# PDF Scanner vs Instant Doc

The clearest difference is update cadence: Instant Doc at every 8 days against PDF Scanner's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PDF Scanner ships an update monthly, Instant Doc every 8 days. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | PDF Scanner | Instant Doc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/pdf-scanner-smart-doc-tools/id6757627556/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Every 8 days** |
| Monetization | Ad-supported | — |
| Size | 36 MB | 133 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Asmitaben Viradiya](https://appshunter.io/developer/1854306282) | [Axel FLEURY](https://appshunter.io/developer/1561932445) |

## What reviewers say

### PDF Scanner

[App page](https://appshunter.io/ios/app/pdf-scanner-smart-doc-tools/id6757627556)

Easily scan documents, convert images to PDF, and manage your files offline. Secure your documents with password protection and organize them efficiently on your device. Ideal for students, professionals, and anyone needing simple, private PDF tools.

**Highlights:** Scan documents to PDF, Convert images to PDF, Merge and split PDF files, Password protect PDFs, Offline document processing, Organize and manage files

**Features:** macOS Compatibility

**In-app purchases:** none


### Instant Doc

[App page](https://appshunter.io/ios/app/instant-doc-pdf-scanner/id6761603073)

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Scanner free?

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

### Is Instant Doc free?

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

### Do PDF Scanner or Instant Doc have ads?

Both PDF Scanner and Instant Doc show ads.

### Which is updated more often, PDF Scanner or Instant Doc?

PDF Scanner ships an update monthly, and Instant Doc every 8 days. Most recently, PDF Scanner was updated on October 24, 2026 and Instant Doc on October 18, 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.*