# InstaDocs vs Pico PDF Viewer

The clearest difference is device support: InstaDocs at 3 against Pico PDF Viewer's 1. InstaDocs also leads on iOS requirement (15.5 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

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

InstaDocs ships an update every 4 days, Pico PDF Viewer weekly. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | InstaDocs | Pico PDF Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/instadocs-pdf-image-scanner/id6799533814/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Weekly |
| Monetization | Ad-supported | — |
| Size | 75 MB | 7 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [JAYDARSH TECHNOCRATS LLP](https://appshunter.io/developer/6799533816) | [SHIH WEI LING](https://appshunter.io/developer/6803189463) |

## What reviewers say

### InstaDocs

[App page](https://appshunter.io/ios/app/instadocs-pdf-image-scanner/id6799533814)

This app offers a comprehensive suite of tools for managing PDFs and images. Convert between formats, compress files, scan documents, and extract text. All processing is done locally on your device for enhanced privacy and security.

**Highlights:** PDF to Image Converter, Image to PDF Maker, PDF Compressor, Document Scanner, Image OCR (Text Extractor), Offline Processing, Merge & Split PDF

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

**In-app purchases:** none


### Pico PDF Viewer

[App page](https://appshunter.io/ios/app/pico-pdf-viewer/id6804466063)

**In-app purchases:** none


## Frequently asked questions

### Is InstaDocs free?

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

### Is Pico PDF Viewer free?

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

### Do InstaDocs or Pico PDF Viewer have ads?

Both InstaDocs and Pico PDF Viewer show ads.

### Which is updated more often, InstaDocs or Pico PDF Viewer?

InstaDocs ships an update every 4 days, and Pico PDF Viewer weekly. Most recently, InstaDocs was updated on October 24, 2026 and Pico PDF Viewer 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.*