Blog
Short, practical guides for checking your hardware and fixing what the tests find.
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Tools
How to inspect TIFF image metadata in a browser
Learn what a browser can show from a TIFF, how to check its metadata on Windows or Mac, and why missing fields do not necessarily mean damage.
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Tools
Photo has an embedded camera serial: what to check
Check where a camera serial number may hide in photo metadata, how to verify it, and how to share a safer copy without exposing the original.
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Games
How to practice clicking targets while staying relaxed
Build a short aim-practice routine that improves click accuracy without a tight grip, sore wrist, or chasing speed before control.
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Games
Why aiming at shrinking targets needs a different pace
Learn why shrinking targets punish the same click rhythm, how to adjust your aim, and how to practice speed without losing accuracy.
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Tools
How to convert WEBP images to JPG in bulk
Convert up to 50 WEBP images to JPG at once in your browser. Follow the steps, learn what changes during conversion, and check the finished files.
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Tools
How to change PNG to JPG without uploading files
Convert PNG images to JPG in your browser without sending files to a server. Learn what happens to transparency and how to keep the original PNG.
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Tools
How to record a browser tab with its audio
Record a browser tab with its sound using TooLab Screen Recorder. Learn what to select, how to include audio, and what to check if the video is silent.
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Tests
Why moving text looks smeared on some screens
Learn why text blurs while scrolling, how to check your screen's refresh rate, and which display settings can reduce smearing or ghost trails.
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Tests
How to check a laptop screen at different brightness
Check a laptop display at low, medium, and high brightness to spot uneven lighting, pixel faults, and changes that are easy to miss at one setting.
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Tests
How to check if your monitor is using native resolution
Check the resolution your monitor is using, compare it with its native pixel resolution, and fix a mismatch that can make text look blurry.
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Tests
Why your portrait monitor has the wrong orientation
Find the right display, set portrait orientation in Windows or macOS, and fix a monitor that appears sideways, upside down, or on the wrong screen.
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Tests
What battery percentage per minute can tell you
Learn how to read a battery's percent-per-minute charging rate, compare chargers fairly, and spot when a low reading points to the device or setup.