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500 ToolBox vs WhatIsMyTools

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

500 ToolBox compared with WhatIsMyTools
Detail500 ToolBox logo 500 ToolBoxWhatIsMyTools logo WhatIsMyTools
What it doesFree online tools for images, PDF, video, text and more Free browser diagnostic tools revealing IP, browser, timezone, speed, and more with no signup required
StageNot given Not given
FoundedNot given Not given
Based inNot given PK
Pricing modelFreemium Free
PricingWebsite tools: free, no limits except fair daily limits on server-based tools. API: 50 free monthly credits plus 100 on the 1st of each month. Credit packs: Starter $5 (1,000 credits), Growth $25 (5,000 credits, 20% off), Scale $80 (25,000 credits). Not given
Key features
  • Image compression and resizing
  • PDF manipulation: merge, split, compress, convert to images
  • Video compression and conversion
  • AI background removal
  • Developer tools: JSON formatting, regex testing, JWT decoding
  • Text tools: word count, case conversion, diff checking
  • QR code generation and customization
  • Chrome extension with 50 tools
  • Server API with 30 endpoints and MCP integration
  • Business tools: invoice generator, password generator, calculators
  • IP address detection with ISP and location details
  • Internet speed test for download and upload speeds
  • Browser and OS identification
  • Timezone and UTC offset detection
  • VPN and IP leak detection
  • DNS lookup with public A and AAAA records
  • Password breach check with in-browser hashing
  • Email header analysis and SPF/DKIM/DMARC verification
  • ISP throttling detection for video streams
  • GPU and WebGL capability detection
What makes it different
  • All tools are completely free with no signup required
  • Zero data retention: files stay private and never leave your device
  • Over 500 tools across 20+ categories
  • Most tools run in browser without uploading files
  • Progressive Web App with offline capability
  • No signup, cookies, or data storage required
  • Results appear instantly, powered by browser itself
  • Privacy-first design without dark patterns
  • Fully responsive across mobile, tablet and desktop
  • Honest explanations of tool methodology and limits
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)22 no change since last check4 no change since last check
Trust Flow (Majestic)93
Citation Flow (Majestic)1618
Referring domains (Majestic)46

4 details filled in for both companies.

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