Math tools

Browse math tools for sums, averages, counts, and numeric list cleanup in your browser with quick results for spreadsheets, QA, and reporting tasks.

Tools in Math

13 tools available

Calculate exact age from a birth date. Enter a date of birth and get years, months, and days instantly, computed privately in your browser.

Calculate how old you are in days. Enter a birth date and get the total completed days instantly, computed privately in your browser.

Calculate how old you are in months. Enter a birth date and get the total completed months instantly, computed privately in your browser.

Calculate how old you are in weeks. Enter a birth date and get the total completed weeks instantly, computed privately in your browser.

Calculate how old you will be in a set number of days. Enter a birth date and day count to get exact years, months, and days.

Calculate how old you will be in a set number of months. Enter a birth date and month count to get exact years, months, and days.

Calculate how old you will be in a set number of weeks. Enter a birth date and week count to get exact years, months, and days.

Calculate how old you will be on a specific date. Enter a birth date and target date to get exact years, months, and days.

Calculate the average of a line-separated list of numbers. Paste values and get the mean instantly. Works fast in your browser.

Find the highest number in a line-separated list. Paste values and get the maximum instantly. Works fast in your browser.

Find the lowest number in a line-separated list. Paste values and get the minimum instantly. Works fast in your browser.

Filter a line-separated list of numbers using inclusive start and end values. Return matching numbers instantly.

Calculate the sum of a line-separated list of numbers. Paste values and get the total instantly. Works fast in your browser.

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Tools that convert between data formats like TSV, CSV, JSON, XML, and YAML

Tools for students and teachers including grade calculators, GPA tools, and academic utilities

These tools help with encoding related problems like base64 as an example

Tools that will help with parsing or generating html

Tools that are helpful for counting, sorting, filtering, and manipulation IP address data

Tools that help with managing list, like removing duplicates or sorting