# Simulado ENEM vs Linear Regression Lab

The clearest difference is in-app purchases: Linear Regression Lab at none against Simulado ENEM's 1. Linear Regression Lab also leads on ads (none vs shown) and update cadence (every 3 days vs every 6 weeks). Simulado ENEM's advantage is iOS requirement (14.0 vs 17.6). On price and device support there is nothing between them.

Both are free to download. Simulado ENEM sells 1 one-off in-app purchase. Linear Regression Lab asks for nothing beyond the download.

Simulado ENEM ships an update every 6 weeks, Linear Regression Lab every 3 days. The most recent releases landed on October 15, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Simulado ENEM | Linear Regression Lab |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 99 MB | 11 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Pedro Venicius Silva Oliveira](https://appshunter.io/developer/1721061305) | [Henrique Alvarenga da Silva](https://appshunter.io/developer/1875530482) |

## What reviewers say

### Simulado ENEM

[App page](https://appshunter.io/ios/app/simulado-enem/id6474642833)

Prepare-se para o ENEM com mais de 1.400 questões reais e comentadas, provas anteriores completas e um cronograma de estudos personalizado. Estude de forma eficiente com simulados por área ou no formato oficial, e acompanhe seu desempenho com estatísticas detalhadas. O modo offline permite estudar em qualquer lugar.

**Highlights:** 1,400+ real and commented questions, Previous ENEM exams, Customizable simulated exams, Offline study mode, Study schedule with notifications, Performance statistics

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Simulado ENEM Pro | $1.99 | one-time |


### Linear Regression Lab

[App page](https://appshunter.io/ios/app/linear-regression-lab/id6763681036)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Simulado ENEM free?

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

### Is Linear Regression Lab free?

Linear Regression Lab is free to download, with no in-app purchases.

### Do Simulado ENEM or Linear Regression Lab have ads?

Simulado ENEM shows ads; Linear Regression Lab does not.

### Which is updated more often, Simulado ENEM or Linear Regression Lab?

Simulado ENEM ships an update every 6 weeks, and Linear Regression Lab every 3 days. Most recently, Simulado ENEM was updated on October 15, 2026 and Linear Regression Lab on September 29, 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.*