What's New

• 3D Touch App Menu on 6s devices.
• Dropbox and other bug fixes

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App Description

One of the most powerful calendars on iOS. Advanced views with plenty of options all designed for speed and flexibility.

You wont get this much information at a glance from any other calendar, and adding events in-line allows you to get in and out and on with your busy day.

Based on Extreme Agenda, it gives you the powerful calendar based views you want at a low price, and allows you to purchase the other features of the full Organizer once you need them.

Features Include:

Great Calendaring
• Powerful views including Year, Month, Week, Upcoming Agenda List, and Day.
• Pull Birthdays and Anniversaries from your contacts with pictures.
• Advanced repeating event options.
• Move/Copy Events
• Military time, ISO week, and week start options.
• Uses and expands on your native calendar data.
• Sync like you would with the default calendar(Google, iCloud, Exchange).
• Next month preview option on Month View
• Uses time bars and icons to keep you informed at a glance
• Put event text right on calendar
• Filter events based on iCal calendars.
• Almost 200 professional icons to mark your events
• Natural Language Entry
• Event Templates
• Email Events
• Drag-n-Drop Events

Power and Flexibility
• Universal Support
• TextExpander Support
• Portrait and Landscape Support.
• Retina and iPhone 5 Display Support.
• Background and color theme choices.
• Help System

• Easily upgraded to Extreme Agenda Planner


InApp Purchase

When you are ready to upgrade just pay the difference and your Extreme Calendar becomes Extreme Agenda. Doing so adds powerful contact, task, note, and list views along with search, weather, private filtering, a status coloring choice, and over 800 more icons. And it adds categories for coloring, icons, and advanced filtering.

Otherwise if you want it all now, look for 'Extreme Agenda' in the AppStore.



You can tap-h-hold in the main calendar days and in the time area of the timeline day view for an 'add and paste' toolbar. Copy/Move, used with the paste, are in the toolbar on each event in timeline day.


Tech Support / Reviews

Please email us with feature suggestions, bug reports, or you can't figure something out instead of using the reviews if you are rating low, its not good practice to get what you want. Or find Extreme Agenda on Facebook or give @birdsoft a shout out on Twitter and let us know there!

We address most problems reported right away if they really are problems and will help you find a solution. We also list known problems on our site and how they are being resolved.

If you like the app and it works fine for you and/or we worked to get in the features you requested please leave a review to let people know.

We're working hard to give you everything you want in a calendar.


Get Organized. Go Extreme!

iPhone Screenshots

(click to enlarge)

Extreme Calendar screenshot 1 Extreme Calendar screenshot 2 Extreme Calendar screenshot 3 Extreme Calendar screenshot 4 Extreme Calendar screenshot 5

iPad Screenshots

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Extreme Calendar screenshot 6 Extreme Calendar screenshot 7 Extreme Calendar screenshot 8 Extreme Calendar screenshot 9 Extreme Calendar screenshot 10

App Changes

  • June 15, 2014 Initial release
  • August 01, 2014 Price decrease: $2.99 -> $0.99
  • August 31, 2014 Price increase: $0.99 -> $2.99
  • October 16, 2014 New version 4.25
  • October 16, 2014 Price decrease: $2.99 -> $1.99
  • October 19, 2014 Price increase: $1.99 -> $2.99
  • January 27, 2015 New version 4.27
  • August 21, 2015 Price decrease: $2.99 -> $1.99
  • August 31, 2015 Price increase: $1.99 -> $2.99
  • September 29, 2015 New version 4.31
  • October 13, 2015 New version 4.32
  • October 19, 2015 Price decrease: $2.99 -> $1.99
  • October 20, 2015 Price increase: $1.99 -> $2.99