# Deck vs How Many Days?

The clearest difference is in-app purchases: How Many Days? at none against Deck's 2. How Many Days? also leads on iOS requirement (15.0 vs 17.0). Deck's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Deck sells 2 in-app purchases, starting at $1.99 per month. How Many Days? asks for nothing beyond the download.

Deck ships an update every 2 weeks, How Many Days? every 3 weeks. The most recent releases landed on October 5, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Deck | How Many Days? |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Size | 21 MB | 39 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Naqeeb Ahmed](https://appshunter.io/developer/1790045081) | [Oktay Bozaci](https://appshunter.io/developer/1875545535) |

## What reviewers say

### Deck

[App page](https://appshunter.io/ios/app/deck-timer-and-countdown-clock/id6741170044)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $1.99 | per month |
| Yearly Premium | $14.99 | per year |


### How Many Days?

[App page](https://appshunter.io/ios/app/how-many-days-counter/id6758888679)

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

**In-app purchases:** none


## Frequently asked questions

### Is Deck free?

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

### Is How Many Days? free?

How Many Days? is free to download, with no in-app purchases.

### Do Deck or How Many Days? have ads?

How Many Days? shows ads; Deck does not.

### Which is updated more often, Deck or How Many Days??

Deck ships an update every 2 weeks, and How Many Days? every 3 weeks. Most recently, Deck was updated on October 5, 2026 and How Many Days? on October 14, 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.*