Safari for macOS and Google Chrome

Shape the web to fit your brain.

TriggerBlock gives you playful, practical control over what webpages say and show. Replace text. Filter images. Build your own rules. Make the browsing experience feel a little more yours in Safari or Chrome.

No accounts. No cloud rule sync. Just your rules, in your browser, on your device.

TriggerBlock app icon
⚡ Replace annoying phrases with better ones
🖼️ Hide images that match your custom filters
🎯 Tune every rule with regex, case sensitivity, and on/off controls

Built for tiny rebellions and useful fixes.

Whether you want less noise, more humor, or just a cleaner reading experience, TriggerBlock helps you rewrite the web in surprisingly satisfying ways across Safari and Chrome.

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Custom text replacement

Swap out words and phrases on webpages with your own replacements. Useful for jokes, readability, or removing terms you are simply tired of seeing.

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Rules with brains

Basic match or full regex — your choice. You can also control case sensitivity and enable or disable individual rules whenever you want.

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Image filtering

Filter images by source URL, source set, or alt text. It is a lightweight way to cut down on visual clutter or block recurring content patterns.

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Local-first privacy

Your rules stay on your device. TriggerBlock does not require an account, does not phone home, and does not ship your browsing data to a server.

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Safari and Chrome

Available for Safari on macOS and Google Chrome, so you can keep the same core rule-based experience across your preferred browser.

Fun on purpose

TriggerBlock is practical, but it is also a little mischievous. The best software sometimes solves a real problem while making you grin.

Take back a little control.

The web does not always need to stay exactly as it was delivered. TriggerBlock lets you tune the experience — one phrase, one image, one rule at a time.