KISSlicer
3D printing software
- Features
- Ease of use
- Ease of management
- Quality of support
- Affordability
- Market presence
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$42 one-time
Free Trial unavailable
Free version
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What is KISSlicer
KISSlicer is a desktop slicing application that converts 3D models (commonly STL) into G-code toolpaths for FDM/FFF 3D printers. It is used by hobbyists and technical users who want detailed control over print parameters such as extrusion, speeds, and support generation. The product is known for a parameter-driven workflow and for offering both free and paid editions with additional capabilities.
Detailed slicing parameter control
KISSlicer exposes many low-level settings for extrusion, speeds, cooling, and layer behavior. This supports iterative tuning for specific materials and printer hardware. Advanced users can use the granularity to address issues like stringing, over/under-extrusion, and bridging in a controlled way.
Support and toolpath options
The slicer includes configurable support generation and multiple toolpath-related options that can be adjusted per print. This helps users tailor supports and print strategies to different geometries. It can be useful for parts that require careful balance between surface finish, strength, and print time.
Works with standard G-code workflows
KISSlicer outputs G-code intended for common FDM/FFF printer firmware workflows. This makes it usable in environments where users manage printers directly rather than through a closed hardware ecosystem. It fits into toolchains that rely on manual printer profiles and post-processing scripts.
Dated user interface
The interface and workflow feel less modern than many current slicers. Some tasks require more manual setup and familiarity with slicer concepts. New users may face a steeper learning curve compared with more guided, profile-driven tools.
Limited ecosystem integrations
KISSlicer is primarily a standalone slicer and does not emphasize cloud management, fleet monitoring, or collaboration features. Organizations that need centralized printer administration, user management, or job tracking may need additional software. Integration options are generally narrower than platforms built for multi-printer operations.
Vendor details not well published
Publicly verifiable corporate information about the seller (legal entity name, headquarters, and founding year) is not consistently available from authoritative sources. This can complicate vendor due diligence for business procurement. Buyers may need to rely on direct contact and licensing documentation to confirm ownership and support terms.
Plan & Pricing
| Plan | Price | Key features & notes |
|---|---|---|
| Free | $0 (perpetual) | Single-extruder functionality; free to download and use; no time limit. |
| Pro | $42 (USD) one-time (perpetual) | Unlocks multi-extruder (multi-material) printing for prosumers; license key emailed after purchase; no time limit; may be installed on multiple personal computers. |
| Premium | $82 (USD) one-time (perpetual) | Includes all Pro functionality plus advanced Premium features (colorized meshes, texturing, new infill, warp compensation — features in development); early-adopter promotional price. |
| Premium Upgrade | $40 (USD) one-time | Upgrade path from an existing Pro key to Premium; requires entering current Pro key before purchase. |
