# Parti Pris vs Convention USF

The clearest difference is update cadence: Convention USF at every 5 months against Parti Pris's every 48 months. Parti Pris's advantage is iOS requirement (11.0 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.

Parti Pris ships an update every 48 months, Convention USF every 5 months. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Parti Pris | Convention USF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 48 months | **Every 5 months** |
| Size | 19 MB | 74 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jean Marc CLEYET](https://appshunter.io/developer/1349349842) | [Eventmaker](https://appshunter.io/developer/417220593) |

## What reviewers say

### Parti Pris

[App page](https://appshunter.io/ios/app/parti-pris/id1349349843)

**In-app purchases:** none


### Convention USF

[App page](https://appshunter.io/ios/app/convention-usf/id1640456811)

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

**In-app purchases:** none


## Frequently asked questions

### Is Parti Pris free?

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

### Is Convention USF free?

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

### Do Parti Pris or Convention USF have ads?

Neither Parti Pris nor Convention USF shows ads.

### Which is updated more often, Parti Pris or Convention USF?

Parti Pris ships an update every 48 months, and Convention USF every 5 months. Most recently, Parti Pris was updated on October 5, 2026 and Convention USF 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.*