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These guides walk through free browser-based privacy tools. No account, no download, no data sent anywhere.

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6 min read · June 3, 2026

The Hidden Data Inside Every Photo You Share

Your photos carry invisible data — GPS coordinates, device model, timestamps, and more. Here's what's actually in there, what it reveals, and how to remove it before you share.

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6 min read
That Long Weird URL Is Watching You

Every tracking parameter in a link is a data point about you. Here's how to read them — and strip them before you click.

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Free privacy tools — no account, no download Articles explain the threat. ZTDev tools let you act on it. Everything runs in your browser — nothing leaves your machine.
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