# Projeto Caveira vs Estudei

The clearest difference is review sentiment: Estudei at 86% against Projeto Caveira's 35%. Estudei also leads on update cadence (every 9 days vs every 3 weeks). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Projeto Caveira sells 1 one-off in-app purchase and Estudei sells 1 in-app purchase, starting at $39.99 per year. Whichever you choose, the download price is not the number that matters.

Projeto Caveira ships an update every 3 weeks, Estudei every 9 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Projeto Caveira | Estudei |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (7 ratings)](https://appshunter.io/ios/app/estudei/id6740289500/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | 35.0% of reviews | **86.2% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 45 MB | 77 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | +4 |
| Developer | [Projeto Caveira](https://appshunter.io/developer/1696180906) | [Estudei](https://appshunter.io/developer/1789384548) |

## What reviewers say

### Projeto Caveira

[App page](https://appshunter.io/ios/app/projeto-caveira/id6451004239)

Prepare-se para concursos policiais com simulados, um vasto banco de questões comentadas e flashcards interativos. Estude em qualquer lugar e a qualquer hora, com um sistema de revisão espaçada para otimizar seu aprendizado.

**Highlights:** Simulated exams, Commented teacher reviews, Police question bank, Customizable flashcards, Spaced repetition system, Study on any device

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CAVEIRA PASS CORE | $79.99 | one-time |


### Estudei

[App page](https://appshunter.io/ios/app/estudei/id6740289500)

Organize seus estudos com um planejamento personalizado, revisões estratégicas e acompanhamento de desempenho. Identifique dificuldades e navegue por editais de forma eficiente. Ideal para estudantes de todos os níveis que buscam otimizar seu tempo e maximizar a eficiência.

**Highlights:** Personalized study planning, Strategic revision scheduling, Performance indicators, Study time logging, Difficulty mapping, Verticalized syllabus navigation

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription | $39.99 | per year |


## Frequently asked questions

### Is Projeto Caveira free?

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

### Is Estudei free?

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

### Do Projeto Caveira or Estudei have ads?

Neither Projeto Caveira nor Estudei shows ads.

### Which is updated more often, Projeto Caveira or Estudei?

Projeto Caveira ships an update every 3 weeks, and Estudei every 9 days. Most recently, Projeto Caveira was updated on November 3, 2026 and Estudei on November 4, 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.*