| What it does | Free browser-based file converter for images, audio, video, and documents
| Convert glTF and GLB 3D scenes to STL in your browser without uploading
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| Pricing model | Freemium
| Free
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| Pricing | Free: 2 files per day, 10 MB per file, watermark on images. Pro Monthly: $9.99/mo, unlimited files, 500 MB per file, no watermarks. Pro Yearly: $49/year (equivalent to $4.08/month), all Pro features billed annually.
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| Key features | - 200+ format pairs supported
- 100% client-side processing, files never leave your device
- Batch conversion
- Up to 500 MB per file on Pro
- No watermarks on Pro and video/audio
- Support for images, video, audio, and documents
- Conversion speeds of 1-3 seconds typical for images
- Works offline after converter engine is cached
- Supports Chrome, Safari, Firefox, and Edge
| - Converts .gltf and .glb files to .stl format
- Processes files locally in browser with no upload to server
- Flattens 3D geometry and merges mesh nodes into single triangle list
- Decodes Draco-compressed GLB files
- Unit conversion for 3D printing (millimetres, centimetres, metres, inches)
- Supports .gltf files with separate .bin and texture files
- Drops materials, textures and animations as STL cannot store them
- Expands mesh instances to separate triangle copies
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| What makes it different | - Truly private: no server upload endpoint exists, files stay in browser memory only
- No signup or account required to use
- Runs real production conversion engines directly in browser with no latency
- Privacy by design, not just policy: server has no upload capability
- 14-day money-back guarantee on Pro with no questions asked
| - Files never leave your device - all processing happens locally in the browser
- No account, login, upload queue or file size limits
- Tested against fixed fixtures and real third-party exporters
- Handles glTF 2.0 standard in both text (.gltf) and binary (.glb) formats
- Built by team maintaining single-purpose, independent 3D web utilities
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 14 ● no change since last check | 17 ● no change since last check |
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| Trust Flow (Majestic) | 7 | 7 |
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| Citation Flow (Majestic) | 23 | 19 |
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| Referring domains (Majestic) | 29 | 4 |
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FormatDrop
glTF to STL Converter