# FOSDEM vs PLATF9RM

The clearest difference is update cadence: PLATF9RM at every 4 months against FOSDEM's every 22 months. FOSDEM's advantage is device support (4 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

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

FOSDEM ships an update every 22 months, PLATF9RM every 4 months. The most recent releases landed on September 23, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | FOSDEM | PLATF9RM |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 30 MB | 30 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [J Henselmans](https://appshunter.io/developer/425367129) | [platf9rm](https://appshunter.io/developer/1498927620) |

## What reviewers say

### FOSDEM

[App page](https://appshunter.io/ios/app/fosdem-org/id941904933)

This app provides an up-to-date schedule for the European Open Source conference. Star your favorite talks to easily navigate the event and access videos from previous years' sessions. It's a donationware app to help support its development.

**Highlights:** Up-to-date conference schedule, Favorite talk selection, Access to previous year's videos, Offline schedule access, Donationware model

**In-app purchases:** none


### PLATF9RM

[App page](https://appshunter.io/ios/app/platf9rm/id1498927621)

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

**In-app purchases:** none


## Frequently asked questions

### Is FOSDEM free?

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

### Is PLATF9RM free?

PLATF9RM is free to download, with no in-app purchases.

### Do FOSDEM or PLATF9RM have ads?

Neither FOSDEM nor PLATF9RM shows ads.

### Which is updated more often, FOSDEM or PLATF9RM?

FOSDEM ships an update every 22 months, and PLATF9RM every 4 months. Most recently, FOSDEM was updated on September 23, 2026 and PLATF9RM on September 9, 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.*