 against 3.0. Both are backed by a comparable volume of ratings — 2 and 5 respectively. Written reviews complicate that: 63% of Touch Waves's written reviews are positive against 58% of ÉTSMobile's, so the app with the better star average is not the one people write more warmly about.

Touch Waves ships an update every 5 months, ÉTSMobile every 2 months. The most recent releases landed on October 13, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Touch Waves | ÉTSMobile |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/touch-waves/id347672384/reviews) | **[4.6 (5 ratings)](https://appshunter.io/ios/app/etsmobile/id557463461/reviews)** |
| Number of ratings | 2 | **5** |
| Positive reviews | **63.2% of reviews** | 57.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 49 MB | 41 MB |
| Requires iOS | 26.0 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Xavier Daxhelet](https://appshunter.io/developer/339056993) | [École de Technologie Supérieure](https://appshunter.io/developer/557463464) |

## What reviewers say

### Touch Waves

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

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


### ÉTSMobile

[App page](https://appshunter.io/ios/app/etsmobile/id557463461)

Access essential student services from your mobile device. View grades, check your schedule, manage your profile, and find quick links to school resources. This app is developed by students for students.

**Highlights:** View grades, Check schedule, Student profile, School bill access, Useful short links, Emergency process

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

**In-app purchases:** none

**What reviewers like**

- 👍 User-friendly interface
- 👍 Very practical and useful
- 👍 Excellent application
- 👍 Easy to navigate
- 👍 Good job by developers

**What reviewers complain about**

- 🐛 Frequent crashes
- 🐛 Login issues
- 🐛 Application not functional
- 🐛 Moodle not working
- 🐛 Poor support

**Reported bugs**

- Cannot log in
- Application crashes on startup
- Double authentication causing access issues
- Error message when viewing schedule
- Application not opening after update

**Requested features**

- Add notifications for new grades or payments
- Enable swipe gestures for navigation
- Add email access and sending functionality
- Include course cancellation alerts
- Display evaluation details (class average, median)


## Frequently asked questions

### Is Touch Waves free?

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

### Is ÉTSMobile free?

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

### Which has better reviews, Touch Waves or ÉTSMobile?

ÉTSMobile is rated higher. Touch Waves averages 3.0 out of 5 from 2 ratings, while ÉTSMobile averages 4.6 from 5 ratings.

### Do Touch Waves or ÉTSMobile have ads?

Neither Touch Waves nor ÉTSMobile shows ads.

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

Touch Waves ships an update every 5 months, and ÉTSMobile every 2 months. Most recently, Touch Waves was updated on October 13, 2026 and ÉTSMobile on October 9, 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.*