Current app

STLa

STLa is a focused macOS app for opening STL files, checking them for common mesh problems, repairing damaged geometry, and saving a repaired STL plus a JSON report. It is planned as a straightforward single-purchase app with no subscription, no hidden paid unlocks, and a local workflow designed to work offline for normal use.

macOS Works offline Single purchase planned App Store link coming later

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Use case

What STLa is for

STLa is aimed at people who need to inspect or repair STL files before printing, sharing, or reusing them.

Open STL files from your Mac.
Inspect for open edges, non-manifold geometry, and face-direction issues.
Run a repair workflow with progress feedback.
Save a repaired STL and a JSON report.

Version 1

Current product approach

The current version is designed to protect privacy while keeping the workflow straightforward.

STLa does not collect personal data.
Planned as a single-purchase app.
No subscription and no hidden paid unlocks.
No account is required.
No third-party analytics are planned for version 1.
Files are chosen by the user and handled locally on the Mac.
Core workflows are designed to work without an internet connection.
Basic shape creation is available as a secondary workflow.

Support details

What to include if you need help

The STLa version and your macOS version.
What you expected to happen.
What actually happened.
Whether you used a fast, balanced, or more thorough repair path.
If possible, a small file or example you can share later by email.

Public resources

Ready for App Store linking

This page is ready to sit alongside the public support and privacy pages as the release gets closer.

Support STLa privacy