Free Online Tools —
instant & always free.

Estimate your monthly mortgage payment and total cost.

Calculate payments for any type of personal or business loan.

Find your monthly car payment and total loan cost.

Plan repayments for personal loans at any interest rate.

See exactly how long until your credit card is paid off.

Check your Body Mass Index and healthy weight range.

Find your daily calorie needs for weight loss, gain, or maintenance.

Estimate your body fat percentage accurately.

Calculate your due date and key pregnancy milestones.

Turn any URL, text, or contact info into a scannable QR code. Download as PNG.

Generate random, secure passwords with custom length and character sets.

Bulk generate highly secure passwords with entropy scoring and security profiles.

Generate RFC 4122 v4 UUIDs in bulk. Multiple output formats including URN and braces.

Generate truly random numbers with custom min/max range. No duplicates option.

Convert JPEG images to PNG format with transparency support. Lossless output, processed entirely in your browser.

Convert PNG images to JPEG format with adjustable quality. Reduces file size for web use — all in your browser.

Convert iPhone HEIC/HEIF photos to JPEG format. Works offline in your browser — your photos never leave your device.

Convert WebP images to JPG format for maximum compatibility. Drag, drop, and download — no upload needed.

Convert WebP images to lossless PNG format with full transparency support. No upload — runs entirely in your browser.

Estimate the fuel cost for any trip based on distance, fuel efficiency, and manual fuel price input.

Calculate your vehicle's fuel economy in MPG, L/100km, or km/L from distance and fuel used.

Find your true cost per mile or kilometer driven, including fuel, insurance, maintenance, and depreciation.

Calculate how much your car loses in value over time using a custom annual depreciation percentage.

Decode any tire size code and get diameter, width, sidewall height, and circumference.

Compress JPG, PNG, and WebP images while preserving visual quality — browser-side.

Resize images to exact pixel dimensions or by percentage with aspect ratio lock.

Crop images with a visual editor and preset aspect ratios like 1:1, 4:3, 16:9.

Rotate images 90°, 180°, 270° and flip horizontally or vertically — batch.

Add text or image watermarks with custom opacity and position to your photos.

Find your exact age in years, months, days, and hours from your date of birth.

Count days, working days, weeks, and months between two dates.

Find the exact number of days, weeks, months, and years between any two dates.

Find the exact date that is N days from today — instantly.

Find the exact date that was N days ago from today.