Custom Typing Practice – Paste Your Own Text to Type
Improve your typing speed by practicing with your own text. Paste an article, email, or code snippet and start typing to measure WPM and accuracy.
UD5 Toolkit
Check your WPM (Words Per Minute) & typing accuracy for free. Just start typing!
Improve your typing speed by practicing with your own text. Paste an article, email, or code snippet and start typing to measure WPM and accuracy.
Drag and drop randomly positioned numbers into ascending order as quickly as possible. Compete against your own best time with increasing set sizes.
Instantly convert miles per hour to kilometers per hour. Handy for driving abroad, understanding international speed limits, or comparing vehicle performance.
Enter hole saw diameter and material to find the recommended RPM and feed pressure. Prevent burning and kickback.
Load a GIF and adjust playback speed. Save modified GIF. Pure client-side processing.
Enter any two variables (speed, distance, time) and get the third. Supports mph, km/h, m/s and multiple units. Practical for runners and drivers.
Play any video at 0.25x to 4x speed. Save the modified speed as a new file. Perfect for analysis or fun.
Quickly estimate your internet connection speed by downloading a small test file. See class and recommendations.
Display your effective connection type (4g, 3g, etc.) and downlink speed using the Navigator API. Adapt your app accordingly.
Load an animated GIF and adjust its frame delay to make it slower or faster. Download the modified GIF. All local.
Play any video at a custom rate (0.25x to 4x) without audio pitch change. Save the playback speed as a link. Local.
Paste text to calculate the estimated reading time based on your WPM. Set speaking time too. Perfect for speeches.
Estimate how long it takes to download/upload a file given bandwidth speed. Also convert between bits and bytes.
Hit the popping moles as fast as you can before they disappear. Increasing difficulty. Great for hand‑eye coordination. Browser only.
Convert speed units such as miles per hour, kilometers per hour, knots, and meters per second. Accurate and quick, works offline in your browser.