# Ink PDF Editor vs E拆

Ink PDF Editor and E拆 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Ink PDF Editor ships an update every 3 weeks, E拆 every 5 weeks. The most recent releases landed on September 17, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Ink PDF Editor | E拆 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (35 ratings)](https://appshunter.io/ios/app/ink-pdf-editor/id1517573208/reviews)** | — |
| Number of ratings | **35** | — |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | Free | — |
| Size | 27 MB | 30 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Hefei T-Stack Information Technology Co., Ltd.](https://appshunter.io/developer/1514322478) | [China Intelligence Digital (Tianjin) Technology Co., Ltd](https://appshunter.io/developer/1619913914) |

## What reviewers say

### Ink PDF Editor

[App page](https://appshunter.io/ios/app/ink-pdf-editor/id1517573208)

This application allows users to quickly read, annotate, and edit PDF documents. It offers tools for marking up important information, navigating through documents with bookmarks, and even playing embedded audio. The app provides a straightforward way to manage PDF files on mobile devices.

**Highlights:** Quick PDF reading and viewing, Full-text scroll and zoom, PDF annotation tools, Embedded PDF audio playback, Bookmark creation and management

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

**In-app purchases:** none


### E拆

[App page](https://appshunter.io/ios/app/e/id6446301394)

**In-app purchases:** none


## Frequently asked questions

### Is Ink PDF Editor free?

Ink PDF Editor is free to download, with no in-app purchases.

### Is E拆 free?

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

### Do Ink PDF Editor or E拆 have ads?

Neither Ink PDF Editor nor E拆 shows ads.

### Which is updated more often, Ink PDF Editor or E拆?

Ink PDF Editor ships an update every 3 weeks, and E拆 every 5 weeks. Most recently, Ink PDF Editor was updated on September 17, 2026 and E拆 on September 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.*