# CSI Pro vs CodeMaster

The clearest difference is in-app purchases: CSI Pro at none against CodeMaster's 3. CSI Pro also leads on iOS requirement (8.0 vs 16). CodeMaster's advantage is update cadence (monthly vs every 12 months) and chart position (#147 vs unranked). On price, ads and device support there is nothing between them.

Both are free to download. CodeMaster sells 3 in-app purchases, starting at $1.99 per 7 days. CSI Pro asks for nothing beyond the download.

CSI Pro ships an update every 12 months, CodeMaster monthly. The most recent releases landed on October 3, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | CSI Pro | CodeMaster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (140 ratings)](https://appshunter.io/ios/app/codemaster-mobile-coding-ide/id1514942957/reviews)** |
| Number of ratings | — | **140** |
| Positive reviews | — | 44.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Monthly** |
| Monetization | — | Subscription |
| Best chart rank | — | **#147** |
| Size | 9 MB | 1.5 GB |
| Requires iOS | **8.0** | 16 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gernand van Ee](https://appshunter.io/developer/1511325419) | [Shanghai Dazhuo Information Technology Co., Ltd.](https://appshunter.io/developer/1470341377) |

## What reviewers say

### CSI Pro

[App page](https://appshunter.io/ios/app/csi-pro/id1511325420)

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

**In-app purchases:** none


### CodeMaster

[App page](https://appshunter.io/ios/app/codemaster-mobile-coding-ide/id1514942957)

**Currently charting:** #147 Top Grossing · Developer Tools (US App Store)

A professional mobile code editor and development tool for iOS. It offers comprehensive code browsing, editing, and management features, along with integrated tools for remote connections, database design, and GitHub integration.

**Highlights:** File management and browser, VS Code core Monaco editor, GitHub integration, Code snippet management, Database design tool, SSH client and SFTP

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Membership | $1.99 | per 7 days |
| Monthly subscription | $3.99 | per month |
| Annual Subscription | $20.99 | per year |


## Frequently asked questions

### Is CSI Pro free?

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

### Is CodeMaster free?

CodeMaster is free to download, with in-app purchases available.

### Do CSI Pro or CodeMaster have ads?

Neither CSI Pro nor CodeMaster shows ads.

### Which is updated more often, CSI Pro or CodeMaster?

CSI Pro ships an update every 12 months, and CodeMaster monthly. Most recently, CSI Pro was updated on October 3, 2026 and CodeMaster on October 10, 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.*