App Santa is back! Popular iOS, Mac apps on sale for limited time

For the past few years, a group of independent developers have put their apps on sale leading up to Christmas Day.

For 2015 installment of App Santa, there's 26 popular apps for iOS and OS X discounted up to 80 percent off the normal price.

All participating apps should reflect the price change by 10 a.m. PT, 1 p.m. ET as of today, December 22. You'll need to be quick, however, as the apps will return to regular prices at 12:01 a.m. PT, 3:01 a.m. ET on December 26, the day after Christmas.

Below is a list of apps with the original pricing, and the new App Santa pricing in dollars. The prices will vary based on your region, with Perfect Weather being the only app limited to the U.S.

• Calendars 5 (iOS): Smart calendar client for your iPhone and iPad. $6.99 -> $2.99
• Clear (Mac): Simplify your life. $9.99 -> $5.99
• Clear (iOS): Simplify your life. $4.99 -> $2.99
• Day One (Mac): Record life as you live it. $9.99 -> $6.99
• Day One (iOS): Record life as you live it. $4.99 -> $0.99
• Deliveries (Mac): Track all your packages so you never miss a delivery. $4.99 -> $2.99
• Deliveries (iOS): Track all your packages so you never miss a delivery. $4.99 -> $2.99
• Drafts 4 (iOS): Drafts, where text starts on iOS. $9.99 -> $4.99
• Group Text+ (iOS): Quickly create and send text messages. $3.99 -> $0.99
• Launch Center Pro (iOS): Launch actions, not just apps. $4.99 -> $1.99
• PCalc (Mac): A powerful scientific calculator. $9.99 -> $6.99
• PCalc (iOS): A powerful scientific calculator. $9.99 -> $6.99
• PDF Expert (iOS): Superb PDF viewer and editor. $9.99 -> $4.99
• Pennies (iOS): Your money. Made simple. $3.99 -> $1.99
• Perfect Weather (iOS): A beautifully balanced view of the weather. $2.99 -> $0.99
• Scanner Pro (iOS): Turn your iPhone or iPad into a portable scanner. $6.99 -> $0.99
• Screens (Mac): Connect back to your computer from anywhere in the world. $29.99 -> $19.99
• Screens (iOS): Connect back to your computer from anywhere in the world. $19.99 -> $13.99
• Soulver (Mac): Soulver is a notepad calculator, great for quick calculations. $11.99 -> $6.99
• Soulver (iOS): Soulver is a notepad calculator, great for quick calculations. $4.99 -> $0.99
• Star Walk (iOS): An interactive astronomy guide for iPhone that shows celestial objects. $2.99 -> $0.99
• Star Walk HD (iOS): An interactive astronomy guide for iPad that shows celestial objects. $2.99 -> $0.99
• Terminology (iOS): Terminology, a browser for the English language. $2.99 -> $0.99
• TextExpander touch (iOS): Typing shortcut utility that saves time and keystrokes. $4.99 -> $2.99
• Tweetbot for Mac (Mac): An award-winning Twitter client for the Mac. $9.99 -> $6.99
• Vee for Video (iOS): Create beautiful videos with an entirely new way to shoot, edit and share. $4.99 -> $1.99