STP to STL Converter

Convert your STP files to STL in seconds — free and online.
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Select or drag & drop files to begin.

How to convert STP to STL?

Just three simple steps — no downloads, no hassle.
Click the “Choose files” button and upload your STP file.

You can drag and drop it too — we’re flexible!

Choose “STL” as the output format, then click “Convert”.

We’ll take care of the rest — it only takes a few seconds.

All done! Your file is now in STL format.

Just download it and enjoy. Easy, right?

At a glance: STP to STL

🔁 Conversion: STP to STL ⏱ Average conversion time: 20 seconds 💳 Cost: Free 📂 Category: CAD, 3D ✳️ Extensions: .stp → .stl 📏 Max file size: 75 MB 👩‍💻 Works on: Windows, Linux, macOS, iOS, Android

About STP

STP is another extension for STEP files, identical in format and purpose. It’s commonly used in CAD and engineering to facilitate interoperability between systems. STP and STEP can be used interchangeably depending on naming conventions.

About STL

STL is one of the most widely used formats in 3D printing. It represents the surface geometry of a 3D object using a mesh of triangles. STL files do not store color or material data but are ideal for rapid prototyping and additive manufacturing.

Why Convert STP to STL with MiConv?

Because it's quick, easy, and made for people like you.

No software needed

Convert your .stp files to .stl right in your browser — no downloads, no installs. Everything happens securely in the cloud.

Your files stay private

We never store your files permanently. Only you can access them, and they’re automatically deleted from our servers within 2 hours.

Fast, free, and effortless

Turn your STP files into STL in just a couple of clicks. No registration, no limits — and it’s 100% free.

More STP conversions you can try

Explore other formats you can turn your STP files into — it's easy!

STP to STL Converter Quality Rating

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