# ÉTSMobile vs Interval Ear Training

The clearest difference is in-app purchases: ÉTSMobile at none against Interval Ear Training's 1. Interval Ear Training's advantage is update cadence (every 4 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Interval Ear Training sells 1 one-off in-app purchase. ÉTSMobile asks for nothing beyond the download.

ÉTSMobile ships an update every 2 months, Interval Ear Training every 4 days. The most recent releases landed on October 9, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | ÉTSMobile | Interval Ear Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/etsmobile/id557463461/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 57.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Free | — |
| Size | 41 MB | 110 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [École de Technologie Supérieure](https://appshunter.io/developer/557463464) | [NORMAN DI BLASIO](https://appshunter.io/developer/1883457080) |

## What reviewers say

### 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)


### Interval Ear Training

[App page](https://appshunter.io/ios/app/interval-ear-training/id6760247705)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $1.99 | one-time |


## Frequently asked questions

### Is ÉTSMobile free?

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

### Is Interval Ear Training free?

Interval Ear Training is free to download, with in-app purchases available.

### Do ÉTSMobile or Interval Ear Training have ads?

Neither ÉTSMobile nor Interval Ear Training shows ads.

### Which is updated more often, ÉTSMobile or Interval Ear Training?

ÉTSMobile ships an update every 2 months, and Interval Ear Training every 4 days. Most recently, ÉTSMobile was updated on October 9, 2026 and Interval Ear Training on October 1, 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.*