# Countdown until Anniversary vs DayMark

The clearest difference is in-app purchases: Countdown until Anniversary at none against DayMark's 3. DayMark's advantage is ads (none vs shown) and update cadence (every 9 days vs every 4 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. DayMark sells 3 in-app purchases, starting at $1.99 per 7 days. Countdown until Anniversary asks for nothing beyond the download.

Countdown until Anniversary ships an update every 4 months, DayMark every 9 days. The most recent releases landed on October 20, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Countdown until Anniversary | DayMark |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 9 days** |
| Size | 18 MB | 26 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Aaron F Stephenson](https://appshunter.io/developer/391222344) | [CAGATAY ACABEY](https://appshunter.io/developer/1879838041) |

## What reviewers say

### Countdown until Anniversary

[App page](https://appshunter.io/ios/app/countdown-until-anniversary/id6738866365)

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

**In-app purchases:** none


### DayMark

[App page](https://appshunter.io/ios/app/daymark-countdown-widget/id6759619801)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DayMark Premium (Weekly) | $1.99 | per 7 days |
| DayMark Premium (Monthly) | $3.99 | per month |
| DayMark Premium (Yearly) | $24.99 | per year |


## Frequently asked questions

### Is Countdown until Anniversary free?

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

### Is DayMark free?

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

### Do Countdown until Anniversary or DayMark have ads?

Countdown until Anniversary shows ads; DayMark does not.

### Which is updated more often, Countdown until Anniversary or DayMark?

Countdown until Anniversary ships an update every 4 months, and DayMark every 9 days. Most recently, Countdown until Anniversary was updated on October 20, 2026 and DayMark on October 10, 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.*