Guides & How-Tos

Learn to use our tools

Step-by-step guides, tips and practical walkthroughs for every EdgeWorks App β€” from merging PDFs to calculating mortgages and scheduling across time zones.

πŸ“„ PDF Tools
How to Merge PDFs Online β€” No Software Required

Combine multiple PDF files into one in seconds, entirely in your browser. Your files are processed here's exactly how to do it.

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πŸ’° Finance
How to Calculate Your Mortgage Repayments Online

Understand exactly what you'll pay each month before you speak to a lender. This guide walks through LoanLens step by step, with tips for comparing rates.

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🌐 Time & Scheduling
How to Schedule Meetings Across Time Zones Without the Confusion

Remote teams waste hours on timezone mix-ups. Learn how to use WorldTimeHub's overlap scheduler to instantly find the best meeting time for everyone.

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πŸ—ΊοΈ Geography
How to Convert GPS Coordinates Between Formats (Decimal, DMS, UTM)

GPS data comes in many formats and mixing them up causes real problems. This guide explains each format and shows how to convert between them.

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πŸ“„ PDF Tools
How to Split a PDF Online β€” Extract Pages Without Any Software

Need one page from a 60-page contract, or to separate payslips into individual files? Split any PDF by page range or into individual pages, right in your browser.

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πŸ“± Design Tools
How to Create a QR Code for Free β€” URLs, Wi-Fi, Contacts and More

Generate QR codes for any purpose β€” website links, Wi-Fi passwords, contact cards and plain text. Includes size tips and what makes codes reliable in print.

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🎨 Accessibility
How to Check Colour Contrast for Accessibility β€” WCAG 2.1 Explained

Grey text on a white background looks clean until an accessibility audit fails it. Understand the 4.5:1 and 3:1 ratios, what they apply to, and how to fix failures.

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πŸ’° Finance
Fixed vs Variable Rate Mortgage β€” How to Choose

Fixed locks in certainty. Variable follows the market. The right answer depends on your situation β€” here's how to think through it and calculate the difference.

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🌐 Time & Holidays
How to Find Public Holidays for Any Country β€” and Why It Matters

Scheduling a call with an overseas client on a public holiday is an easy mistake. Check holidays for 60+ countries before it becomes your problem.

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πŸ“Š Asset Analysis
What is Crow-AMSAA? Reliability Growth Analysis Explained

The Crow-AMSAA power law model turns a list of failure dates into a statistical answer: is this asset deteriorating, stable, or improving? Here's how it works.

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πŸ”οΈ Geography
How to Find the Elevation of Any Location

Look up the ground height for any GPS coordinates β€” useful for hiking route planning, flood risk checks, drone operations, and construction site scoping.

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