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KISSlicer
What it is
KISSlicer converts STL files into printer-ready G-code for 3D printing. Four Profile Wizards guide setup of printer, material, style, and support settings. Its free plan allows multi-extruder printers to be used, but only one extruder can be selected for each print. Pro adds multi-material printing, with extruders assignable to the raft, support, model, and sub-meshes. Premium features listed by the maker include colorized meshes, texturing, dynamic density and gyroid infill, warp compensation, and curved surfaces. Users can share profiles, archive print settings in Project Files, and manage settings with a version control system of their choice. Contributed printer profiles and a community forum offer ways to find or share settings. KISSlicer is a slicer, not a printer control app. It runs on Windows, macOS, and Linux. The free plan costs nothing; Pro costs $42, paid once, and Premium costs $82, paid once.
For and against
For
- Four Profile Wizards guide setup
- Pro supports multi-material printing
- Profiles can be shared
- Supports resin slicing and variable layer height
Against
- Free plan allows only one selected extruder per print
- KISSlicer is not a printer control app
- Pro costs $42, paid once
The verdict
KISSlicer covers STL slicing, profile setup, and options for multi-material printing. The free plan limits each print to one selected extruder, while Pro and Premium are one-time purchases.
Who it suits
KISSlicer suits 3D-printing users who need to turn STL models into G-code and configure printer, material, style, and support settings. Pro is relevant for users who want multi-material prints.
Plans and prices
Free
Single extruder for all functions · Multi-extruder printers can be used, but only one extruder can be selected per print
Read 30 Sep 2026 · kisslicer.com
Premium Upgrade
Requires a current KISSlicer PRO Key · Upgrades to Premium
Read 30 Sep 2026 · kisslicer.com
Pro
Unlocks multi-material prints · No time limit · No model size limit · May be used commercially
Read 30 Sep 2026 · kisslicer.com
Premium
Includes all Pro functionality · Early adopter price · No time limit · No model size limit
Read 30 Sep 2026 · kisslicer.com
On the record
- Downloads
- The download page lists Windows, Mac OSX, Linux, FreeBSD, and Raspberry Pi versions.kisslicer.com · read 30 Sep 2026
- Integrations
- The site offers contributed printer profiles and says profile files can be shared through its community forum.kisslicer.com · read 30 Sep 2026
- License terms
- The license permits commercial use and installation on multiple personal computers, has no time limit or model size limit, and prohibits reverse engineering.kisslicer.com · read 30 Sep 2026
- Multi-material
- Pro supports multi-extruder printing, with separate extruders assignable to raft, support, model, and sub-meshes.kisslicer.com · read 30 Sep 2026
- Not a printer controller
- KISSlicer describes itself as a slicer and says it is not a printer control app.kisslicer.com · read 30 Sep 2026
- Premium features
- Listed Premium features include colorized meshes, texturing, dynamic density and gyroid infill, warp compensation, and curved surfaces; the page gives progress estimates for these features.kisslicer.com · read 30 Sep 2026
- Profile handling
- Users can share profiles, archive print settings in a Project File, and manage settings with a version control system of their choice.kisslicer.com · read 30 Sep 2026
- Purchase delivery
- The maker says purchased keys are emailed to the PayPal account email within 48 hours.kisslicer.com · read 30 Sep 2026
- Purpose
- KISSlicer slices STL files into printer-ready G-code files.kisslicer.com · read 30 Sep 2026
- Security and licensing
- The maker says KISSlicer has no phone-home licensing and that Pro or Premium keys must not be shared.kisslicer.com · read 30 Sep 2026
- Setup
- Four Profile Wizards guide new users through printer, material, style, and support settings.kisslicer.com · read 30 Sep 2026
- Support
- Users can seek help from other users or the author on the community-run KISSlicer Talk forum, or contact the maker by form or email.kisslicer.com · read 30 Sep 2026
