# StaqOn vs KeremetPDF Scan

The clearest difference is in-app purchases: StaqOn at none against KeremetPDF Scan's 2. StaqOn also leads on iOS requirement (15.5 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. KeremetPDF Scan sells 2 in-app purchases, starting at $1.00 per 7 days. StaqOn asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on November 10, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | StaqOn | KeremetPDF Scan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | Every 3 days |
| Size | 63 MB | 3 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [StaqOn](https://appshunter.io/developer/6797385936) | [Yekaterina Kim](https://appshunter.io/developer/6778888646) |

## What reviewers say

### StaqOn

[App page](https://appshunter.io/ios/app/staqon/id6797385934)

**In-app purchases:** none


### KeremetPDF Scan

[App page](https://appshunter.io/ios/app/keremetpdf-scan/id6814620043)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $1.00 | per 7 days |
| Monthly Pro | $4.00 | per month |


## Frequently asked questions

### Is StaqOn free?

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

### Is KeremetPDF Scan free?

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

### Do StaqOn or KeremetPDF Scan have ads?

Neither StaqOn nor KeremetPDF Scan shows ads.

### Which is updated more often, StaqOn or KeremetPDF Scan?

StaqOn ships an update every 3 days, and KeremetPDF Scan every 3 days. Most recently, StaqOn was updated on November 10, 2026 and KeremetPDF Scan on October 31, 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.*