# Professor Ferretto vs Sagaz Focus

Professor Ferretto and Sagaz Focus are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Professor Ferretto ships an update every 3 weeks, Sagaz Focus every 6 weeks. The most recent releases landed on October 30, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Professor Ferretto | Sagaz Focus |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free | — |
| Size | 30 MB | 27 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | +4 | 4+ |
| Developer | [Ferretto Cursos On Line LTDA](https://appshunter.io/developer/1621502437) | [Adriano Silva Portela](https://appshunter.io/developer/1447506686) |

## What reviewers say

### Professor Ferretto

[App page](https://appshunter.io/ios/app/professor-ferretto/id1621502015)

Access a comprehensive online learning platform with expert instructors for various subjects. Download video lessons for offline viewing and enjoy a user-friendly study environment designed for ENEM and traditional university entrance exam preparation.

**Highlights:** Offline video lessons, Downloadable content, Expert instructors, User-friendly interface, ENEM and Vestibular preparation

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

**In-app purchases:** none


### Sagaz Focus

[App page](https://appshunter.io/ios/app/sagaz-focus/id6743134845)

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

**In-app purchases:** none


## Frequently asked questions

### Is Professor Ferretto free?

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

### Is Sagaz Focus free?

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

### Do Professor Ferretto or Sagaz Focus have ads?

Neither Professor Ferretto nor Sagaz Focus shows ads.

### Which is updated more often, Professor Ferretto or Sagaz Focus?

Professor Ferretto ships an update every 3 weeks, and Sagaz Focus every 6 weeks. Most recently, Professor Ferretto was updated on October 30, 2026 and Sagaz Focus on September 30, 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.*