# PDF it All Document Converter vs PDFOptim

The clearest difference is update cadence: PDF it All Document Converter at every 2 weeks against PDFOptim's every 5 months. PDF it All Document Converter also leads on ratings volume (8.1K vs 292) and review sentiment (86% vs 76%). PDFOptim's advantage is iOS requirement (15.6 vs 17.0). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. PDF it All Document Converter sells 3 in-app purchases, starting at $2.99 per month and PDFOptim sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for PDF it All Document Converter against 4.7 for PDFOptim. That said, the two scores are not equally well evidenced: PDF it All Document Converter has 8.1K ratings behind it against 292, so its average is the more settled of the two. Written reviews are what separate them: 86% of PDF it All Document Converter's written reviews are positive against 76% of PDFOptim's.

PDF it All Document Converter ships an update every 2 weeks, PDFOptim every 5 months. The most recent releases landed on September 24, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | PDF it All Document Converter | PDFOptim |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (8.1K ratings)](https://appshunter.io/ios/app/pdf-it-all-document-converter/id627640657/reviews)** | [4.7 (292 ratings)](https://appshunter.io/ios/app/pdfoptim/id903356489/reviews) |
| Number of ratings | **8.1K** | 292 |
| Positive reviews | **85.6% of reviews** | 75.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 65 MB | 8 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [DIGISET LLC](https://appshunter.io/developer/944123342) | [RootRise Technologies Pvt. Ltd.](https://appshunter.io/developer/594431033) |

## What reviewers say

### PDF it All Document Converter

[App page](https://appshunter.io/ios/app/pdf-it-all-document-converter/id627640657)

This app offers a comprehensive suite of tools for managing PDF documents. It allows users to compress, convert, edit, merge, split, sign, and protect PDF files. All operations are performed locally on the device for enhanced security.

**Highlights:** Compress PDF files, Convert Office, Web, Photos to PDF, Edit PDF pages (remove, rotate), Merge and split PDFs, Sign and protect PDFs, Local device processing for security

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF it All Pro (Monthly) | $2.99 | per month |
| PDF it All Pro Yearly | $13.99 | per year |
| PDF it All Pro - Lifetime | $39.99 | one-time |

**What reviewers like**

- 🚀 Fast and efficient
- 👍 User-friendly and easy to use
- 💡 Versatile and feature-rich
- 🥰 Loyal and reliable companion
- 🔒 Secure and private

**What reviewers complain about**

- 🐛 Crashes and compatibility issues with newer iOS versions
- 💰 Subscription model not well-received
- 🔍 Lack of search functionality
- 📁 Issues with file management and organization

**Reported bugs**

- Crashes when trying to open certain PDFs
- Formatting issues when converting documents to PDF
- Signature tool not working as expected

**Requested features**

- Ability to fill out PDF forms
- Drag and drop support for file management
- One-time payment option instead of subscription
- Improved web page to PDF conversion
- Sync across devices


### PDFOptim

[App page](https://appshunter.io/ios/app/pdfoptim/id903356489)

Easily compress and optimize PDF files on your iPhone and iPad. Reduce the size of large documents, saving storage space and transmission time. Offers both automatic and manual compression modes with advanced settings for image and vector graphics.

**Highlights:** Compress PDF documents, Optimize PDF files, Automatic compression mode, Manual compression mode, Adjust image resolution and quality, Optimize vector graphics, Support for password-protected PDFs

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium : Monthly Access | $0.99 | per month |
| Premium : Yearly Access | $2.99 | per year |
| Premium : Lifetime Access | $4.99 | one-time |

**What reviewers like**

- 👍 Excellent compression quality
- 🚀 Efficient and fast performance
- 👍 Simple and easy to use
- 💰 Good value for money (one-time purchase)
- 👍 No annoying subscriptions

**What reviewers complain about**

- 🐛 App not launching/freezing
- 🐛 Doesn't work for certain file types (e.g., GoodNotes)
- 🐛 Poor image quality/pixelation
- 🐛 Compression not effective on all PDFs
- 🐛 Confusing or illogical interface

**Reported bugs**

- App not launching on iOS 18.0.1
- App freezes during launch
- App won't take purchases
- Cannot optimize certain PDFs
- Compression not effective on marked-up PDFs

**Requested features**

- Support for iOS shortcuts
- macOS version integration/cross-platform compatibility
- Improved handling of specific file types like GoodNotes
- Better optimization for handwritten notes within PDFs
- Cloud storage for compressed documents (iCloud)


## Frequently asked questions

### Is PDF it All Document Converter free?

PDF it All Document Converter is free to download, with in-app purchases available.

### Is PDFOptim free?

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

### Which has better reviews, PDF it All Document Converter or PDFOptim?

PDF it All Document Converter is rated higher. PDF it All Document Converter averages 4.8 out of 5 from 8.1K ratings, while PDFOptim averages 4.7 from 292 ratings.

### Do PDF it All Document Converter or PDFOptim have ads?

Neither PDF it All Document Converter nor PDFOptim shows ads.

### Which is updated more often, PDF it All Document Converter or PDFOptim?

PDF it All Document Converter ships an update every 2 weeks, and PDFOptim every 5 months. Most recently, PDF it All Document Converter was updated on September 24, 2026 and PDFOptim on September 21, 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.*