# EndoStation | Skills Tracker vs PPF

The clearest difference is update cadence: PPF at fortnightly against EndoStation | Skills Tracker's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

EndoStation | Skills Tracker ships an update every 2 months, PPF fortnightly. The most recent releases landed on September 16, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | EndoStation | Skills Tracker | PPF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 19 MB | 784 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Sergio Zepeda-Gomez](https://appshunter.io/developer/1299543016) | [Arthur Volpato Batista](https://appshunter.io/developer/1593472564) |

## What reviewers say

### EndoStation | Skills Tracker

[App page](https://appshunter.io/ios/app/endostation-skills-tracker/id1299594759)

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

**In-app purchases:** none


### PPF

[App page](https://appshunter.io/ios/app/ppf/id6503098097)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EndoStation | Skills Tracker free?

EndoStation | Skills Tracker is free to download, with no in-app purchases.

### Is PPF free?

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

### Do EndoStation | Skills Tracker or PPF have ads?

Neither EndoStation | Skills Tracker nor PPF shows ads.

### Which is updated more often, EndoStation | Skills Tracker or PPF?

EndoStation | Skills Tracker ships an update every 2 months, and PPF fortnightly. Most recently, EndoStation | Skills Tracker was updated on September 16, 2026 and PPF on September 23, 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.*