Free tools to fix and figure out anything
No signup and no paywall. Most tools run right in your browser, so your files never leave your device.
Finance Calculators
Paycheck, tax, retirement, mortgage and debt calculators.
Credit Card Payoff Calculator
See how long it takes to pay off a credit card, the interest you will pay, and the monthly payment to be debt-free by your goal. Free, no signup.
Debt Payoff Calculator
Compare debt snowball, avalanche and minimum payments: debt-free date, total interest, a balance chart and a monthly schedule. Free, no signup.
Mortgage Calculator
Monthly mortgage payment with PMI, property tax, insurance and HOA, plus PMI drop-off, a 15 vs 30 year comparison and a schedule. Free, no signup.
Tip Calculator
Work out the tip and split the bill to the cent. Pick 15, 18 or 20%, tip before tax, and round shares up. Free, no signup.
Pricing & Quotes
Seller fees, payment fees, rates, quotes and invoices.
Device Tests
Test your webcam, mic, keyboard, controller and screen.
Dead Pixel Test
Check a new or used screen for dead pixels, stuck pixels and backlight bleed with full-screen colours, patterns and a custom colour. Free, no signup.
Gamepad Tester
Test controller buttons, triggers, stick drift and vibration online, with a drift check, stick circularity and a controller diagram. Free, no signup.
Keyboard Tester
Test every key on your keyboard online. See each key light up, check rollover and ghosting, and catch chattering keys. US, UK, laptop and Mac layouts.
Mic Test
Test your microphone in seconds: live level and waveform, hear yourself, record and play back, and fixes for Zoom, Teams and Discord. Free, no signup.
Mouse Test
Test every mouse button and the scroll wheel, catch double-click faults and estimate polling rate in your browser. Free, no signup.
Refresh Rate Test
Check your monitor or phone refresh rate in Hz to two decimals, see frame times and slow frames, and compare 30, 60 fps and full-rate motion. Free.
Speaker Test
Test speakers and headphones online: left and right (with a hands-free loop), sweep, bass, polarity and 5.1/7.1 surround, plus no-sound fixes. Free.
Touchscreen Test
Find touchscreen dead zones, ghost touches and multi-touch limits on a phone, tablet or laptop, with a map of missed spots. Free, no signup.
Webcam Test
Test your webcam in seconds: live video, resolution, frame rate and a lighting check, with fixes for blocked cameras. Free, no signup, nothing uploaded.
Image, Video & Audio
Convert, compress and edit files in your browser.
EXIF & GPS Remover
See where a photo was taken, then remove its GPS location and metadata. Batch clean, no quality loss, nothing uploaded. Free, no signup.
HEIC to JPG Converter
Convert iPhone HEIC photos to JPG or PNG in batches with no daily cap. Files never leave your device and location data is removed. Free, no signup.
Image Compressor
Compress JPG, PNG and WebP images to an exact size like 100 KB or 1 MB. Unlimited batch, ZIP download, no upload. Free, no signup.