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30 free calculators, text tools and converters. Find your tool and get straight to work.
Mean, median & mode
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THE TOOLBOX
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30 tools available
Text tools
10 toolsSmall Text Generator
Make small caps or superscript text, then copy it into your bio, caption or message.
Glitch Text Generator
Add controlled Zalgo combining marks to your text and copy the result.
Cursive Font Generator
Turn Latin letters into copyable Unicode script text with a live preview.
Text Reverser
Reverse characters, words or line order without losing your original text.
Italics Generator
Convert ordinary Latin text to copyable Unicode italic letters.
Superscript Generator
Generate copyable superscript letters, numbers and supported symbols.
Acronym Generator
Create initials from a phrase, with an option to omit common connecting words.
Upside Down Text Generator
Flip supported letters and reverse their order to create upside-down text.
Remove Line Breaks
Clean pasted text by replacing unwanted line breaks while optionally preserving paragraphs.
Spacebar Counter
Measure your spacebar presses in a timed challenge. Tap the large button on mobile.
Calculators
13 toolsStandard Deviation Calculator
Calculate sample and population standard deviation, mean and variance from your numbers.
Mean Median Mode Calculator
Find mean, median, all modes, range and count with a sorted-data breakdown.
Variance Calculator
Compare sample and population variance and inspect the squared-deviation total.
Cubic Yard Calculator
Calculate rectangular volume in cubic feet, cubic yards and cubic metres from mixed-unit dimensions.
Cubic Feet Calculator
Calculate rectangular volume in cubic feet, cubic yards and cubic metres from mixed-unit dimensions.
Board Foot Calculator
Calculate lumber volume in board feet, including quantity and optional cost.
RREF Calculator
Reduce a matrix to reduced row echelon form and inspect the row operations.
Rounding Calculator
Round a decimal number to decimal places or tens, hundreds and thousands.
Asphalt Calculator
Estimate asphalt volume and weight from area, compacted thickness and material density.
Interpolation Calculator
Estimate a y-value between two known points using linear interpolation.
Linear Regression Calculator
Fit a least-squares straight line and calculate slope, intercept, correlation and R².
Batting Average Calculator
Calculate baseball batting average from hits and official at-bats.
PPI Calculator
Calculate screen pixel density, pixel pitch and physical width and height.
File converters
5 toolsGIF to PNG Converter
Convert the first visible frame of a GIF to a static PNG image.
AVIF to JPG Converter
Convert an AVIF image to JPG with adjustable output quality.
HEIC to PNG Converter
Convert a HEIC or HEIF photo to PNG locally in your browser.
WAV to MP3 Converter
Convert WAV audio to MP3 with a choice of bitrate, directly on your device.
RAR to ZIP Converter
Convert a supported RAR archive into a ZIP file without uploading its contents.
Developer tools
2 toolsSMALL TOOLS. THOUGHTFUL DETAILS.
Built for the task.
Ready for your next one.
Every tool starts with the input that matters. Find the method, an example and the limits beside your result—so you can understand what you’re taking away.