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Experience the famous Gorilla Experiment — test your awareness, see if you spot the unexpected, and share your results.
About this tool
Experience the famous Gorilla Experiment — test your awareness, see if you spot the unexpected, and share your results.
Inattentional Blindness Test is a free psychology tool that runs entirely in your browser — nothing to install, no account to create, and your data never leaves your device. Open the page, add your input, and get a clean, copy-ready result in seconds.
Open Inattentional Blindness Test on AltFTool — it loads instantly in your browser.
Add your input to the workspace.
Adjust the options until the result looks right.
Copy or download the output and put it to work.
A focused workspace for one-off content, data, or planning jobs — open it, use it, done.
Start with a rough input and iterate until the result matches exactly what you need.
Copy or download the output for your project, document, or daily workflow.
Yes — Inattentional Blindness Test is completely free on AltFTool, with no signup, no trial limits, and no hidden costs.
Yes. Inattentional Blindness Test runs in your browser, so what you enter or upload stays on your device instead of being sent to a server.
Experience the famous Gorilla Experiment — test your awareness, see if you spot the unexpected, and share your results. It's built for quick, everyday psychology tasks with results you can copy or download straight away.
Yes — Inattentional Blindness Test works in any modern browser, on desktop, tablet, and mobile, with the same features everywhere.