Guides & How-Tos
Practical, step-by-step guides for every tool on this site — how each one works, the settings that matter, and answers to the questions people actually ask. Every guide ends at the free tool itself, so you can follow along and finish the job in the same tab.
- How to Edit a PDF Online for Free
Learn how to edit text already inside a PDF — fix typos, change prices and dates — free online, no sign-up, and your file never leaves your device.
- How to Merge PDF Files into One
Combine multiple PDFs into a single file in the exact order you want — free online, no watermarks, no sign-up, files stay on your device.
- How to Split a PDF and Extract Pages
Split a PDF by page ranges or turn every page into its own file — free online with no sign-up, and your document never leaves your device.
- How to Compress a PDF to a Smaller Size
Shrink a PDF for email or uploads — or compress it to an exact target size such as 200KB or 1MB. Free online, no sign-up, files stay private.
- How to Rotate PDF Pages Permanently
Fix sideways or upside-down PDF pages and save the rotation permanently — rotate all pages or a single page, free in your browser.
- How to Add Page Numbers to a PDF
Add page numbers to a PDF in any corner, start from any number, add a prefix like 'Page' — free online, no sign-up, done in your browser.
- How to Convert Images to a PDF
Turn JPG and PNG photos into one clean PDF — add multiple images, reorder pages, and download free. No upload, no sign-up.
- How to Convert a PDF to Images
Turn PDF pages into high-quality JPG or PNG images — choose DPI for crisp results. Free online, no sign-up, files never uploaded.
- How to Convert HEIC Photos to JPG
Convert iPhone HEIC photos to JPG so they open anywhere — free in your browser on Mac, or use this guide's Safari steps elsewhere.
- How to Convert HEIC to PDF
Combine iPhone HEIC photos into one PDF for forms, applications and email — free, in the right order, with no uploads.
- How to Convert WebP to PNG
Convert WebP images to PNG with transparency preserved — for design tools, uploads and editing. Free in your browser, no sign-up.
- How to Convert WebP to JPG
Turn WebP images into universally compatible JPGs at high quality — free, instant, and done privately in your browser.
- How to Convert PNG to JPG
Convert PNG images to JPG to shrink file size for email, uploads and websites — high quality, free, in your browser.
- How to Convert JPG to PNG
Turn JPG photos into PNG files for editing, design work and lossless storage — free online, processed privately in your browser.
- How to Convert AVIF to JPG
Convert modern AVIF images to JPG so older apps, printers and websites can use them — free, high quality, in your browser.
- How to Compress an Image (Even to an Exact KB Size)
Shrink JPG and PNG images for uploads and email — or hit an exact target size like 200KB. Free, private, in your browser.
- How to Resize an Image to Exact Dimensions
Resize images to exact pixel dimensions for websites, forms and social media — keep aspect ratio, free, in your browser.
- How to Extract Text from an Image with OCR
Copy text out of photos and screenshots with OCR that runs privately in your browser — then copy it or download it as a text file.
- How to Create a Professional Invoice for Free
Create a professional invoice in minutes — add your business, items and tax, download a clean PDF. Free, no sign-up, totals calculated for you.
- How to Create an Estimate or Quote
Create a clear, professional estimate or quote — itemized services, materials and totals — and download it as a PDF. Free, no sign-up.
- How to Create a Payment Receipt
Generate a clean payment receipt — received-from, amount, what it was for — and download it as a PDF. Free, instant, no sign-up.
- How to Number Invoices (and Generate the Next One)
Generate clean, sequential invoice numbers in formats like INV-2026-001 — and learn a numbering system that never repeats or confuses you.
- How to Calculate a Late Payment Fee
Work out exactly how much a late invoice has grown — principal, monthly interest or flat fee, months overdue. Free calculator with a worked example.
- How to Calculate Profit Margin
Enter cost and price to get profit, margin percent and markup — plus the formula explained with a real example. Free calculator.
- How to Calculate Your Hourly Rate
Turn a target salary, your costs and your billable hours into an hourly rate that actually covers them — free calculator with the logic explained.
- How to Calculate Sales Tax Both Ways
Add sales tax to a price or work backwards from a tax-included total — both directions, any rate. Free calculator with examples.
- How to Calculate Markup and Set a Price
Enter cost and markup percent to get your selling price and profit — and finally understand markup vs margin. Free, instant.
- How to Calculate True Labor Cost per Hour
An employee costs more than their hourly wage. Calculate the real loaded labor cost per hour with burden — free calculator, explained.
- How to Calculate Your Break-Even Point
Find how many units you must sell — or how much revenue you need — to cover all your costs. Free break-even calculator with a full example.
- How to Write a Proposal That Wins Work
Build a professional proposal — summary, scope, deliverables, pricing and terms — and download it as a PDF. Free generator, winning structure explained.
- How to Create a Work Order
Create a clear work order — customer, job description, labor, materials, total — as a clean PDF. Free generator with every field explained.
- How to Write a Payment Reminder Letter
Generate a professional payment reminder letter for an overdue invoice — choose your tone, add the amount and days overdue, download the PDF.
- How to Create a Service Agreement
Generate a clean service agreement — scope, payment terms, responsibilities, termination — as a PDF. A plain-English guide to each section.
- How to Create a Client Information Form
Create a clean client information form — contact details, project needs, budget, notes — as a printable PDF your clients actually complete.
- How to Keep Simple, Useful Customer Records
Keep every customer in one searchable place — contact details, notes, history — stored privately in your browser. A simple system that works.
- How to Schedule Jobs on a Simple Calendar
Plan jobs on a monthly calendar — customer, time, notes — see clashes before they happen. Free in-browser scheduler for small crews.
- How to Track Business Expenses Simply
Log expenses by category, see monthly totals, export for your accountant. A simple in-browser tracker and the categories that actually matter.
- How to Track Business Mileage Correctly
Record trips — date, purpose, miles — and get your deductible total at your rate per mile. Free in-browser mileage log with the rules of thumb.
- How to Track Payments and Spot Overdue Invoices
Keep a live list of invoices — paid, pending, overdue — with amounts and due dates. A simple in-browser tracker that ends the guessing.
- How to Keep Up with Client Follow-Ups
Set follow-up reminders with due dates — today's list and overdue items highlighted — so no client ever slips through. Free, in your browser.
- How to Remove a Background from an Image
Remove the background from any photo with AI — product shots, portraits, logos — full resolution, no watermark, free, and processed on your device.
- How to Build a Strong Resume for Free
Build a clean, modern resume with guided sections and AI-style summaries — download a professional PDF free, no sign-up, no watermarks.
- How to Make a Business Logo for Free
Create a clean business logo — name, slogan, icon, colors, layout — and download a high-resolution PNG free. No designer, no watermarks.