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Textunnel vs STL File Converter

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Textunnel compared with STL File Converter
DetailTextunnel logo TextunnelSTL File Converter logo STL File Converter
What it doesShare files and text between browsers without signup using direct WebRTC or optional internet relay Free browser-based converter for 3D model files and image-to-STL
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree Freemium
PricingNot given Free for image-to-STL conversion, 3D file format conversion, and preview. AI generation: Starter $6.90 (60 credits), Standard $14.90 (200 credits), Professional $29.90 (500 credits). One-time payment, no subscription. 20 credits per AI generation.
Key features
  • Direct WebRTC file transfer without account
  • Room-based sharing with password protection
  • QR code pairing for offline connections
  • Support for files up to 256 MiB via share links
  • Receiver-verified file completion
  • WebRTC transport encryption
  • Optional TURN and MQTT content relay with permission
  • Browser clipboard and camera access
  • Interrupted file recovery
  • Text sharing up to 64 KiB
  • Convert PNG, JPG, WEBP to STL up to 10 MB
  • Heightmap mode for photo reliefs
  • Extrude mode for logos and silhouettes
  • 3D preview before download
  • Convert 3D files (STL, OBJ, GLB, glTF, 3MF) up to 50 MB
  • Local file processing in browser
  • Adjust depth and base settings
  • Adjust output size
  • AI image-to-3D generation with credits
What makes it different
  • No account or installation required to start sharing
  • Direct encrypted WebRTC connection preferred for privacy
  • Works offline on local networks with QR code pairing
  • Internet relay requires explicit permission for each transfer
  • Cross-platform browser compatibility across iOS, Android, and desktop
  • All free tools run locally in your browser with no uploads or signup needed
  • No file size caps, watermarks or paywall after limited conversions
  • Open-source 3D engine (three.js) powers conversions
  • Credits never expire and are one-time payment only
  • Built specifically for photo reliefs, logos and decorative plates
Community votes00
DR (Domain Rating by Ahrefs)18 +1 (up) since last check1 no change since last check
Trust Flow (Majestic)52
Citation Flow (Majestic)2319
Referring domains (Majestic)727

4 details filled in for both companies.

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