Signal 01
Timing
Pre-load interception
Potentially risky destinations are paused before scripts and trackers run.
Browser add-in by X9Software
LastCheck gives uncertain clicks one more review.
When a destination is not in your trusted list, LastCheck pauses the load before the page opens and presents a clear signal so you can continue, trust, or back out with confidence.
Chrome/Chromium, Manifest V3. No account. No tracking-first model.
Install in minutes
- 01
Download and unzip the add-in package to a folder you will keep.
- 02
Open chrome://extensions and enable Developer mode.
- 03
Select Load unpacked and choose the unzipped extension folder.
- 04
Test with an unfamiliar link and review the verdict before continuing.
Why teams choose it
Designed to reduce risk without adding noise.
LastCheck focuses on timing and clarity. It intercepts in the risky gap between click and load, then explains risk in plain language.
Signal 02
Clarity
Readable verdicts
Warnings are direct and understandable so users can act quickly.
Signal 03
Privacy
On-device analysis
Core checks stay in-browser, keeping data boundaries tighter by default.
Downloads