Free online tools

Calculate the playing time of your video or audiobook at different playback speeds and figure out how long it will take you to finish.

Estimate iPhone/Android battery longevity based on battery type, charging habits (cycles, ranges, fast charging), usage patterns, temperature, and other factors.

Free online sensitivity converter between games. Achieve high cross-game mouse sensitivity with adjustable DPI and FOV settings.

Free online day to day calculator to count days, months, weeks, weekends, and workdays between two dates.

Play any valid .m3u8, .mpd, .mp4, .mp3, RTSP, or YouTube video or stream from a URL or your computer for free.

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