Comparison

CodeMaster vs RegEx Tester

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

CodeMaster

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
Read full description

CodeMaster - Mobile Coding IDE CodeMaster is a professional code browsing and development tool for iOS platforms, specifically designed for developers. It integrates multiple practical tools, supports multiple programming languages, and provides complete mobile code browsing, editing, management, and auxiliary development capabilities. Built-in local AI LLM delivers smart Q&A and code assistance even offline, turning your phone into a portable computing hub. Features: - File Management and Browser: Supports WiFi and WebDAV file transfer between devices, quick access to code files on mobile, supports cross-screen programming, and allows access to files on mobile via URL for code editing; intuitive directory management interface, supports preview of multiple file formats, and simultaneously supports viewing, editing, decompression, and compression of various documents. - Code Editor: Integrates the VS Code core Monaco editor, delivering a desktop-level editing experience. Supports multi-language syntax highlighting, intelligent code completion and suggestions, and allows customization of multiple editor themes to suit usage habits. - GitHub Integration: Search for open-source projects and specific code snippets, browse trending projects on the platform; supports browsing personal profiles and repositories, and enables direct editing of project code on mobile devices, seamlessly connecting to open-source development. - Code Tools: Store and manage frequently used code snippets for quick insertion, built-in code comparison tool to contrast version differences, provide multi-language code execution environment and hundreds of code template libraries for various languages, enhancing development efficiency. - Database Design: Built-in database design tool supporting MySQL and other types of database design; graphical display of data content, equipped with SQL editor, can directly write and execute MySQL statements, convenient database management. - Remote Connection: Built-in SSH client to connect to remote servers, supports secure SFTP file transfer, allows direct management of remote server files from mobile devices, enabling remote operations anytime, anywhere. ►Unlimited Access Membership Subscription - With this subscription, you can access all features in the application without restrictions. - Subscription charges depend specifically on the selected subscription plan. - When you confirm the purchase, your iTunes account will be charged. - You can turn off auto-renewal 24 hours before the current subscription ends, otherwise it will auto-renew. - The subscription fee will be deducted from your account 24 hours before the current subscription ends, depending on the package you choose. Privacy Policy: http://www.dazhuogroup.com/codemaster/privacy_statement_en.php Terms of Use: http://www.dazhuogroup.com/codemaster/terms_of_use_en.php If you have any questions or concerns, please visit http://www.dazhuogroup.com/codemaster/ and use our customer support email for feedback

About

RegEx Tester

Features
Read full description

RegEx Tester is a focused, lightweight tool for designing and validating regular expressions on iPhone and iPad. Built natively with the latest version of SwiftUI, it delivers a smooth, modern interface that feels right at home on every device. Create a new pattern from scratch or start with the built-in examples, then see results update as you type. Instant match counts, highlighted previews and clear validity indicators help you refine your regex without switching apps. what you can do • store an unlimited collection of custom patterns • search, sort and edit patterns at any time • duplicate the demo library or delete it to stay clutter-free • test against multiline input with live highlighting • copy any pattern or match to the clipboard in a tap • export or import patterns as JSON for backup and sharing • work entirely offline; nothing leaves your device why it’s different • clean interface, no ads or tracking • built in the latest SwiftUI for performance and future-proofing • fast, on-device processing powered by Apple’s NSRegularExpression • debounced testing keeps the UI responsive, even with large text • full accessibility support and dynamic type • english and italian localisations included RegEx Tester is free to use with no hidden fees. Download it today and build better regular expressions, faster.

Screenshots

CodeMaster4 screens
RegEx Tester2 screens

Verdict

The call

The clearest difference is price: CodeMaster at Free against RegEx Tester's $0.99. CodeMaster also leads on update cadence (monthly vs every 5 months). RegEx Tester's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

CodeMaster is free to download; RegEx Tester costs $0.99 up front. CodeMaster sells 3 in-app purchases, starting at $1.99 per 7 days. RegEx Tester asks for nothing beyond the download.

UpkeepUpdate frequency

CodeMaster ships an update monthly, RegEx Tester every 5 months. The most recent releases landed on September 28, 2026 and September 21, 2026 respectively.

Scorecard3 real differences · 7 level
CodeMaster versus RegEx Tester: the parameters behind the verdict, then further details
ParameterCodeMasterRegEx Tester
PriceFree — better$0.99
Rating4.6 (140 ratings) — better—
Positive reviews44.4% of reviews—
Number of ratings140 — better—
Update frequencyMonthly — betterEvery 5 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscription—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS1615.0 — better
Further details — not scored
Size1.5 GB0 MB
Age rating4+4+
DeveloperShanghai Dazhuo Information Technology Co., Ltd.Marco Tini

In-app purchases

3 purchases

CodeMaster

Subscriptions3
  • Weekly Membership3 Days trial$1.997 Days
  • Monthly subscription3 Days trial$3.991 Month
  • Annual Subscription3 Days trial$20.991 Year
None

RegEx Tester

No in-app purchases

Questions

Is CodeMaster free?
CodeMaster is free to download, with in-app purchases available.
Is RegEx Tester free?
RegEx Tester costs $0.99, with no in-app purchases.
Do CodeMaster or RegEx Tester have ads?
Neither CodeMaster nor RegEx Tester shows ads.
Which is updated more often, CodeMaster or RegEx Tester?
CodeMaster ships an update monthly, and RegEx Tester every 5 months. Most recently, CodeMaster was updated on September 28, 2026 and RegEx Tester on September 21, 2026.

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