This collection brings together tools now organized into more specific categories. Browse it or explore the new categories.

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Sviluppo web e SEO

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Unix timestamp converter

Convert Unix timestamps to UTC dates and back, in seconds or milliseconds.

JSON to CSV and CSV to JSON converter

Convert JSON arrays into CSV tables and CSV files into JSON. Choose the delimiter and header options, check the data and download the result.

JSON to YAML and YAML to JSON converter

Convert JSON to YAML or YAML to JSON. Check syntax, choose indentation and copy or download the converted data for your configuration files.

HEX RGB HSL CMYK color converter

Convert between HEX, RGB, HSL and CMYK. Preview the color, copy the values and download all four color representations.

Date e tempo

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Hours, minutes and seconds converter

Convert hours, minutes and seconds in either direction. Enter a duration, see the conversion steps and get the result in your chosen unit.

Convert times between time zones

Choose two cities and a date to convert the time. See the local time, the time difference, and whether the destination falls on another day.

Matematica e studio

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Degrees and radians

Convert degrees to radians or radians to degrees. Choose the starting unit, enter an angle and check the result with the conversion formula.

Unità e calcoli tecnici

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kW to horsepower

Convert kW, metric horsepower CV/PS and mechanical horsepower hp. CV and hp are different units; select the correct one for vehicle data.

Miles to kilometers

Convert international miles and kilometers in both directions. One mile is exactly 1.609344 km; these are not nautical miles.

Celsius and Fahrenheit

Convert Celsius and Fahrenheit with a kelvin value. Absolute zero is −273.15 °C or −459.67 °F; lower temperatures are rejected.

Liters and gallons

Convert liters and gallons choosing the US liquid or UK imperial gallon. They differ: 3.785411784 L versus 4.54609 L.

Unit converter

Convert 11 quantities: length, mass, volume, temperature, duration, speed, area, pressure, energy, power and data. Distinguishes decimal and binary prefixes.

Scale conversion calculator

Convert real measurements to scale, scale to real, or between two scales. Choose units and ratios for drawings, maps and models.

Video e audio

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Trim video online

Trim a precise video interval and download H.264/AAC MP4. Start and end in seconds; re-encoding may lose quality. Files up to 500 MB and 2 hours.

Video to GIF

Create an animated GIF from a 0.1–15 second interval. 480 px wide, 12 fps, no audio. GIFs can be larger than the original video.

Extract audio from video

Extract the first video audio track to MP3 or WAV. Also converts audio files, including MP3 to WAV. Does not recover detail lost in the source.

Compress video

Reduce video size with H.264/AAC and adjustable CRF. If not smaller, no larger download is offered. Does not retain subtitles or multiple tracks.

Convert MOV to MP4

Convert MOV to MP4. Compatible H.264 video and AAC/MP3 audio are remuxed; otherwise re-encoded to H.264/AAC. Keeps the first audio track.

Transcribe audio

Transcribe up to 1 hour of speech with local AI, without external services. Auto-detect or choose a language; check the text before using it. TXT output.

Trim MP3 and audio files

Trim MP3, WAV, FLAC and other audio with selection playback, precise start and end, fades and output settings.

Merge audio files online

Join MP3, WAV or FLAC tracks in your chosen order, with optional crossfade and MP3, WAV or FLAC output.

MP3 WAV FLAC audio converter

Convert audio to MP3, WAV or FLAC with bitrate, sample rate, channels and lossless bit-depth options.

File e produttività

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Convert Excel to CSV

Convert an Excel XLSX sheet to CSV with sheet selection, delimiters, BOM and formula protection. Preview rows before downloading.

Convert CSV to Excel

Turn CSV or TSV into Excel XLSX with delimiter and encoding options. Preserve leading zeroes and formula-like text.

Generatori e codici

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Morse code translator

Translate Latin letters, digits and supported punctuation to Morse code and decode it back. Separate letters with spaces and words with a slash.