# Equação Certa vs Sagaz Vortex Educação

The clearest difference is iOS requirement: Equação Certa at 12.0 against Sagaz Vortex Educação's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Equação Certa ships an update fortnightly, Sagaz Vortex Educação every 3 weeks. The most recent releases landed on October 15, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Equação Certa | Sagaz Vortex Educação |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 39 MB | 36 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Inforgeneses Solução Informática](https://appshunter.io/developer/1114946198) | [Adriano Silva Portela](https://appshunter.io/developer/1447506686) |

## What reviewers say

### Equação Certa

[App page](https://appshunter.io/ios/app/equacao-certa/id1448039576)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sagaz Vortex Educação

[App page](https://appshunter.io/ios/app/sagaz-vortex-educacao/id1597509087)

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

**In-app purchases:** none


## Frequently asked questions

### Is Equação Certa free?

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

### Is Sagaz Vortex Educação free?

Sagaz Vortex Educação is free to download, with no in-app purchases.

### Do Equação Certa or Sagaz Vortex Educação have ads?

Neither Equação Certa nor Sagaz Vortex Educação shows ads.

### Which is updated more often, Equação Certa or Sagaz Vortex Educação?

Equação Certa ships an update fortnightly, and Sagaz Vortex Educação every 3 weeks. Most recently, Equação Certa was updated on October 15, 2026 and Sagaz Vortex Educação on October 11, 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.*