# PDFScan vs Countdown Days

The clearest difference is in-app purchases: PDFScan at none against Countdown Days's 3. PDFScan also leads on iOS requirement (15.1 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Countdown Days sells 3 in-app purchases, starting at $2.99 per 7 days. PDFScan asks for nothing beyond the download.

PDFScan ships an update every 3 weeks, Countdown Days fortnightly. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | PDFScan | Countdown Days |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 40 MB | 14 MB |
| Requires iOS | **15.1** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Ann ANN WAMBUI NJUGUNA](https://appshunter.io/developer/1895391479) | [APP TEAM](https://appshunter.io/developer/1892958531) |

## What reviewers say

### PDFScan

[App page](https://appshunter.io/ios/app/pdfscan-doc-and-file-scanner/id6763644246)

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

**In-app purchases:** none


### Countdown Days

[App page](https://appshunter.io/ios/app/countdown-days-event-timer/id6773258156)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Monthly | $6.99 | per month |
| Yearly | $39.99 | per year |


## Frequently asked questions

### Is PDFScan free?

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

### Is Countdown Days free?

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

### Do PDFScan or Countdown Days have ads?

Both PDFScan and Countdown Days show ads.

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

PDFScan ships an update every 3 weeks, and Countdown Days fortnightly. Most recently, PDFScan was updated on October 15, 2026 and Countdown Days 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.*