html+css+js vs DevTools Extension
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
html+css+js
Learn and develop web technologies efficiently with this tool. It offers local execution, code assistance, and seamless cloud synchronization. Easily share your projects and access learning materials on the go.
- Local code execution
- Code templates and autocompletion
- iCloud synchronization
- Git retrieval
- LAN/FTP file transfer
- Built-in browser for learning materials
- Customizable interface
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This is a learning tool for efficient HTML, CSS, and JS learning, fast programming, local execution, Git retrieval, iCloud storage, efficient transfer and sharing via LAN HTTP/FTP multi-point connections. (^.^) It aspires to help you who want to learn, develop, and improve! !!!(^.^) (^.^) Read a variety of learning materials at your leisure and run examples while learning, making it easy to understand and efficient. (^.^) Use code templates, autocomplate, auto-indentation, code coloring, symbol completion, a symbol keyboard, text search, multi-file search, multi-line indentation, and multi-line comments to make development more convenient. (^.^) Access iCloud easily and synchronize across multiple devices for efficient collaboration. (^.^) Retrieve source code projects from GitHub with Git. (^.^) Efficiently transfer files via LAN or Bluetooth connections via HTTP/FTP multi-point connections. (^.^) Find learning materials easily through the built-in browser. Simply select code in the built-in browser to run it. (^.^) Open file formats like txt, pdf, chm, mp3, m4v, zip, gif, png, html, py, doc, etc. easily through the file system. (^.^) Adjust code color, font size, and line spacing for a more comfortable reading experience. (^.^) Customize background images and colors, text color and shadow, text font, text size, background animation, interface transition animation, the number and order of tabs on the main interface to create your own personalized learning software. (^.^) Generate QR codes for HTML, CSS, and JS scripts and learning materials, and scan them to access them. (^.^) Share HTML, CSS, and JS scripts and learning materials via email, Weibo, Twitter, and Facebook. Code templates - The contents of a new file will copy the contents of the code template.
DevTools Extension
A browser extension for Safari that provides web developers with essential tools. It allows inspection of console logs, DOM elements, network requests, resources like localStorage and cookies, and source code.
- Console logging and command execution
- DOM node and computed style inspection
- Network requests and responses monitoring
- Resource inspection (localStorage, cookies, etc.)
- Webpage source code viewing
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DevTools extension for web developer in Safari: 1，Console - allow us to see errors, run commands, examine variables, and much more. 2，Elements - view dom node and computed style 3，Network - network requests and responses 4，Resources - view localStorage, sessionStorage, cookies, scripts, css and images. 5，Source - source code of webpage
Screenshots
Verdict
The clearest difference is rating: html+css+js at 4.6 against DevTools Extension's 3.5. html+css+js also leads on review sentiment (89% vs 62%) and ratings volume (790 vs 17). DevTools Extension's advantage is in-app purchases (none vs 11) and chart position (#205 vs unranked). On price, update cadence, ads and device support 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
Both are free to download. html+css+js sells 11 one-off in-app purchases. DevTools Extension asks for nothing beyond the download.
html+css+js holds the better App Store score, 4.6 against 3.5. That said, the two scores are not equally well evidenced: html+css+js has 790 ratings behind it against 17, so its average is the more settled of the two. Written reviews point the same way: 89% of html+css+js's written reviews are positive against 62% of DevTools Extension's.
html+css+js ships an update every 4 months, DevTools Extension every 3 months. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.
| Parameter | html+css+js | DevTools Extension |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (790 ratings) — better | 3.5 (17 ratings) |
| Positive reviews | 88.8% of reviews — better | 61.5% of reviews |
| Number of ratings | 790 — better | 17 |
| Update frequency | Every 4 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Best chart rank | — | #205 — better |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 14.0 — better | 15.2 |
| Further details — not scored | ||
| Size | 34 MB | 1 MB |
| Age rating | 17+ | 4+ |
| Developer | 小文 黄 | 浩鑫 庄 |
Customer experience
html+css+js
DevTools Extension
Bugs and requests
html+css+js
Reported bugs
3 issues- Linking external stylesheets not working as expected
- Orientation changes causing app to crash
- Autocomplete feature not functioning properly
Requested features
4 requests- Import/export functionality for code
- Improved integration with external tools
- Expanded support for CSS and JavaScript
- Offline mode for coding on the go
DevTools Extension
Not enough reviews yet to summarise bugs or requests.
In-app purchases
html+css+js
- Password Service$0.99
- Simple Vedio$0.99
- Encryption Compression$0.99
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- Text Search$0.99
- Autocomplete$0.99
- CodeEditor Source$0.99
- 2048 Source$0.99
- Whac-A-Mole$0.99
- To remove ads$0.99
- AircraftWar$0.99
- File Transfer$1.99
DevTools Extension
No in-app purchases
Questions
Is html+css+js free?
Is DevTools Extension free?
Which has better reviews, html+css+js or DevTools Extension?
Do html+css+js or DevTools Extension have ads?
Which is updated more often, html+css+js or DevTools Extension?
Other comparisons
