# Polygraf vs PicusGO

The clearest difference is update cadence: PicusGO at every 3 weeks against Polygraf's every 6 months. Polygraf's advantage is iOS requirement (9.0 vs 15.1). 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.

Polygraf ships an update every 6 months, PicusGO every 3 weeks. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Polygraf | PicusGO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Size | 40 MB | 151 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Masaryk University](https://appshunter.io/developer/443178424) | [Ivan Zuna](https://appshunter.io/developer/1465166482) |

## What reviewers say

### Polygraf

[App page](https://appshunter.io/ios/app/polygraf/id443178421)

**Features:** macOS Compatibility

**In-app purchases:** none


### PicusGO

[App page](https://appshunter.io/ios/app/picusgo/id6755111756)

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

**In-app purchases:** none


## Frequently asked questions

### Is Polygraf free?

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

### Is PicusGO free?

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

### Do Polygraf or PicusGO have ads?

Neither Polygraf nor PicusGO shows ads.

### Which is updated more often, Polygraf or PicusGO?

Polygraf ships an update every 6 months, and PicusGO every 3 weeks. Most recently, Polygraf was updated on October 2, 2026 and PicusGO on October 6, 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.*