Blog
Short, practical guides for checking your hardware and fixing what the tests find.
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Tools
What to check when a sentence changes position
Find out whether a sentence was really moved, matched in the wrong place, or shifted by formatting, then check the surrounding text and source.
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Tools
How to review revised warning labels before printing
Compare the approved and revised warning label, catch missing words and layout changes, then print a proof at actual size before approving a batch.
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Tests
Why a sustain pedal acts backward when plugged in
Find out whether a reversed sustain pedal comes from its polarity, keyboard setup, or software mapping, then test the signal and fix it.
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Tests
How to compare two webcams on one computer
Compare two webcams on the same computer under the same lighting. Check each preview, resolution, and frame rate to see which works better.
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Games
How to test a gamepad after changing profiles
Check every button, stick, trigger, and vibration after a profile change, then confirm the game uses the same layout before you play.
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Tests
How to check your browser's preferred audio codec
Check which audio codecs your browser reports supporting, and learn why that list may not match the codec a website is using right now.
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Tests
What to measure when choosing between two office chairs
Compare two office chairs by measuring seat fit and movement noise in the same room, so you can spot the quieter, better-fitting option before you buy.
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Tests
Why a charger is fast with one phone but slow with another
Learn why the same charger charges phones at different speeds, how to compare them fairly, and what to check in the cable, phone, and outlet.
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Tests
How to check touch accuracy with a screen magnifier
Use a screen magnifier and a browser touch test to spot missed taps, shifted touch points, and dead zones, then narrow down the cause.
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Tools
How to choose a disabled button color in a UI
Choose a disabled-button color that looks inactive without making its label hard to read. Sample your interface colors and check the state in context.
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Apps
How to prepare a photo cover for a digital report
Plan the crop, improve the photo, and place readable title text for a digital report cover with TooLab's browser-based Photo Editor.
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Tools
How to time cooking with another tab open
Run a cooking countdown in TooLab while reading a recipe in another tab, and learn how to keep the timer audible and avoid delays when your device sleeps.