Free online tools

Quick, private, browser-based tools for everyday computer tasks. Nothing to install.

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Internet data usage calculator

Estimate how much data you use per month from streaming, calls and browsing — in GB — so you can see if your plan is enough before you change it.

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Monitor resolution & refresh rate guide

Compare 1080p, 1440p and 4K, and 60/120/144 Hz refresh rates, in plain terms — so you can tell what a monitor listing actually means and pick one that fits your…

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Download time calculator

Enter a file size and your connection speed and see how long a download takes — with a real-world buffer for overhead. No data leaves your browser.

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Simple connection speed test

A lightweight, no-signup speed test that measures your download speed by pulling a file from a CDN. Runs in your browser and gives you a real Mbps figure to use…

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Ethernet cable (Cat5e / Cat6) guide

Plain-English help choosing an Ethernet cable — Cat5e, Cat6 or Cat6a — so you know which one to buy, how long you can run it, and what it'll actually deliver.

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Password generator

Create a strong, random password in your browser. Choose the length and character types — it never sends anything over the network and never stores the result.

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Password strength checker

Test how strong a password is — length, character variety and common patterns — with a score out of 100. This analysis runs entirely in your browser. Your password is…

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Ping checker

Measure your real network latency (ping) from your browser, a few times, with the fastest and average. No server round-trip — it uses your own connection.

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How much RAM do I need?

Pick what you use your computer for and get a plain-English recommendation for how much RAM is comfortable, and whether an upgrade is worth it.

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How much storage do I need?

Pick how you use your PC and it recommends a sensible drive size and type (SSD vs HDD), with a plain-English reason — no marketing jargon.

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