Spline Cleaner 2
Already own Spline Cleaner v1.x?
Spline Cleaner 2 is a paid major upgrade with its own license key. You can upgrade to v2 at 50% off. And if you bought your license recently, the upgrade is free. For more details, see: Information for Existing Users
Latest Update
Version 2.03 – October 6, 2026
- Completely redesigned UI, now organized in icon tabs. No more scrolling.
- New Expose Loose Ends: shows the open ends of your splines in the viewport.
- New Expose Overlapping Vertices: highlights overlapping vertices inside each spline.
- Custom viewport markers with adjustable size and color, much easier to read than 3ds Max’s native ones.
- A single Settings dialog for Expose and Error Detection, with all settings remembered between sessions.
- Explode now keeps the render settings of the original shape.
- Improved Delete overlapping splines: it keeps one copy of each duplicated segment and keeps closed splines closed.
- Connect Vertices now always joins the closest loose ends.
- Clearer feedback: operation results for Weld, Optimize and Reduce Vertices, and a “Nothing selected.” warning.
Spline Cleaner 1.x
Latest Update
Version 1.94 – September 15, 2026
- Fixed license validation issue caused by a Windows update.
Key Previous Updates
Version 1.85 – May 15, 2023
- Added new action by filter: select/delete overlapping splines/segments.
Version 1.60 – October 9, 2017
- Added support for materials and material IDs in all operations.
- Splines Info Dialog:
New realtime data: number of materials; number of single/sub materials.
Added 3 buttons for exposing data on the active viewport: vertex ticks; vertex numbers; material IDs.
Take your splines one step further
Your splines are now clean. Make them production-ready.
SPLINE REFINER
Evenly subdivide your splines and improve curve quality without altering their shape.
Get smoother results, better segment distribution, and more control over your geometry.
What’s new in Spline Dynamics
Explore recent releases, new tools, latest updates, website improvements, and more.
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