Blog
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
How to spot empty trailing columns in a CSV file
Open a CSV in the browser, find columns with no data at the far right, and decide whether to remove them without shifting or losing valid fields.
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Tools
How to capture an animated website interaction
Record an animated website while you click, scroll, or change settings. Choose the right capture area, include sound if needed, and avoid missed frames.
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Tools
How to clean JPEG metadata without recompressing
Remove location and camera details from a JPEG while keeping its compressed image data intact. Learn what to preserve and check before sharing.
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Tools
How to prepare image files for a presentation projector
Choose compatible formats, match image proportions to your slide and projector, and avoid blurry or oversized pictures before presentation day.
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Tools
When to switch between lossless image formats
Learn when PNG, WebP, GIF, BMP, TIFF, or ICO is the right choice, and how to convert without losing detail or transparency.
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Tools
Create a QR code for a pet's contact information
Make a pet ID QR code with your contact details, choose what to share, and test it on a phone before attaching it to a collar or carrier.
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Tools
How to measure repeated assembly task times
Measure repeated assembly cycles fairly, find a useful typical duration, and spot delays without letting one unusually fast or slow run skew results.
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Tools
Mixed date formats in a CSV: what to check
Learn how to spot ambiguous dates, confirm whether values use month-first or day-first order, and standardize a mixed-region CSV without changing dates by guesswork.
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Tools
How to time short laboratory observations in a browser
Use a browser stopwatch for brief lab observations, choose clear start and stop points, and keep repeat measurements consistent.
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Tools
How to create an SMS QR code with a message
Create an SMS QR code that opens a text to the right number with your message filled in, then test it before printing or sharing.
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Tools
How to time a science fair demonstration
Plan a realistic science fair demo, time each part with a browser stopwatch, and leave room for questions without rushing the result.
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Tools
How to coordinate a birthday call across time zones
Compare local times, account for daylight saving and the date line, then choose a birthday call time that works for guests across continents.