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Combine multiple PDF files into one document. Drag & drop to arrange page order.

Split PDF pages into separate files or extract specific pages only.

Convert Word (.docx) files to PDF online. Preview before download. 100% client-side, documents never leave your browser.

Compress JPG, PNG, WebP photos up to 80% without losing quality. Perfect for social media & web uploads.

Change image dimensions (width × height). Great for profile pictures, thumbnails, or platform-specific size limits.

Add text or logo watermark to your photos. Protect your work from plagiarism.

Automatically remove photo background with AI. Perfect for product photos, business cards, YouTube thumbnails, and stickers. 100% free, no signup, no limits.

Estimate your baby's due date from your last menstrual period (LMP). Uses Naegele's rule with cycle length adjustment. See trimester + weeks pregnant + milestone dates.

Calculate your Body Mass Index (BMI) from weight and height. Check WHO category (underweight, normal, overweight, obese) and healthy weight range for your height.

Calculate your exact age (years, months, days) from birth date. Get total days lived, next birthday countdown, Western + Chinese zodiac.

Calculate discounted price and total savings. Supports stacked discounts (30% + additional 10%). Percent or nominal mode. Perfect for online shopping and Black Friday deals.

Measure your PD (Pupillary Distance) yourself using a selfie + credit card as reference. Accuracy ±1-2mm for ordering glasses online. 100% client-side, photos never uploaded.

Create QR Codes for URLs, text, WiFi, business cards, or payments. Custom colors and logo support.

Create WhatsApp (wa.me) links with pre-filled messages. Great for customer service, promos, and social media CTAs.

Generate strong random passwords securely. Custom length (4-128 chars), uppercase/lowercase/digits/symbols mix. 100% client-side using Web Crypto API. Passwords never leave your browser.

Convert units across 6 categories: length, weight, temperature, volume, area, speed. Meter to feet, kg to pound, Celsius to Fahrenheit, and 30+ more units. 100% client-side.