# Countdown Days vs Daymark

The clearest difference is in-app purchases: Countdown Days at none against Daymark's 1. Daymark's advantage is update cadence (every 2 days vs every 7 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Daymark sells 1 one-off in-app purchase. Countdown Days asks for nothing beyond the download.

Countdown Days ships an update every 7 months, Daymark every 2 days. The most recent releases landed on November 5, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Countdown Days | Daymark |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 days** |
| Size | 1 MB | 40 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Derick Derick](https://appshunter.io/developer/1675640216) | [Sebastian Sjoqvist](https://appshunter.io/developer/1883347846) |

## What reviewers say

### Countdown Days

[App page](https://appshunter.io/ios/app/countdown-days-widget/id6748607372)

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

**In-app purchases:** none


### Daymark

[App page](https://appshunter.io/ios/app/daymark-dates-that-matter/id6760224226)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Daymark Premium | $4.99 | one-time |


## Frequently asked questions

### Is Countdown Days free?

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

### Is Daymark free?

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

### Do Countdown Days or Daymark have ads?

Neither Countdown Days nor Daymark shows ads.

### Which is updated more often, Countdown Days or Daymark?

Countdown Days ships an update every 7 months, and Daymark every 2 days. Most recently, Countdown Days was updated on November 5, 2026 and Daymark on November 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.*