# App LSQ vs UdeM Alerte

The clearest difference is in-app purchases: UdeM Alerte at none against App LSQ's 10. UdeM Alerte also leads on update cadence (monthly vs every 15 months). App LSQ's advantage is iOS requirement (13.6 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. App LSQ sells 10 one-off in-app purchases. UdeM Alerte asks for nothing beyond the download.

App LSQ ships an update every 15 months, UdeM Alerte monthly. The most recent releases landed on September 10, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | App LSQ | UdeM Alerte |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/app-lsq/id1382361876/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 15 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 47 MB | 29 MB |
| Requires iOS | **13.6** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DeafDigits Inc](https://appshunter.io/developer/1737604636) | [Université de Montréal](https://appshunter.io/developer/495788472) |

## What reviewers say

### App LSQ

[App page](https://appshunter.io/ios/app/app-lsq/id1382361876)

Learn a new visual language with interactive lessons and practice tools. This app offers a paced learning experience with features like slow-motion playback, a search index, and the ability to save favorite signs for review. Share your progress and new skills with friends.

**Highlights:** Conversational visual language learning, Interactive lessons, Slow-motion playback, Search index for quick sign lookup, Favorites folder for practice, Social media sharing

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bouffe, repas | $0.99 | one-time |
| Célébrations | $0.99 | one-time |
| La météo, la nature et... | $0.99 | one-time |
| Signes sur l'argent | $0.99 | one-time |
| Couleurs | $0.99 | one-time |
| Signes de temps | $0.99 | one-time |
| LSQ022 - Display name | $0.99 | one-time |
| LSQ021 - Display name | $0.99 | one-time |
| LSQ020 Bundle | $0.99 | one-time |
| App LSQ Group Bundle | $5.99 | one-time |


### UdeM Alerte

[App page](https://appshunter.io/ios/app/udem-alerte/id6466105934)

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

**In-app purchases:** none


## Frequently asked questions

### Is App LSQ free?

App LSQ is free to download, with in-app purchases available.

### Is UdeM Alerte free?

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

### Do App LSQ or UdeM Alerte have ads?

Neither App LSQ nor UdeM Alerte shows ads.

### Which is updated more often, App LSQ or UdeM Alerte?

App LSQ ships an update every 15 months, and UdeM Alerte monthly. Most recently, App LSQ was updated on September 10, 2026 and UdeM Alerte on September 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.*