The Tools Axis Blog

Practical guides on writing, productivity, finance, design and getting more from everyday tools.

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How Many Words Are on a Page? A Simple Guide for Writers
Writing

How Many Words Are on a Page? A Simple Guide for Writers

Word count per page changes with font, spacing and margins. Here are realistic numbers for essays, books and blog posts.

8 Rules for Passwords That Are Actually Hard to Crack
Security

8 Rules for Passwords That Are Actually Hard to Crack

Most advice about passwords is outdated. Here is what genuinely protects your accounts in 2026.

What Your BMI Number Really Means (And What It Misses)
Health

What Your BMI Number Really Means (And What It Misses)

BMI is a quick screening tool, not a verdict. Here is how to read it sensibly.

How to Calculate Percentages in Your Head (Fast Tricks)
Math

How to Calculate Percentages in Your Head (Fast Tricks)

Simple mental shortcuts for tips, discounts and everyday percentages — no calculator needed.

How Small Businesses Use QR Codes (10 Practical Ideas)
Business

How Small Businesses Use QR Codes (10 Practical Ideas)

QR codes are cheap, instant and surprisingly versatile. Here are ten ways small businesses put them to work.

HEX, RGB and HSL: Which Color Format Should You Use?
Design

HEX, RGB and HSL: Which Color Format Should You Use?

Three ways to write the same color. Here is when each one makes your work easier.

How Loan EMIs Work: Where Your Monthly Payment Really Goes
Finance

How Loan EMIs Work: Where Your Monthly Payment Really Goes

Your EMI stays the same every month, but what it pays for shifts over time. Here is how amortisation works.

Metric vs Imperial: A Traveller's Guide to Converting Units
Lifestyle

Metric vs Imperial: A Traveller's Guide to Converting Units

Litres, miles, kilos and Fahrenheit need not trip you up abroad. Here is how to convert the units that matter.

What Reading Time Tells You About Your Content
Writing

What Reading Time Tells You About Your Content

Reading time is more than a label on a blog post. Used well, it shapes sharper, more respectful writing.