A little help for
the United States.
VIN checks, sales tax, cheque wording, card number checks and everyday calculators. Your collection is a starting point; all tools remain available.
VIN decoder and check digit
Check a vehicle VIN check digit and read its maker region, model year code and serial number.
Credit card number checker
Check whether a card number passes the Luhn check and see which card network it likely belongs to.
Sales tax calculator
Add a user-supplied sales tax rate to a net amount.
Amount in words for cheques
Write any amount in words for cheques, invoices and receipts, in many currencies and in the Indian lakh and crore style.
Discount calculator
Find the final price and saving after a percentage discount.
Barcode check digit checker
Check the last digit of an EAN-8, UPC-A, EAN-13 or GTIN-14 product barcode number.
Time zone converter
Display a specified UTC instant in an IANA time zone.
BMI calculator
Calculate adult body mass index from metric measurements.
Compress image to target KB
Shrink a photo below a size limit such as 100 KB or 50 KB for forms, applications and uploads.
Photo editor
Brighten a photo, add contrast, boost or soften colors, warm it up, sharpen it and darken the corners in one step.
Merge PDF
Combine several PDF documents in your selected order.
Image compressor
Re-encode an image as WebP with your chosen quality.
Percentage calculator
Find a percentage of a number.
Loan payment calculator
Estimate a fixed monthly amortizing loan payment.
Trim video
Cut out the part of a video you want to keep, from a start time to an end time.
Compress video
Make a video file smaller for email, WhatsApp or uploads by lowering its resolution and data rate.
Sri Lanka income tax estimator
Estimate annual progressive income tax using your verified brackets.
Sri Lanka monthly tax estimator
Annualize monthly income and estimate an average monthly tax.
Sri Lanka EPF estimator
Calculate employee and employer contributions from supplied rates.
Sri Lanka ETF estimator
Estimate employer ETF contribution using a supplied rate.
Percentage change
Compare a new value with an original nonzero value.
Percentage difference
Compare two nonnegative values using their average.
Extract PDF pages
Create a document from only the pages you choose.
Split PDF
Download a ZIP containing one PDF for every page.
Delete PDF pages
Remove selected pages from a copy of a PDF.