Offline Web App
Create offline web apps for free. ToApp converts local HTML/ZIP web files into offline Android APK that runs without internet. Custom icons, dark mode, edge-to-edge display — no coding required. Ideal for documentation, tutorials, interactive courseware and other offline scenarios.
Why Create Offline Web Apps?
- Runs without internet: Packaged apps run completely offline, free from network constraints
- Offline documentation: Package online docs and API docs into offline apps for instant access
- Tutorial distribution: Package HTML tutorials as APK — students install and learn immediately
- Interactive courseware: Package H5 courseware as apps that work in classrooms without internet
- Data security: All content runs locally — no data is uploaded to the cloud
Use Cases
Offline Documentation
Package technical docs as apps for developers to reference without network access. Supports static sites from MkDocs, Docusaurus and more.
Offline Forms
Package internal approval forms for field workers to fill out offline and sync when connected. HTML forms run fully in WebView with local storage support.
Offline Presentations
Package product showcase pages for trade shows and demos — no dependency on venue Wi-Fi. ZIP packaging ensures all resources are available locally.
3 Steps to Create an Offline Web App
Upload Web Files
Select local HTML files or ZIP packages (with index.html entry)
Set App Info
Set app name, icon, enable dark mode and edge-to-edge display
Generate Offline APK
Tap generate to get an Android installer that runs without internet
Offline Web App Features
- ZIP file packaging: Package complete website directories into offline APK, preserving structure and relative paths
- Single HTML file: Support direct packaging of a single HTML file, auto-renamed to index.html
- Dark mode adaptation: App follows system dark mode when the web content supports it
- Edge-to-edge display: Content extends into the status bar area for maximum display space
- Project export backup: Export .toapp files for easy migration between devices
Platform Support
| Platform / Framework | Status | Details |
|---|---|---|
| Local HTML Folder | ✓ Full support | Select local HTML files or ZIP archives directly |
| ZIP Archive | ✓ Full support | Package website directory as ZIP with index.html at root or up to 2 levels deep |
| Hugo Static Site | ✓ Full support | Generates pure static files, can be ZIP-packaged directly |
| MkDocs | ✓ Full support | Python documentation generator, outputs static HTML for tech docs |
| Docusaurus | ✓ Full support | Facebook open-source docs framework with versioning and search |
| Single HTML File | ✓ Full support | Single HTML file mode, automatically renamed to index.html |
Why Choose ToApp for Offline Apps
Truly Offline
ToApp bundles all web resources inside the APK. The generated app runs without any network connection — ideal for trade shows, business trips, and low-connectivity environments.
One-Click ZIP Packaging
Upload your website directory as a ZIP file — supports up to 50MB / 500 files. Directory structure and relative paths are preserved; all frontend frameworks work normally.
Secure & Controlled
All content runs locally with zero cloud uploads. Perfect for internal documents and confidential materials where data security is paramount.
FAQ
Open ToApp, select local web file mode, upload HTML or ZIP files, set the app name and icon, and tap generate to get an offline APK. The generated app runs without internet. Download ToApp for free →
ZIP files support up to 500 files with a total size not exceeding 50MB. The entry file must be index.html or index.htm, located in the ZIP root directory or up to 2 levels of subdirectories.
For locally packaged apps, regenerate the APK and reinstall. For online web apps, just refresh. ToApp supports exporting projects as .toapp files for quick regeneration.
ZIP files up to 50MB with up to 500 files are supported. This is sufficient for most documentation sites and presentation pages. Use UTF-8 encoding for filenames.
Yes. ToApp uses Android WebView to load local pages with full HTML, CSS, and JavaScript support. All frontend frameworks (React, Vue, Angular) work normally.
Ready to create an offline web app?
Download ToApp for free and package local web files into offline Android apps.
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