# Smart PDF Toolkit vs PDF Compression

The clearest difference is in-app purchases: Smart PDF Toolkit at none against PDF Compression's 1. Smart PDF Toolkit also leads on ads (none vs shown) and iOS requirement (16.6 vs 18.5). On price, review sentiment, update cadence and device support there is nothing between them.

Both are free to download. PDF Compression sells 1 one-off in-app purchase. Smart PDF Toolkit asks for nothing beyond the download.

Smart PDF Toolkit ships an update every 3 days, PDF Compression every 4 days. The most recent releases landed on June 27, 2026 and July 3, 2026 respectively.

## The numbers

| Metric | Smart PDF Toolkit | PDF Compression |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/pdf-compression/id6752516285/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 4 days |
| Monetization | **Free** | Free with in-app purchases |
| Size | 9 MB | 19 MB |
| Requires iOS | **16.6** | 18.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Neeshu Kumar](https://appshunter.io/developer/1822449761) | [Antonio Gonzalez de la aleja german](https://appshunter.io/developer/1839645711) |

## What reviewers say

### Smart PDF Toolkit

[App page](https://appshunter.io/ios/app/smart-pdf-toolkit/id6747693832)

This app allows you to open, read, and manage PDF documents offline. It offers features like bookmarks, file renaming, and dark mode for a comfortable and efficient reading experience without needing an internet connection.

**Highlights:** Offline PDF management, Bookmarking, File renaming, Dark mode, Fast and secure, Lightweight viewer

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF Compression

[App page](https://appshunter.io/ios/app/pdf-compression/id6752516285)

Easily reduce the size of your PDF files without sacrificing quality. This tool is perfect for students and professionals needing to optimize documents for storage, email, or sharing. Compress multiple files quickly and efficiently.

**Highlights:** Compress PDFs for free, Reduce file size to specific megabytes, Optimize documents for email and sharing, Compress multiple PDFs at once, Maintain document quality during compression, Convert PDFs to ZIP format

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Smart PDF Toolkit free?

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

### Is PDF Compression free?

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

### Do Smart PDF Toolkit or PDF Compression have ads?

PDF Compression shows ads; Smart PDF Toolkit does not.

### Which is updated more often, Smart PDF Toolkit or PDF Compression?

Smart PDF Toolkit ships an update every 3 days, and PDF Compression every 4 days. Most recently, Smart PDF Toolkit was updated on June 27, 2026 and PDF Compression on July 3, 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.*