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Count characters with and without spaces, words, lines, and bytes as you type.

Convert text to UPPER, lower, Title case, camelCase, snake_case, kebab-case, and more at once.

Compare two texts line by line and highlight what was added, removed, or changed.

Generate as much Lorem Ipsum placeholder text as you need for designs and mockups.

Compare two lists and see their union, intersection, and differences at a glance.

Write Markdown and see the formatted result right next to it.

Clean up extra spaces, blank lines, and duplicate lines at once, and sort lines too.

Fix file names from a Mac whose accented or non-Latin letters show up split apart (NFD → NFC).

Turn links, text or Wi-Fi details into a QR code and save it as PNG or SVG.

Resize and convert many images at once and cut their file size.

Convert between HEX, RGB and HSL color codes and build a lightness palette.

Check the location and device info stored in photos and remove it without losing quality.

Compare two images pixel by pixel, highlight what changed and calculate the ratio.

Make cover images for blogs, YouTube and social media from templates and save as PNG.

Crop, rotate, flip, adjust brightness and contrast, apply filters and save in any format.

Combine several images in order into an animated GIF.

Trim, resize, change speed, rotate and mute a video, then save as MP4 or GIF.

Set start and end times to keep only the part you want, with the audio intact.

Pull just the audio out of a video and save it as MP3, M4A or WAV.

Make a video that follows the routes you traveled, from your Google Maps Timeline file.

Convert between MP3, M4A, WAV, FLAC, Opus and OGG, and set the sample rate and channels.

Set start and end times to keep only the part you want.

Join several audio files into one in the order you choose.

Make audio louder or quieter in dB, or normalize the loudness automatically.

Cut the part you want and add fades on both ends to make a ringtone.

Combine multiple PDFs into one file in the order you want.

Recompress a PDF's internal data to shrink it without losing quality.

Combine multiple images into one PDF, fitted to the page size.

Convert every page of a PDF into PNG, JPG, or WebP images and save them as a ZIP.

Split a PDF into separate files by page or by the ranges you choose.

Protect a PDF with AES-256 so it asks for a password when opened.

Remove a PDF's password with the password you know and save an unlocked copy.

Black out chosen areas and erase the underlying text so it can't be recovered.

Preview table data and convert between CSV, XLSX and JSON.

Pretty-print and minify JSON, and pinpoint where syntax errors are.

Generate up to 500 UUID v4 or v7 values at once and copy them instantly.

Convert images to data URIs (Base64), or turn Base64 back into a picture.

Base64, URL, JWT, ULID/TSID, hashes, and Unix time — all on one screen.

Turn a cron expression into a plain-English description and its next run times.

Convert between environment variable files and JSON, keeping quoted and multi-line values intact.

Convert between JSON and YAML, with optional key sorting.

See binary, octal, decimal, and hex at a glance, and convert to any base from 2 to 36.

See how much your money grows with monthly contributions and a rate of return.

Calculate sale prices and the real discount of stacked discounts.

Simulate when you'll reach your retirement target from your current assets and savings.

Work out how much to save each month to hit a goal by a deadline, including interest.

Calculate monthly payments and total interest from car price, down payment, term and rate. Balloon loans supported.

Find how long it takes money to double at a given return, or the return needed to double in a given time.

Use the inflation rate to calculate future prices, buying power and real returns.

Calculate return on investment (ROI) and compound annual growth rate (CAGR) from what you put in and got back.

Calculate fuel costs from distance and fuel economy, and compare commuting costs.

Split a total between people, leaving out or halving shares for those who didn't join in.

Check which foods are dangerous for dogs and cats, how dangerous they are and what to do.

Calculate daily calorie needs and food portions from weight and activity.

Convert your dog's or cat's age into human years.

Pick the laundry symbols on a clothing label to see water temperature, drying and ironing instructions.

Change the number of servings and recalculate every ingredient automatically.

Check your body mass index (BMI), weight category and healthy weight range from height and weight.

Use 90-minute sleep cycles to find bedtimes and wake-up times that leave you refreshed.

Calculate your standard weight and healthy weight range from height and sex.

Calculate your basal metabolic rate and daily calorie needs (TDEE) from age, height and weight.

Calculate body fat percentage (US Navy method) and fat mass from waist and neck measurements.

Calculate your due date and how many weeks pregnant you are from your last period.

Calculate your next period, ovulation day and fertile window from your last period and cycle.

Calculate how much water to drink a day from your weight, exercise and the weather.

Calculate B% of A, ratios, percent change and sale prices on one screen.

Encode text to Base64 or decode it back. Supports Unicode and URL-safe Base64.

Percent-encode URLs with special or non-English characters, or decode them into readable text.

Convert length, weight, temperature, area, volume, speed, and data units all at once.

Translate text to Morse code and back, and listen to it as sound.

Count down to a date, find the days between two dates, or the date N days later.

Count the days left until a target date. Yearly anniversaries roll over to their next date.

Convert between Unix timestamps (seconds/milliseconds) and human-readable dates.

Get a sound alert when your set time is up. Switch to stopwatch mode to record lap times.

See the current time in several cities at a glance and slide the time to plan meetings.

Calculate the time between two clock times, add or subtract time, and total up durations.

Find the dates of 100 days, 1,000 days, yearly anniversaries and more from a start date.

Find which week of the year (ISO) and which week of the month a date falls in.

Pick a length and character mix to create a strong random password and check its strength.

Draw random numbers within a range. Use no-repeat and sorting for raffles and draws.

Create hard-to-guess numeric PINs that avoid birthdays, sequences and repeats.

Analyze a password's strength and estimated crack time, and see its weak spots.

Find your zodiac sign from your birthday, with its element, ruling planet, and compatible signs.

Break a core goal into 8 sub-goals and 64 action steps with a Mandalart chart.