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.

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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 stay private β€” 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.

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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 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? 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 print reliability advice.

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

Grey text on white looks clean until an accessibility audit fails it. Understand the 4.5:1 and 3:1 ratios 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. Here's how to think through it and calculate the real difference over time.

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🌐 Time & Holidays
How to Find Public Holidays for Any Country

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

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

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πŸ’° Finance
Should You Fix Your Mortgage Rate in 2026?

With rate expectations shifting, fixing looks attractive again. Here's a framework for thinking through whether it makes sense for your situation.

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πŸ’° Finance
How Rising Interest Rates Affect Your Loan Repayments

A 1% rate rise sounds small. On a $600k mortgage it adds hundreds per month. This guide shows the maths and how to stress-test your budget.

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🌐 Remote Work
Managing Remote Teams Across Time Zones

Async-first teams still need overlap windows. Here's how to find them, protect them, and stop penalising people at the edges of your timezone spread.

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🎨 Accessibility
WCAG 3 and APCA: What's Changing in Colour Contrast

The next generation of accessibility standards is moving away from simple contrast ratios. Here's what APCA means and how to prepare now.

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πŸ“„ PDF Tools
Why PDFs Are Dangerous β€” and How to Handle Them Safely

PDFs can contain scripts, embedded links, and hidden tracking. Here's what to watch for and how to process them safely in your browser.

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πŸ—ΊοΈ Geography
GPS Datum Shifts in 2026 β€” What Survey Teams Need to Know

Coordinate reference systems are being updated globally. What changes, what doesn't, and how to convert legacy coordinates to the new standard.

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