# LibrasLab vs SinaLu

The clearest difference is in-app purchases: SinaLu at none against LibrasLab's 13. SinaLu also leads on ads (none vs shown). LibrasLab's advantage is iOS requirement (15.1 vs 18.0). On price, update cadence and device support there is nothing between them.

Both are free to download. LibrasLab sells 13 in-app purchases, starting at $1.99 per month. SinaLu asks for nothing beyond the download.

LibrasLab ships an update every 2 months, SinaLu every 5 weeks. The most recent releases landed on October 15, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | LibrasLab | SinaLu |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (25 ratings)](https://appshunter.io/ios/app/libraslab/id6443427604/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 91.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 154 MB | 133 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SignLab AS](https://appshunter.io/developer/1464656258) | [Fernanda Uberti](https://appshunter.io/developer/1839049760) |

## What reviewers say

### LibrasLab

[App page](https://appshunter.io/ios/app/libraslab/id6443427604)

Learn Brazilian Sign Language (Libras) through interactive modules and AI-powered lessons. Progress from basic signs to fluency with grammar and vocabulary. Connect with the deaf community and broaden your communication skills.

**Highlights:** 20 learning modules, AI-powered learning, Sign language fluency, Grammar and vocabulary, Interactive lessons

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Assinatura Premium de 1 mês | $1.99 | per month |
| Assinatura Premium de 1 mês | $1.99 | per month |
| Assinatura Premium de 3 meses | $2.99 | per 3 months |
| Assinatura Premium de 3 meses | $3.99 | per 3 months |
| Assinatura Premium de 3 meses | $4.99 | per 3 months |
| Assinatura Premium de 3 meses | $6.49 | per 3 months |
| Assinatura Premium anual | $9.99 | per year |
| Assinatura Premium semestral | $11.49 | per 6 months |
| Assinatura Premium anual | $12.99 | per year |
| Assinatura Premium anual | $14.99 | per year |
| Assinatura Premium anual | $18.99 | per year |
| Assinatura Premium de 3 meses | $34.00 | per 3 months |
| Assinatura Premium anual | $98.00 | per year |


### SinaLu

[App page](https://appshunter.io/ios/app/sinalu/id6752356555)

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

**In-app purchases:** none


## Frequently asked questions

### Is LibrasLab free?

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

### Is SinaLu free?

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

### Do LibrasLab or SinaLu have ads?

LibrasLab shows ads; SinaLu does not.

### Which is updated more often, LibrasLab or SinaLu?

LibrasLab ships an update every 2 months, and SinaLu every 5 weeks. Most recently, LibrasLab was updated on October 15, 2026 and SinaLu 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.*