# ZAP PDF Plus vs Language Master

The clearest difference is ads: ZAP PDF Plus at none against Language Master's shown. ZAP PDF Plus also leads on rating (4.5 vs 4.3) and monetization model (free vs ad-supported). Language Master's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, 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.

ZAP PDF Plus holds the better App Store score, 4.5 against 4.3. That said, the two scores are not equally well evidenced: ZAP PDF Plus has 26 ratings behind it against 4, so its average is the more settled of the two.

ZAP PDF Plus ships an update fortnightly, Language Master every 3 weeks. The most recent releases landed on October 15, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | ZAP PDF Plus | Language Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (26 ratings)](https://appshunter.io/ios/app/zap-pdf-plus-scan-and-reader/id6502543748/reviews)** | [4.3 (4 ratings)](https://appshunter.io/ios/app/language-masterai-translator/id6503282703/reviews) |
| Number of ratings | **26** | 4 |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | **Free** | Ad-supported |
| Size | 46 MB | 61 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chengdu Dance Elephant Technology Co., LTD.](https://appshunter.io/developer/1741861571) | [ZhenqingLimited](https://appshunter.io/developer/1674112573) |

## What reviewers say

### ZAP PDF Plus

[App page](https://appshunter.io/ios/app/zap-pdf-plus-scan-and-reader/id6502543748)

This app offers a comprehensive suite of tools for managing and editing PDF documents, alongside AI-powered photo enhancement features. It allows for quick document processing, image retouching, and efficient file compression, all within a user-friendly interface.

**Highlights:** Intuitive PDF editor, Annotation, merging, and splitting tools, AI-powered photo retouching, Image and video compression, No watermarks

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

**In-app purchases:** none


### Language Master

[App page](https://appshunter.io/ios/app/language-masterai-translator/id6503282703)

This app offers versatile translation services including text, voice, and image recognition. It supports a wide range of languages and features real-time chat translation for seamless cross-cultural communication.

**Highlights:** Text translation, Voice translation, Image translation, Real-time chat translation, Supports 29 translation languages, Simple interface

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

**In-app purchases:** none


## Frequently asked questions

### Is ZAP PDF Plus free?

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

### Is Language Master free?

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

### Which has better reviews, ZAP PDF Plus or Language Master?

ZAP PDF Plus is rated higher. ZAP PDF Plus averages 4.5 out of 5 from 26 ratings, while Language Master averages 4.3 from 4 ratings.

### Do ZAP PDF Plus or Language Master have ads?

Language Master shows ads; ZAP PDF Plus does not.

### Which is updated more often, ZAP PDF Plus or Language Master?

ZAP PDF Plus ships an update fortnightly, and Language Master every 3 weeks. Most recently, ZAP PDF Plus was updated on October 15, 2026 and Language Master on October 2, 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.*