# PDF Scanner Assistant vs CellArc

The clearest difference is update cadence: CellArc at every 10 days against PDF Scanner Assistant's monthly. PDF Scanner Assistant's advantage is price ($0.99 vs $1.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

PDF Scanner Assistant costs $0.99 and CellArc $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PDF Scanner Assistant ships an update monthly, CellArc every 10 days. The most recent releases landed on September 26, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | PDF Scanner Assistant | CellArc |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 10 days** |
| Size | 9 MB | 62 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [乐祥 胡](https://appshunter.io/developer/1572365721) | [Robert Corbin](https://appshunter.io/developer/1890247992) |

## What reviewers say

### PDF Scanner Assistant

[App page](https://appshunter.io/ios/app/pdf-scanner-assistant/id6747924395)

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

**In-app purchases:** none


### CellArc

[App page](https://appshunter.io/ios/app/cellarc/id6771021156)

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Scanner Assistant free?

PDF Scanner Assistant costs $0.99, with no in-app purchases.

### Is CellArc free?

CellArc costs $1.99, with no in-app purchases.

### Do PDF Scanner Assistant or CellArc have ads?

Neither PDF Scanner Assistant nor CellArc shows ads.

### Which is updated more often, PDF Scanner Assistant or CellArc?

PDF Scanner Assistant ships an update monthly, and CellArc every 10 days. Most recently, PDF Scanner Assistant was updated on September 26, 2026 and CellArc on October 8, 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.*