Private. Fast. Free.
What do you need
to figure out?
Useful answers without accounts, uploads, or clutter. Every tool runs right here in your browser.
Search results
Matching tools
Start here
Popular tools
Days Between Dates
Count the exact calendar days between two dates, with an optional inclusive count.
Dates & TimeTime Zone Converter
Convert a date and time between common worldwide time zones.
MoneyTip Calculator
Calculate a tip, total bill, and per-person split.
CalculatorsPercentage Calculator
Find a percentage of any number instantly.
TextWord Counter
Count words and estimate reading and speaking time without uploading text.
Internet & DeveloperJSON Formatter
Format, minify, and inspect JSON locally with clear syntax errors.
Browse
All categories
From quick calculations to local file checks, choose the kind of answer you need.
Calculators
Fast math for percentages, ratios, averages, fractions, and everyday questions.
8 toolsMoney
Simple pay, discount, tax, and tip calculations with clear formulas.
9 toolsDates & Time
Plan dates, compare times, calculate ages, and create useful timestamps.
5 toolsMeasurements
Convert length, weight, temperature, volume, and digital storage units.
8 toolsText
Count, clean, compare, sort, and transform text entirely in your browser.
8 toolsInternet & Developer
Format data, generate identifiers, convert colors, and inspect web values.
4 toolsFiles
Inspect filenames, checksums, MIME types, and file sizes without uploading files.
6 toolsMusic & Audio
Practical timing, pitch, sample, and tempo helpers for musicians and producers.
3 toolsGaming
Translate performance and play-time numbers into useful, understandable answers.
3 toolsRoblox
Straightforward local helpers for Robux math and Roblox identifiers.
Recently added
More useful things
FPS Frame-Time Calculator
Convert frames per second to milliseconds per frame and back.
GamingTick Rate Calculator
Convert server tick rate into tick interval and ticks over time.
GamingGame Time Calculator
Estimate when you will finish a game from total length and progress.
RobloxRobux Percentage Calculator
Calculate any percentage of a Robux amount with transparent arithmetic.
RobloxRoblox Marketplace Fee Calculator
Estimate proceeds or listing price using a fee percentage you can set.
RobloxRoblox Asset ID Extractor
Extract numeric asset, catalog, game, or library IDs from Roblox URLs and text.