# RevisApp vs LibrasLab

The clearest difference is rating: LibrasLab at 5.0 against RevisApp's 4.4. LibrasLab also leads on review sentiment (91% vs 56%). RevisApp's advantage is ads (none vs shown) and update cadence (every 10 days vs every 2 months). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. RevisApp sells 12 in-app purchases, starting at $1.99 per month and LibrasLab sells 13 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

LibrasLab holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 15 and 25 respectively. Written reviews point the same way: 56% of RevisApp's written reviews are positive against 91% of LibrasLab's.

RevisApp ships an update every 10 days, LibrasLab every 2 months. The most recent releases landed on September 22, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | RevisApp | LibrasLab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (15 ratings)](https://appshunter.io/ios/app/revisapp/id1447918829/reviews) | **[5.0 (25 ratings)](https://appshunter.io/ios/app/libraslab/id6443427604/reviews)** |
| Number of ratings | 15 | **25** |
| Positive reviews | 56.1% of reviews | **91.3% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Every 2 months |
| Monetization | Freemium | Free with in-app purchases |
| Size | 90 MB | 154 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | +4 | 4+ |
| Developer | [REVISAPP DESENVOLVIMENTO DE APLICATIVOS LTDA](https://appshunter.io/developer/1447918828) | [SignLab AS](https://appshunter.io/developer/1464656258) |

## What reviewers say

### RevisApp

[App page](https://appshunter.io/ios/app/revisapp/id1447918829)

This app provides offline access to core subjects for primary and secondary school students, covering over 600 topics in science, humanities, and math. It includes tools for revision tracking, note-taking, and achievement unlocking to enhance study effectiveness.

**Highlights:** Offline access to subjects, Extensive content library (600+ topics), Revision progress tracking, Note-taking functionality, Achievement system for motivation, Intuitive navigation with visuals

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RevisApp PRO - Assinatura | $1.99 | per month |
| Assinatura Mensal 20% OFF | $1.99 | per month |
| RevisApp PRO - Assinatura | $2.99 | per month |
| Assinatura Anual | $4.99 | per year |
| Assinatura Semestral | $5.99 | per 6 months |
| Assinatura Anual | $9.99 | per year |
| Assinatura Anual | $19.99 | per year |
| RevisApp PRO Vitalício 50% OFF | $7.99 | one-time |
| RevisApp PRO Vitalício 30% OFF | $9.99 | one-time |
| RevisApp PRO Vitalício | $9.99 | one-time |
| Mais revisōes sem propagandas | $11.99 | one-time |
| RevisApp PRO Vitalício | $11.99 | one-time |


### 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 |


## Frequently asked questions

### Is RevisApp free?

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

### Is LibrasLab free?

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

### Which has better reviews, RevisApp or LibrasLab?

LibrasLab is rated higher. RevisApp averages 4.4 out of 5 from 15 ratings, while LibrasLab averages 5.0 from 25 ratings.

### Do RevisApp or LibrasLab have ads?

LibrasLab shows ads; RevisApp does not.

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

RevisApp ships an update every 10 days, and LibrasLab every 2 months. Most recently, RevisApp was updated on September 22, 2026 and LibrasLab on September 26, 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.*