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Merge JPGs 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.

Merge JPGs compared with STL File Converter
DetailMerge JPGs logo Merge JPGsSTL File Converter logo STL File Converter
What it doesFree online tool to combine multiple JPG images into one file 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
  • Merge up to 20 images simultaneously
  • Support for multiple image formats (JPG, PNG, WebP, HEIC, BMP, TIFF, GIF)
  • Export as JPG, PNG, or WebP
  • Drag and drop image arrangement
  • Real-time preview
  • Adjustable layout direction (vertical or horizontal)
  • Customizable borders and spacing
  • Image resizing options
  • Support for images up to 8000x8000 pixels
  • No account required
  • 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
  • Completely free with no watermarks or file limits
  • Lightning fast processing that takes just seconds
  • No installation or registration required, works in any modern browser
  • Automatic privacy: images deleted after merging, never stored
  • Professional-grade interface with real-time preview and customization
  • 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)14 no change since last check1 no change since last check
Trust Flow (Majestic)52
Citation Flow (Majestic)2119
Referring domains (Majestic)897

4 details filled in for both companies.

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