Tech help that actually makes sense

Practical tech help,
without the jargon.

Tudug turns confusing technology into clear, do-it-yourself answers. Fix a slow phone, secure your accounts, choose the right laptop, or grab a free tool — all written for real people and kept current for 2026.

40+In-depth guides & tools
6Free private tools
100%Jargon-free, cited
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Jump straight to the area you need. Every section is packed with step-by-step, plain-English guides.

How-to

Guides & Troubleshooting

Speed up devices, free up storage, back up data, recover files and fix everyday glitches.

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Stay safe

Online Security

Strong passwords, two-factor authentication, phishing, home Wi-Fi and privacy — made simple.

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Buy smart

Buying Guides

Choose the right laptop, phone, router or cable — the specs that matter, no hype.

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Free tools

Tools & Calculators

Password generator, storage converter, download-time and DPI calculators — all private.

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Most popular

Start with these

The guides our readers reach for most — the high-impact fixes and decisions.

Guide

How to Speed Up a Slow Computer

Diagnose the bottleneck, cut startup apps and pick the one upgrade that transforms an old machine.

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Security

How to Spot a Phishing Email

The warning signs of a scam message and exactly what to do if you clicked.

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Buying guide

How to Choose a Laptop

A jargon-free buying guide: the specs that matter and the ones that don’t.

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Guide

How to Back Up Your Data

The 3-2-1 rule that protects your photos and files from any single failure.

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Security

How to Create Strong Passwords

A NIST-backed method for passwords that are both strong and memorable.

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Guide

How to Extend Phone Battery Life

The settings and habits that actually add hours, and the myths that don’t.

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Free & private

Handy tools, zero tracking

Every tool runs entirely in your browser. Nothing you type is sent anywhere — no account, no upload.

Free tool

Password Generator

Create strong, random passwords with custom length and character sets.

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Free tool

Password Strength Checker

Test how strong a password is and estimate its crack time, privately.

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Free tool

Data Storage Converter

Convert KB, MB, GB and TB — and see why a 1 TB drive shows 931 GB.

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Free tool

Download Time Calculator

Estimate download time from file size and connection speed.

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Free tool

Screen Resolution & DPI

Work out pixel density, aspect ratio and megapixels for any screen.

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Free tool

Uptime & Downtime

See how much downtime each uptime percentage actually allows.

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Free tool

Aspect Ratio Calculator

Resize images and video without stretching — 16:9, 4:3, 21:9 and more.

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Free tool

Color HEX / RGB Converter

Convert colours between HEX, RGB and HSL with a live preview.

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Free tool

Unix Timestamp Converter

Turn epoch seconds into a readable date and back, with a live clock.

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Why trust Tudug

Clear advice you can actually rely on

Technology guidance is only useful if it is accurate and honest. Every Tudug guide is researched against primary sources — manufacturer documentation and security authorities like NIST and CISA — not recycled from other blogs.

  • Edited by a real person. Mustafa Bilgic reviews every guide for accuracy and clarity.
  • Cited, not guessed. Claims link to official documentation so you can verify them.
  • Genuinely independent. We don’t chase affiliate commissions at your expense.
  • Private by design. Our tools run in your browser; we never collect what you type.
About Tudug
How every guide is made1Research primary sourcesVendor docs, NIST, CISA — not other blogs2Write in plain EnglishSteps anyone can follow, no jargon3Add diagrams & checksOriginal infographics that clarify4Edit & citeReviewed by Mustafa Bilgic, sources linked