# OneScan vs FlashScan

The clearest difference is in-app purchases: FlashScan at none against OneScan's 1. OneScan's advantage is update cadence (daily vs every 9 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. OneScan sells 1 one-off in-app purchase. FlashScan asks for nothing beyond the download.

OneScan ships an update daily, FlashScan every 9 days. The most recent releases landed on October 13, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | OneScan | FlashScan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Daily** | Every 9 days |
| Size | 10 MB | 5 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Freedom Dimension (shenzhen) Technology Co., Ltd](https://appshunter.io/developer/6776064465) | [祖恒 廖](https://appshunter.io/developer/1800609484) |

## What reviewers say

### OneScan

[App page](https://appshunter.io/ios/app/onescan-pdf-scanner/id6788495535)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Lifetime | $1.99 | one-time |


### FlashScan

[App page](https://appshunter.io/ios/app/flashscan-simple-doc-scanner/id6800587966)

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

**In-app purchases:** none


## Frequently asked questions

### Is OneScan free?

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

### Is FlashScan free?

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

### Do OneScan or FlashScan have ads?

Neither OneScan nor FlashScan shows ads.

### Which is updated more often, OneScan or FlashScan?

OneScan ships an update daily, and FlashScan every 9 days. Most recently, OneScan was updated on October 13, 2026 and FlashScan on October 17, 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.*