# Avi Pdf Pro vs Chimaki

The clearest difference is update cadence: Chimaki at every 3 days against Avi Pdf Pro's every 2 months. Avi Pdf Pro's advantage is iOS requirement (15.0 vs 26.0). 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.

Avi Pdf Pro ships an update every 2 months, Chimaki every 3 days. The most recent releases landed on October 12, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Avi Pdf Pro | Chimaki |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (8 ratings)](https://appshunter.io/ios/app/avi-pdf-pro/id1469857534/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 40 MB | 6 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Navjot Singh](https://appshunter.io/developer/1469857533) | [力 雷](https://appshunter.io/developer/1746429413) |

## What reviewers say

### Avi Pdf Pro

[App page](https://appshunter.io/ios/app/avi-pdf-pro/id1469857534)

This utility app offers a comprehensive suite of tools for managing PDF files. Easily create, merge, lock, unlock, and watermark PDFs using images or your phone's camera. Your files are processed securely and deleted from servers after completion.

**Highlights:** Create PDF files, Merge PDF files, Lock PDF files, Unlock PDF files, Watermark PDF files, Use phone images or camera

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

**In-app purchases:** none


### Chimaki

[App page](https://appshunter.io/ios/app/chimaki/id6763865246)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Avi Pdf Pro free?

Avi Pdf Pro is free to download, with no in-app purchases.

### Is Chimaki free?

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

### Do Avi Pdf Pro or Chimaki have ads?

Neither Avi Pdf Pro nor Chimaki shows ads.

### Which is updated more often, Avi Pdf Pro or Chimaki?

Avi Pdf Pro ships an update every 2 months, and Chimaki every 3 days. Most recently, Avi Pdf Pro was updated on October 12, 2026 and Chimaki on October 19, 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.*