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STL to PNG

Make clean product shots and thumbnails of 3D models – 3D, front, top and side views, up to 4096 px, with a transparent background.

🔒 Never uploadedUp to 4096 pxTransparent background4 views as ZIP

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Your files never leave your device. Most online converters upload your model to their servers and keep it for hours. 3dfiles does everything inside your browser – nothing is sent, stored or seen by anyone. Safe for NDA parts, patient scans and unreleased products. How it works & how to check it yourself →

PROFree: 3 conversions a day · Pro: unlimited, plus batch ZIP, mesh repair & triangle reductionPro is free for 7 days · cancel any time

Try Pro free

How to turn an STL into an image

Drop the file into the box above.
Rotate the model, pick a colour and image size.
Download one PNG, or all four views in a ZIP.

Uses

Thumbnails for Printables, MakerWorld or your shop
Documentation and quotes
Previews for clients who have no 3D software

Frequently asked questions

Is it free?

Yes – up to 3 downloads a day free; Pro is unlimited.

Is my file uploaded?

No. Everything is processed in your browser.