CuratedTools
Everyday web tools, done simply.
Free calculators and file utilities for everyday tasks—tipping out a bill, estimating sales tax or a mortgage, merging PDFs, and shrinking photos. No account. No fuss.
Private by default
PDF, image, text, and password tools run in your browser. Your files aren’t uploaded for processing.
Clear results
Tip splitting, sales tax, mortgages with taxes and insurance, and practical image utilities—explained simply.
Curated, not cluttered
A focused set of calculators and file utilities—kept simple, accurate, and free with no signup.
Featured tools
High-demand utilities with clear results and plain-English help.
Tip Calculator
Calculate tip, add tax, and split the bill evenly or by shares.
Sales Tax
Add or remove sales tax using approximate rates for all 50 states and D.C.
Mortgage
Estimate monthly payment with principal, interest, taxes, insurance, PMI, and extra payments.
Percentage
Find percent of a number, percent change, increases, and decreases.
Units
Convert length, weight, volume, and temperature with common unit defaults.
Word Counter
Count words, characters, sentences, and reading time as you type.
Password
Create strong random passwords or passphrases. Nothing leaves your browser.
QR Code
Generate QR codes for URLs, Wi‑Fi, and text. Download as PNG.
Merge PDF
Combine multiple PDFs into one. Drag to reorder — files stay on your device.
Compress Image
Shrink JPG, PNG, and WebP file sizes with quality control. No upload.
HEIC to JPG
Convert iPhone HEIC photos to JPG in your browser. No upload.
Hours Calculator
Add daily start/end times, unpaid breaks, and overtime for a weekly timesheet.
Invoice
Create a simple invoice and download PDF in your browser. No signup.
How it works
1. Pick a tool
Choose a calculator or file utility from the list below.
2. Get an answer
Enter numbers or drop a file. Results update instantly.
3. Learn the details
Every page includes examples, common mistakes, and FAQs.
All 29 tools
Calculators for money and math, plus PDF and image utilities that stay on your device. Each tool has original how-to guidance—not just an empty form.
Calculators
Tip & Bill Splitter
Calculate tip, add tax, and split the bill evenly or by shares.
US Sales Tax Calculator
Add or remove sales tax using approximate rates for all 50 states and D.C.
Mortgage Calculator
Estimate monthly payment with principal, interest, taxes, insurance, PMI, and extra payments.
Auto Loan Calculator
Estimate car payments with down payment, trade-in, tax, and fees.
Percentage Calculator
Find percent of a number, percent change, increases, and decreases.
Discount Calculator
Calculate sale prices and stacked discounts like 20% off then extra 10%.
Unit Converter
Convert length, weight, volume, and temperature with common unit defaults.
Date & Deadline Calculator
Count days, add business days, and skip US federal holidays.
Age Calculator
Get exact age in years, months, and days from a birth date.
Hours & Time Card Calculator
Add daily start/end times, unpaid breaks, and overtime for a weekly timesheet.
PDF Tools
Merge PDF
Combine multiple PDFs into one. Drag to reorder — files stay on your device.
Split PDF
Extract page ranges from a PDF into a new file, privately in your browser.
Compress PDF
Reduce PDF size for email by stripping excess data — processed locally.
Image to PDF
Turn JPG, PNG, or WebP images into a single PDF document.
Image Tools
Image Compressor
Shrink JPG, PNG, and WebP file sizes with quality control. No upload.
Image Resizer
Resize images to exact pixels or presets for social and listings.
Image Converter
Convert between JPG, PNG, and WebP — including HEIC from iPhone when supported.
HEIC to JPG Converter
Convert iPhone HEIC photos to JPG in your browser. No upload.
WebP to PNG Converter
Convert WebP images to PNG locally, including transparency.
WebP to JPG Converter
Convert WebP images to JPG in your browser. No upload.
Image Cropper
Crop photos to a pixel box in your browser. No upload.
EXIF / Metadata Remover
Strip GPS and camera metadata from photos before you share them.
Text Tools
Generators
Password Generator
Create strong random passwords or passphrases. Nothing leaves your browser.
QR Code Generator
Generate QR codes for URLs, Wi‑Fi, and text. Download as PNG.
Invoice Generator
Create a simple invoice and download PDF in your browser. No signup.
Wi‑Fi QR Code Generator
Make a QR code guests can scan to join your Wi‑Fi. Download as PNG.