# FOSDEM vs CountedDays

The clearest difference is in-app purchases: FOSDEM at none against CountedDays's 1. FOSDEM also leads on iOS requirement (15.0 vs 18.0). CountedDays's advantage is update cadence (every 4 days vs every 22 months). On price, ads and device support there is nothing between them.

Both are free to download. CountedDays sells 1 one-off in-app purchase. FOSDEM asks for nothing beyond the download.

FOSDEM ships an update every 22 months, CountedDays every 4 days. The most recent releases landed on September 23, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | FOSDEM | CountedDays |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 4 days** |
| Monetization | Free | — |
| Size | 30 MB | 17 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [J Henselmans](https://appshunter.io/developer/425367129) | [Elpax AB](https://appshunter.io/developer/1894555135) |

## 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


### CountedDays

[App page](https://appshunter.io/ios/app/counteddays-countdown-widget/id6767652250)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CountedDays Supporter Pack | $0.99 | one-time |


## Frequently asked questions

### Is FOSDEM free?

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

### Is CountedDays free?

CountedDays is free to download, with in-app purchases available.

### Do FOSDEM or CountedDays have ads?

Neither FOSDEM nor CountedDays shows ads.

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

FOSDEM ships an update every 22 months, and CountedDays every 4 days. Most recently, FOSDEM was updated on September 23, 2026 and CountedDays on September 17, 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.*