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ConvertFreeImage 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.

ConvertFreeImage compared with STL File Converter
DetailConvertFreeImage logo ConvertFreeImageSTL File Converter logo STL File Converter
What it doesFree image converter with batch conversion, no uploads, no sign-up, no watermarks 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
  • Convert between HEIC, WEBP, AVIF, PNG, JPG, JFIF, GIF, BMP, ICO, TIFF, PSD, SVG and PDF
  • Compress images by quality or to exact sizes like 20 KB, 50 KB, 100 KB or 1 MB
  • Resize, crop, rotate, flip and combine images
  • Extract text from images in 18 languages
  • Convert images to and from Base64
  • Create animated GIFs and favicons
  • Apply effects including black & white, sepia and blur
  • Works in any modern browser on desktop and mobile
  • 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
  • All processing happens on your device with no file uploads to servers
  • No accounts, watermarks, queues or daily limits
  • Batch conversion of multiple files at once
  • Private by design with files never stored or seen by the company
  • High-quality conversion with customizable settings
  • 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)1 −1 (down) since last check1 no change since last check
Trust Flow (Majestic)82
Citation Flow (Majestic)1219
Referring domains (Majestic)67

4 details filled in for both companies.

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