Formlabs PreForm vs PrusaSlicer

Formlabs PreForm8.8Visit PrusaSlicer7.7Visit

Higher score Formlabs PreForm #4 in 3D Printing Software 8.8/10 Free plan Free plan✓ 3 of 6 features Visit Formlabs

vs

PrusaSlicer #8 in 3D Printing Software 7.7/10 Free plan Free plan✓ 5 of 6 features Visit PrusaSlicer

• Formlabs PreForm fits best

  Formlabs production teams using validated workflows

• PrusaSlicer fits best

  Free multi-material slicing with automation options

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Side by side

Feature	Formlabs PreForm 8.8/10 Visit ↗	PrusaSlicer 7.7/10 Visit ↗
At a glance
Editor score	8.8	7.7
Ranking	#4 in 3D Printing Software	#8 in 3D Printing Software
Best for	Formlabs production teams using validated workflows	Free multi-material slicing with automation options
Pricing model	Free	Free
Starting price	Free plan	Free plan
Free plan	✓	✓
Free trial	—	—
Deployment	Desktop	Desktop
Platforms	Windows, macOS	Windows, macOS, Linux
Integrations	6 integrations	5 integrations
Features Formlabs PreForm 3/6 · PrusaSlicer 5/6
Auto supports	✓	✓
Printer control	✓	✓
Print monitoring	—	✓ (best)
Cloud slicing	—	—
Multi-material tools	Not checked yet	✓ (best)
Model repair	✓	✓
Our review
Pros	Validated materials and print settings with printability checks Automatic supports, mesh repair, packing, and layout tools Direct uploads, cloud slicing, and batch production integrations	Free, open-source slicing for Windows, macOS, and Linux Multi-material painting, multi-extruder preparation, and support generation Command-line automation with preview, repair, and host transfer
Cons	Formlabs-centered workflows limit its fit with other printer ecosystems Available only for Windows and macOS Print monitoring is handled through Dashboard rather than PreForm	Slicing runs locally rather than through cloud slicing No AI features are included Advanced capabilities may be more than simple print jobs need
Our verdict	Formlabs PreForm is desktop print-preparation software for Formlabs SLA and SLS 3D printers. It is designed for engineers, designers, manufacturers, dental users, and other teams working with Formlabs hardware. The software imports and… Read the review →	PrusaSlicer is desktop software for converting 3D models into printable G-code. It supports FDM and resin workflows, configurable printer and material profiles, automatic and manual support generation, multi-material preparation, model… Read the review →

Strengths and trade-offs

• Formlabs PreForm — where it wins

  • Validated materials and print settings with printability checks
  • Automatic supports, mesh repair, packing, and layout tools
  • Direct uploads, cloud slicing, and batch production integrations

  Where it doesn't

  • Formlabs-centered workflows limit its fit with other printer ecosystems
  • Available only for Windows and macOS
  • Print monitoring is handled through Dashboard rather than PreForm

• PrusaSlicer — where it wins

  • Free, open-source slicing for Windows, macOS, and Linux
  • Multi-material painting, multi-extruder preparation, and support generation
  • Command-line automation with preview, repair, and host transfer

  Where it doesn't

  • Slicing runs locally rather than through cloud slicing
  • No AI features are included
  • Advanced capabilities may be more than simple print jobs need

• Formlabs PreForm8.8/10 · Free plan

  A focused, free choice for Formlabs teams preparing and sending SLA or SLS jobs.

  Visit FormlabsFull verdict →
• PrusaSlicer7.7/10 · Free plan

  A capable local slicer for multi-material preparation, automation, and detailed print control.

  Visit PrusaSlicerFull verdict →