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KISSlicer vs SuperSlicer: catalog facts
KISSlicerSuperSlicer

Best for: Fast, compact slicer that converts STL models into G-code for filament printers

Best for: Squeezing better surface quality out of an FFF printer through fine-grained settings

Free + paid options

The single-extruder version is free. Pro and Premium licences unlock multi-extruder and advanced slicing.

Free

Free and open source under the AGPL.

Windows, macOS, Linux Windows, macOS, Linux
  • Slicing is quick and the interface stays simple, which makes it a light alternative when a full slicer…
Full strengths for KISSlicer
  • Slicing is quick and the interface stays simple, which makes it a light alternative when a full slicer suite feels like too much for a straightforward print.
  • Generates its own calibration test prints instead of making you find models
  • Fine-grained top-surface settings including only-one-perimeter-on-top
All 4 strengths for SuperSlicer
  • Generates its own calibration test prints instead of making you find models
  • Fine-grained top-surface settings including only-one-perimeter-on-top
  • Better thin-wall handling, anchored into the print rather than left loose
  • Handles FFF G-code and masked SLA PNG layers from one program
  • The free version is single-extruder only and closed source; multi-extruder printing and the advanced features need the…
Full limitations for KISSlicer
  • The free version is single-extruder only and closed source; multi-extruder printing and the advanced features need the paid Pro or Premium licences.
  • The author states the Linux and macOS builds are compiled but not tested by them
  • The last tagged stable release is from 2024, with newer work in nightly builds
All 4 limitations for SuperSlicer
  • The author states the Linux and macOS builds are compiled but not tested by them
  • The last tagged stable release is from 2024, with newer work in nightly builds
  • The extra settings make an already dense interface denser
  • A single-maintainer fork tracking PrusaSlicer upstream
Downloadable app Downloadable app
Not open source Open source
License not stated License: AGPL-3.0
Not stated if an account is needed No account needed
Not stated if it works offline Offline features available
Sources for KISSlicer

Catalog checked September 22, 2026

Sources for SuperSlicer

Catalog checked September 21, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.