• brainslap | brānslap | noun

    1. A sudden thought you want to remember or want to know more about.

Carry on.

Revisit your brainslaps at anytime to browse organized research.

Dig deeper.

Refine your brainslaps to keep discovering results. Group the ones you like along the way.

Remember easily.

Add comments and hashtags to connect brainslaps to things you know.

Download Dunno for Free

Data Sync

Brainslaps are synced immediately to your iPhone, iPad, and Mac.


Current temperature is stored to provide you additional context.


Location is added automatically when you enable it.


Link brainslaps to things you know to recall them easily.


Add details to help you remember why you jotted something down.


Save and group results you like.


Find brainslaps with the bits and pieces you remember.

Quick brainslap

Right-click to create a brainslap from any text on Mac.

Dunno and you

Jot down your everyday brainslaps.


Class details, studying material, and assignments.


Blog post ideas, inside scoop, and content research.


Industry research, networking, and client details.


DIY ideas, wishlists, and interesting things.

Jorge Rodriguez

Tech blogger / Appstorm

"...what makes the app so special is that it provides you with a clean environment for saving those things that you’d like to research, so that they won’t end up lost in your note taking or to-do apps. "

Drew Olanoff

Tech blogger / TheNextWeb

"Dunno for Mac and iOS will change the way that you take notes forever."


Dunno user

"I like this app, especially because it lets me save the results of my queries so I can review them when time permits."


Dunno user

"Dunno is what I've been looking for without knowing it."


Dunno user

"Great app use it for most of my searches."

SoCal Lady

Dunno user

"This app does what it says. For those who do a lot of research on the web, this is a must have!"

D. Hill

Dunno user

"This is the type of app that could help push forward the agenda for the academic and education community for this century."


Dunno user

"This is an excellent search utility that fits well with someone who doesn't always have the time or inclination to sit in front on google and try numerous combinations of search terms."