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Tools
How to get more out of the TooLab utilities: image converter, QR codes, colors, text compare, timers and more.
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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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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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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.
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Time zones on the International Date Line
Learn why the date changes across the International Date Line, how UTC offsets create different local dates, and how to compare cities before scheduling.
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Tools
How to clean a contact list before sending invitations
Clean duplicate contacts, fix obvious CSV errors, and review email addresses before sending invitations. Edit a copy in your browser.
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Tools
Compare web design colors in Chrome and Edge
Compare the same web design colors in Chrome and Edge, sample matching pixels with Color Picker, and find out whether a mismatch comes from the page or display settings.
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Tools
How to measure household repair time
Track hands-on repair time, separate work from waiting, and use a browser stopwatch to estimate the next household fix more accurately.
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Tools
How to choose a readable text color for a background
Choose text colors that stay readable on your background. Learn how to sample colors, check contrast ratios, and improve weak combinations.
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Tools
How to inspect IPTC copyright and creator fields
Check an image's IPTC Creator, Copyright Notice and usage fields, find blank or conflicting entries, and learn what the metadata can and cannot prove.
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Tools
How to compare a font at 12 and 18 pixels
Compare the same installed font at 12 and 18 pixels, spot which details change, and avoid misleading results from text, zoom, or display scaling.
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Tools
Webcam bubble stops updating in Screen Recorder
Find out whether a frozen webcam bubble comes from the camera, browser permission, or Screen Recorder, then follow the right fixes in order.