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Utilities guides and reviews

Practical advice for testing your devices, fixing everyday problems and choosing your next upgrade.

Utilities

Keyboard, mouse and over-ear headphones on a wooden desk with speakers and a monitor

UtilitiesOct 4, 2026

The Free Online Testers Worth Bookmarking for Your Devices

Keyboard, microphone, sound level, speakers, screen and webcam — the browser-based testers that diagnose most device problems in seconds, with nothing to install.

Hand holding a DDR5 memory module next to a second DDR5 RGB stick on a yellow background

UtilitiesAug 11, 2026

DDR5 CL30 vs CL36: Real Latency Math and When to Pay More

Woman looking intently at her smartphone in a dimly lit room, checking why it did not vibrate

UtilitiesJul 13, 2026

Phone Not Vibrating? Test Your Vibration Motor and Fix It

Office worker comparing evenly spaced marks on a printed page beside a laser printer

UtilitiesJul 14, 2026

Laser Printer Repeating Marks: Drum, Roller or Fuser?

Player holding a phone sideways with both hands during a mobile game that uses the accelerometer and gyroscope

UtilitiesJul 10, 2026

Accelerometer vs Gyroscope: What's the Difference? (Test Both in Your Browser)

Laptop with active VPN app — testing for a WebRTC IP leak in the browser

UtilitiesApr 22, 2026

What Is a WebRTC Leak? How to Test and Fix It (2026 Guide)

Lucky Wheel Spinner: Free Random Selection Tool

UtilitiesMar 28, 2026

Lucky Wheel Spinner: Free Random Selection Tool for Decisions and Giveaways

WhatsApp Link Generator: Create Direct Chat Links

UtilitiesMar 28, 2026

WhatsApp Link Generator: Create Direct Chat Links Without Saving Contacts

Secure Password Generator: Create Strong Random Passwords

UtilitiesMar 28, 2026

Secure Password Generator: Create Strong Random Passwords

More Utilities guides

QR Code Reader: Scan and Decode QR Codes from Images

UtilitiesMar 28, 2026

QR Code Reader: Scan and Decode QR Codes from Images

Free QR Code Generator: Create QR Codes Online

UtilitiesMar 28, 2026

Free QR Code Generator: Create QR Codes Online in Seconds