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PKD Ventures vs ReactionTests

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

PKD Ventures compared with ReactionTests
DetailPKD Ventures logo PKD VenturesReactionTests logo ReactionTests
What it doesFree online tools for file conversion and processing Test your visual reaction time for free
StageNot given Not given
FoundedNot given Not given
Based inIN Not given
Pricing modelFree Free
PricingNot given Not given
Key features
  • Image Enhancer—upscale images 2X, 4X or 8X with AI or classic mode
  • PDF to Word conversion with OCR for scanned documents
  • Image Background Remover with on-device AI
  • Audio Noise Remover for background hiss and room noise
  • Video Quality Enhancer—upscale clips up to 4X with denoising
  • Merge and split PDF files with lossless processing
  • Black & White to Colour AI colorization
  • Multiple image format conversions in browser
  • Audio format conversion with quality options
  • AI-powered caption and metadata generation
  • Five-round visual reaction test with millisecond timing
  • Seven-round sound reaction time test
  • Local result history with up to 300 sessions stored
  • Consistency measurement showing standard deviation of scores
  • Download score card as image
  • Sound calibration for personal offset adjustment
  • Reference data from published research studies
What makes it different
  • 82 tools in one free collection
  • Files stay private—most tools run entirely in your browser without uploading
  • Advanced AI features like super-resolution, colorization and noise removal on-device
  • Supports specialized formats like CAD files and EPS for design workflows
  • OCR capability for converting scanned documents to editable text
  • No account or login required to use the test
  • Results stored locally in browser for privacy
  • Compare full sessions to understand consistency, not just fastest round
  • Research-backed reference data from laboratory studies
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)15 +6 (up) since last check3 no change since last check
Trust Flow (Majestic)70
Citation Flow (Majestic)2411
Referring domains (Majestic)91

4 details filled in for both companies.

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