Tools you can use without making an account — Works with Firefox

3 match your filters — 3 of them answered our check today.

Watching this group for 20 days · how we check

This week2 new arrivals

Live

A free browser extension that lets you highlight, annotate, and sticky-note any webpage without creating an account, for research or design feedback.

Domain registered 15 months ago

FreeNo sign-up

What to know▼

How it works: Highlight text, add sticky notes, draw, and add arrows to annotate and share any webpage.
Pricing: Free Chrome and Firefox extension, no account needed.
Best for: Deep research or design feedback.

Watched for 8 days · last checked 2d ago

Live

A browser extension that reads the page you're on automatically so you can ask questions about it right away, without copy-pasting.

Domain registered 9 days ago

No sign-upNo subscription

What to know▼

How it works: Works across Chrome, Edge, and Firefox; highlight text to ask about it; reads PDFs natively.
What's different: Reads the page automatically instead of requiring copy-paste like other AI extensions.
Pricing: No account, no API key, no subscription.
Best for: People who want quick AI Q&A on whatever page they're reading.

Watched for 6 days · last checked 5d ago

Live

Free side-by-side multi-device website preview tool for Chrome and Firefox with synced scrolling.

FreeNo sign-up

What to know▼

How it works: Opens phones and tablets side by side in Chrome and Firefox with synced scroll and rotation to catch responsive bugs.
Pricing: Free core, no account required.
Best for: Web developers testing responsive designs.

Watched for 3 days · last checked 1d ago