# OBDSTAR vs Hex Editor & Viewer

The clearest difference is rating: Hex Editor & Viewer at 4.7 against OBDSTAR's 1.5. Hex Editor & Viewer also leads on ads (none vs shown) and update cadence (every 3 months vs every 6 months). OBDSTAR's advantage is in-app purchases (none vs 1). On price, ratings volume, 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. OBDSTAR asks for nothing beyond the download.

Hex Editor & Viewer holds the better App Store score, 4.7 against 1.5. Both are backed by a comparable volume of ratings — 4 and 3 respectively.

OBDSTAR ships an update every 6 months, Hex Editor & Viewer every 3 months. The most recent releases landed on October 9, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | OBDSTAR | Hex Editor & Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (4 ratings)](https://appshunter.io/ios/app/obdstar/id6447170127/reviews) | **[4.7 (3 ratings)](https://appshunter.io/ios/app/hex-editor-and-viewer-hex-eye/id6757299840/reviews)** |
| Number of ratings | **4** | 3 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 122 MB | 13 MB |
| Requires iOS | **15.5** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [深圳市轩宇车鼎科技有限公司](https://appshunter.io/developer/1680461221) | [倩 罗](https://appshunter.io/developer/1653510118) |

## What reviewers say

### OBDSTAR

[App page](https://appshunter.io/ios/app/obdstar/id6447170127)

A handheld maintenance database for technicians, offering technical support, data queries, video viewing, and after-sales consultation. It provides a comprehensive database for automotive, motorcycle, and marine maintenance, aiming for efficient and professional service.

**Highlights:** Handheld maintenance database, Technical support, Data query, Video viewing, After-sales consultation, Comprehensive maintenance data

**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 OBDSTAR free?

OBDSTAR 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.

### Which has better reviews, OBDSTAR or Hex Editor & Viewer?

Hex Editor & Viewer is rated higher. OBDSTAR averages 1.5 out of 5 from 4 ratings, while Hex Editor & Viewer averages 4.7 from 3 ratings.

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

OBDSTAR shows ads; Hex Editor & Viewer does not.

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

OBDSTAR ships an update every 6 months, and Hex Editor & Viewer every 3 months. Most recently, OBDSTAR was updated on October 9, 2026 and Hex Editor & Viewer on October 16, 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.*