Tools
TechGranddad — Tools
Free interactive tools from TechGranddad. Each one is built for a single concrete question — no signup, no upsell.
/tools/mobile-data-calculator
Mobile Data Calculator
/tools/scam-message-checker
Scam Message Checker
/tools/smartphone-safety-check
Smartphone Safety Check
/tools/text-size-wizard
Text Size Wizard
/tools/video-call-setup-guide
Video Call Setup Guide
/tools/video-call-troubleshooter
Video Call Troubleshooter
/tools/which-device-quiz