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uploadthefile.com 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.

uploadthefile.com compared with STL File Converter
Detailuploadthefile.com logo uploadthefile.comSTL File Converter logo STL File Converter
What it doesFrom file to live link in seconds 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 modelFreemium Freemium
PricingFree forever with up to 20 MB per file and 15,000 views/month. Pro $7/month (billed $84/year) with 250 MB per file and unlimited link expiry. Business $24/month (billed $288/year) with 1 GB per file, API access, and 1,000,000 views/month included. Corporate $61/month (billed $732/year) with 5 GB per 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
  • No account required to upload files
  • Support for 85+ file formats including PDFs, images, video, audio, and 3D models
  • Automatic HTTPS and SSL certificates on every link
  • Global edge network for fast delivery worldwide
  • Password protection for links on paid plans
  • Click analytics to track link opens
  • QR codes for every link
  • ChatGPT and Claude integration for publishing AI-generated sites
  • Custom domain support
  • ZIP file unpacking and website hosting
  • 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
  • Free forever with generous limits - no credit card required
  • AI tool integration for one-click publishing from ChatGPT and Claude
  • Optional pay-as-you-go pricing with no forced overage charges
  • 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)8 −2 (down) since last check1 no change since last check
Trust Flow (Majestic)182
Citation Flow (Majestic)2419
Referring domains (Majestic)407

5 details filled in for both companies.

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