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Slicers can make or break your 3D print - quite literally. Over time, there have been many slicers, but two have remained favorites for the 3D printing community—Orca and Prusa. 

What happens when you have to choose between these two slicers? Let’s dive straight into it the right way!

What Is a Slicer?

3D printing works layer by layer. Each layer is printed on top of another, and a 3D printing slicer converts your 3D part into 2D layers for the printer to follow and print.

A slicer also sends numerical code which positions the extruder, adjusts layer height, printing parameters, and supports. This makes the choice of slicer important, and switching to a new slicer is often a worthwhile upgrade.

Orca slicer ui image with side bar and 3D viewer

Orca slicer is based on Bambu Studio (slicer for Bambu lab printers) and gives the best of both worlds. It’s an enhanced version of Bambu studio based on Prusa slicer with a more user-friendly interface, wide support for printers and regular updates.

tip

Try JusPrin, the first GenAI 3D printing tool built on OrcaSlicer.

Beware of Fake OrcaSlicer Websites

Several websites are impersonating OrcaSlicer, including orca-slicer.com and orcaslicer.net. The OrcaSlicer team has flagged these as clickbait/malicious. The only official sources are:

Always download Orca Slicer from GitHub Releases to ensure you get a safe, authentic version.

Orca Slicer (also written as OrcaSlicer) is the most popular open-source 3D printing slicer, and for good reason. It's free, supports hundreds of printers, and has the most advanced calibration tools of any slicer available. Built on Bambu Studio, Orca Slicer gives you more control over every aspect of your prints.

Orca Slicer

Current version: v2.3.1 (October 2025) · Price: Free · Platforms: Windows, macOS, Linux