Comparison

Doufu vs HTML Runner

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

Head to head
About

Doufu

Features
Read full description

Doufu is a local HTML project viewer and editor for iPhone. Create, organize, and preview HTML, CSS, and JavaScript projects directly on your device. Each project runs in a sandboxed local web server. You can browse files, edit code, and see changes instantly in the built-in preview — all without an internet connection. PROJECT MANAGEMENT Create multiple projects, each with its own file structure. Doufu provides a file browser, syntax-highlighted editor, and live preview. Import and export projects as .doufu or .doufull archives. VERSION HISTORY Changes are automatically tracked with Git checkpoints. Browse your edit history and restore to any previous version at any time. LLM INTEGRATION (OPTIONAL) Connect your own LLM service to assist with code editing through a chat interface. You need to provide your own API key or log in with your account. Doufu does not include any built-in LLM service and is not affiliated with any provider. API usage fees are charged by the respective service providers. DEVICE CAPABILITIES Projects can request access to device features such as camera, microphone, location, clipboard, and photo library. Each capability is controlled independently per project — you decide what each project can access. PRIVACY All project files, data, and conversations are stored locally on your device. Nothing is uploaded to any external server. ----------- EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

HTML Runner

Instantly edit and run HTML, CSS, and JavaScript projects directly on your mobile device. Generate code with AI tools, paste it in, and preview your webpages in real-time without needing a desktop or server setup. Ideal for testing, demos, and learning web development.

Highlights
  • Live HTML Preview
  • Project Workspace
  • HTML, CSS & JavaScript Support
  • Code Formatting
  • Import Local Files
  • Offline Ready
  • AI Code Integration
Read full description

HTML Runner lets you instantly open, edit and run HTML projects directly on your iPhone and iPad. Built for the new AI coding workflow. Generate webpages with AI tools, paste the code into a project, and preview it instantly inside the app. No server setup. No desktop required. No complicated IDE. Just paste your code and run. Perfect for: • AI-generated websites • HTML/CSS/JS testing • Webpage preview • Frontend demos • Learning web development • Offline HTML viewing Key Features Live HTML Preview Run webpages instantly with the built-in browser. Project Workspace Organize files with folders and multi-file project support. HTML, CSS & JavaScript Support Create and edit complete web projects directly on mobile. Code Formatting Automatically format and clean up your code. Import Local Files Open and manage HTML-related files easily. Offline Ready Preview local webpages without deployment or internet access. Made for Beginners Simple and lightweight workflow for users who want to run AI-generated code. Whether you're previewing AI-generated websites, testing frontend ideas, or learning web development, HTML Runner gives you the fastest way to run web projects on mobile. Subscription Info: Subscriptions auto-renew unless turned off at least 24 hours before the end of the period. Renewal fees will be charged within 24 hours before the period ends. Manage or cancel subscriptions in your App Store account settings. Support & Feedback: Email: longlong13578@icloud.com User Agreement https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy https://outgoing-cheese-e3b.notion.site/Keyword-Highlighter-2b2b209c98f980e7b250c3bc0e6b6546Subscription Info: Subscriptions auto-renew unless turned off at least 24 hours before the end of the period. Renewal fees will be charged within 24 hours before the period ends. Manage or cancel subscriptions in your App Store account settings. Support & Feedback: Email: longlong13578@icloud.com User Agreement https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy https://outgoing-cheese-e3b.notion.site/Html-Studio-36cb209c98f9808aad51db25979e06da

Screenshots

Doufu4 screens
HTML Runner4 screens

Verdict

The call

The clearest difference is in-app purchases: Doufu at none against HTML Runner's 3. Doufu also leads on update cadence (every 3 days vs fortnightly). HTML Runner's advantage is chart position (#188 vs unranked) and iOS requirement (17.6 vs 26.0). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. HTML Runner sells 3 in-app purchases, starting at $0.99 per month. Doufu asks for nothing beyond the download.

UpkeepUpdate frequency

Doufu ships an update every 3 days, HTML Runner fortnightly. The most recent releases landed on September 20, 2026 and September 18, 2026 respectively.

Scorecard4 real differences · 7 level
Doufu versus HTML Runner: the parameters behind the verdict, then further details
ParameterDoufuHTML Runner
PriceFreeFree
Rating—4.8 (5 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—5 — better
Update frequencyEvery 3 days — betterFortnightly
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
Best chart rank—#188 — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.017.6 — better
Further details — not scored
Size32 MB13 MB
Age rating17+4+
DeveloperZIZICICI LIMITED家贺 万

In-app purchases

None

Doufu

No in-app purchases

3 purchases

HTML Runner

Subscriptions2
  • Premium Monthly$0.991 Month
  • Premium Yearly$3.991 Year
One-time1
  • Premium Lifetime$5.99

Questions

Is Doufu free?
Doufu is free to download, with no in-app purchases.
Is HTML Runner free?
HTML Runner is free to download, with in-app purchases available.
Do Doufu or HTML Runner have ads?
Neither Doufu nor HTML Runner shows ads.
Which is updated more often, Doufu or HTML Runner?
Doufu ships an update every 3 days, and HTML Runner fortnightly. Most recently, Doufu was updated on September 20, 2026 and HTML Runner on September 18, 2026.

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