Capture your thoughts, ideas and todos - no formatting, just plain text. One window for one note lets you focus just on the text.
Assign tags to your notes to organize them in your way. Favorite your most important notes with a simple click.
Find your notes by searching for keywords and tags. Just type in the search text and use the hash sign (#) for tag search.
Synchronize your notes with Simplenote or a local folder to access them from another computer and your iOS device. Enter your Simplenote credentials and you are good to go.
Justnotes is now my favorite for syncing with Simplenote from Mac OS X. Simple and obvious.
John Gruber, daringfireball.net
There's a lot of little nice things in Justnotes and like I said - it's now my default notes app.
Ben Brooks, brooksreview.net
Where Justnotes excels is at its ability to aggregate several working folders into one app [...]
Cody Fink, macstories.net
