# PEG vs S.Tool

The clearest difference is ads: S.Tool at none against PEG's shown. S.Tool also leads on update cadence (every 2 months vs every 15 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

PEG ships an update every 15 months, S.Tool every 2 months. The most recent releases landed on September 29, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | PEG | S.Tool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 15 months | **Every 2 months** |
| Size | 54 MB | 66 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [everywhereIM BV](https://appshunter.io/developer/1531113052) | [Katholieke Universiteit te Leuven](https://appshunter.io/developer/925286039) |

## What reviewers say

### PEG

[App page](https://appshunter.io/ios/app/peg-app/id6449226753)

**In-app purchases:** none


### S.Tool

[App page](https://appshunter.io/ios/app/stool/id6739492755)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PEG free?

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

### Is S.Tool free?

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

### Do PEG or S.Tool have ads?

PEG shows ads; S.Tool does not.

### Which is updated more often, PEG or S.Tool?

PEG ships an update every 15 months, and S.Tool every 2 months. Most recently, PEG was updated on September 29, 2026 and S.Tool on October 7, 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.*