# Aevum vs Countdown

The clearest difference is in-app purchases: Countdown at none against Aevum's 4. Aevum's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Aevum sells 4 one-off in-app purchases. Countdown asks for nothing beyond the download.

Aevum ships an update fortnightly, Countdown every 8 days. The most recent releases landed on October 11, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Aevum | Countdown |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 8 days** |
| Size | 4 MB | 6 MB |
| Requires iOS | **17.0** | 17.4 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Swen Knies](https://appshunter.io/developer/1873066495) | [Grima Hdez](https://appshunter.io/developer/1741481582) |

## What reviewers say

### Aevum

[App page](https://appshunter.io/ios/app/aevum-countdown-and-days/id6759660245)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $2.99 | one-time |
| Large Tip | $5.99 | one-time |
| Aevum Pro | $9.99 | one-time |


### Countdown

[App page](https://appshunter.io/ios/app/countdown-days-and-event-timer/id6785826373)

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

**In-app purchases:** none


## Frequently asked questions

### Is Aevum free?

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

### Is Countdown free?

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

### Do Aevum or Countdown have ads?

Countdown shows ads; Aevum does not.

### Which is updated more often, Aevum or Countdown?

Aevum ships an update fortnightly, and Countdown every 8 days. Most recently, Aevum was updated on October 11, 2026 and Countdown on October 16, 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.*