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STL to ZIP

Convert STL file to ZIP folder online. Fast, secure, and easy file conversion in just one click.

Drop STL Files Here to ZIP

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Select up to 100 files per session • Max 1000MB total

What is an STL to ZIP File Converter?

An STL to ZIP File Converter is an online tool that lets you package one or more STL 3D model files into a single ZIP archive. STL files are commonly used in 3D printing and CAD applications to store 3D designs. Converting them into a ZIP makes it easier to store, share, or back up multiple models at once.


This tool is ideal for 3D designers, engineers, and hobbyists who need to share multiple STL files, organize projects, or create backups. ZIP archives simplify file management and make transferring large collections of 3D models much easier. No software installation is required — everything works directly in your browser.


How to Convert STL to ZIP Online

Creating a ZIP from your STL files is fast and easy. Follow these steps:
▸ Upload your STL files : Select one or more .stl files from your device.
▸ Check your files : Review the uploaded files and remove any you don’t want to include.
▸ Click "Create ZIP" : The tool will bundle your STL files into a single ZIP archive.
▸ Download your ZIP : Save the ZIP file to your computer or device instantly.

All processing happens in your browser, so your STL files never leave your device. Whether you’re sharing 3D models, backing up designs, or organizing multiple files, this STL to ZIP converter makes the process simple and secure.

Frequently Asked Questions


🔹 What is an STL file?
An STL file is a 3D model file format widely used in 3D printing and CAD software to represent the surface geometry of objects.
🔹 Why convert STL to ZIP?
Converting STL files to ZIP allows you to combine multiple 3D models into one archive, making them easier to share, store, or back up.
🔹 Is this STL to ZIP converter free?
Yes, this tool is completely free and does not require any registration or installation.
🔹 Is it safe to convert STL files online?
Yes. All conversions happen in your browser, so your files never leave your device and remain private.
🔹 Can I convert multiple STL files at once?
Yes, you can upload multiple STL files and bundle them into a single ZIP archive.
🔹 Will the 3D model content change after zipping?
No, zipping only packages the files together. Your original STL files remain unchanged.
🔹 Can I open ZIP files on any device?
Yes, ZIP files can be opened on most computers, tablets, and smartphones.
🔹 Do I need software to use this converter?
No installation is required. The entire process works directly in your browser.