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Image to Calendar 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.

Image to Calendar compared with STL File Converter
DetailImage to Calendar logo Image to CalendarSTL File Converter logo STL File Converter
What it doesTurn photos, screenshots, and PDFs into editable calendar events 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
PricingStarter: $9.90 USD for 30 credits; Pro: $19.90 USD for 100 credits; Power: $39.90 USD for 300 credits. One successful conversion uses one credit. Credits never expire. No subscription. 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
  • Extract events from photos, screenshots, flyers, and PDFs
  • Edit event titles, dates, times, timezones, locations, notes, and recurrence rules
  • Support for up to 100 events per conversion
  • Export as standard ICS calendar files
  • Import with confidence scores and detected warnings
  • Support for recurring events with daily, weekly, or monthly recurrence
  • Support for JPG, PNG, WebP images up to 10 MB and PDFs up to 12 MB
  • Google Calendar sign-in for free credits
  • Review schedules before import
  • Failed conversions use no credits
  • 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
  • One conversion can extract an entire season or semester into up to 100 calendar events
  • Review and edit every extracted event detail before downloading
  • Pay once for credits that never expire, with no subscription
  • Files are not permanently stored by the app
  • One free conversion without an account to try the tool
  • 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)13 +1 (up) since last check1 no change since last check
Trust Flow (Majestic)72
Citation Flow (Majestic)1519
Referring domains (Majestic)677

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