# KTool vs Hex Editor & Viewer

The clearest difference is in-app purchases: KTool at none against Hex Editor & Viewer's 1. KTool also leads on update cadence (every 2 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Hex Editor & Viewer sells 1 one-off in-app purchase. KTool asks for nothing beyond the download.

KTool ships an update every 2 weeks, Hex Editor & Viewer every 3 months. The most recent releases landed on October 6, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | KTool | Hex Editor & Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (3 ratings)](https://appshunter.io/ios/app/hex-editor-and-viewer-hex-eye/id6757299840/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | — | Free with in-app purchases |
| Size | 47 MB | 13 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Kutai](https://appshunter.io/developer/528199380) | [倩 罗](https://appshunter.io/developer/1653510118) |

## What reviewers say

### KTool

[App page](https://appshunter.io/ios/app/ktool/id6746480823)

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

**In-app purchases:** none


### Hex Editor & Viewer

[App page](https://appshunter.io/ios/app/hex-editor-and-viewer-hex-eye/id6757299840)

This professional tool allows for fast binary viewing and precise byte editing of large files on iOS. It offers advanced analysis features like hex comparison and file header inspection, ensuring data integrity with in-place editing and dirty state tracking.

**Highlights:** Fast binary viewer for massive files, Precision byte editing, Hexadecimal & Binary view, ASCII Data decoding, Hex Compare logic, File Header analysis, In-place editing

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HexEye | $4.99 | one-time |


## Frequently asked questions

### Is KTool free?

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

### Is Hex Editor & Viewer free?

Hex Editor & Viewer is free to download, with in-app purchases available.

### Do KTool or Hex Editor & Viewer have ads?

Neither KTool nor Hex Editor & Viewer shows ads.

### Which is updated more often, KTool or Hex Editor & Viewer?

KTool ships an update every 2 weeks, and Hex Editor & Viewer every 3 months. Most recently, KTool was updated on October 6, 2026 and Hex Editor & Viewer on October 1, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*