Today in the App Store -- the best free apps, new apps and app updates

Here are some of the best free apps, app updates and new apps that have landed in the App Store recently. All app prices are USD and subject to change. Some deals may expire quickly, so grab them while you can.

Apps Now Free

Power Nocs™: Browse, Edit & Organize [iOS Universal; Now free, down from $93.99] Well integrated with Dropbox, Markdown, and a simple text editor, Nocs makes you love your text files.

Distant Suns: The new way to look at the sky [iOS Universal; Now free, down from $3.99] Distant Suns first put the universe on your desktop. 27 years later it puts the universe in your shirt pocket.

Leafnote [OS X; Now free, down from $9.99] Simple but incredibly useful, Leafnote is a minimal text editor with a twist: the ability to keep multiple documents together as a single project, organized in an easy-to-rearrange tree.

iPIN - Secure PIN & Password Safe [iOS Universal; Now free, down from $93.99] iPIN - and your PINs and passwords are always at hand. Access at lightning speed, as secure as possible and - if you like - also in synch via iCloud at any time on your iPhone, iPod touch, iPad and your Mac OS devices!

New and Notable Apps

Civilization Revolution 2 [iOS Universal; $14.99] The sequel to one of the most successful strategy games on mobile is here! Sid Meier's Civilization Revolution 2 challenges players to build a glorious empire that will stand the test of time.

Updates you don't want to miss

Todoist: To-Do List | Task List [iOS Universal; Free] The perfect to-do list app is there wherever you need it: on your iPhone, iPad, desktop, browser, Gmail, and more. Version 8.4 brings the following changes:

• New: Location Based Reminders!

• Simplified UI for reminders

• Small bug fixes and improvements

Tweetbot for Twitter [OS X; $19.99] Tweetbot is a full-featured Mac OS X Twitter client with a lot of personality. Version 1.6 brings the following changes:

• Support for viewing/posting multiple twitter images (multiple images won't show up in search or streaming timeline until Twitter enables it in the future)

• Instagram videos now marked with play icon

• Various bug fixes