Screenshot application allows instantly take screenshots and save them in album style.
Can be used for researching, saving confirmation messages, receipts, registration forms etc.
Sreen-Shot.me has an option to load screenshots to online account and access them from web.
Why it needed? Sometimes you just simply forgot some important information or even if something is stored to find it takes some time.
Image recognition works much faster so just looking thorough you screenshot collections will allow you to find information you need much faster
And finally to save a regions of the screen is very simple with Screen-Shot.me.