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Recommended free calendar software program for Windows - Efficient Calendar Free

Efficient Calendar Free is a convenient free calendar software program for Windows that displays your daily events and reminds you of upcoming tasks. It is a combination of calendar and task tracking system with project management and To-Do lists.

  • To-Do List and Task Manager
  • Powerful Document Editor
  • Recognition from Authoritative Software Editors
  • Main Holidays Can Be Imported at Any Time
  • Security Information
  • Time Management
  • Lightweight
  • Pro Edition Available

Latest Version: 5.60 Build 556
Price: Free
Requirements: Windows 10/8/7/XP/Vista, Android, iOS
Languages: English, Thai, Greek, Farsi, Ukrainian, Dutch, Danish, Traditional Chinese, Finnish, Bulgarian, Polish, Turkish, Indonesian, German, Swedish, Armenian, Italian, Japanese, Czech, Hungarian, Portuguese, Arabic, French, Russian, Croatian, Simplified Chinese, Norwegian, Slovenian, Spanish, Korean, Lithuanian

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Other free calendar software for Windows provided by Efficient Software

Efficient Calendar $34.95

Looking for a planning program? Efficient Calendar, a simple, user-friendly and flexible product, will be your best choice. Read More...


EfficientPIM Free Free

Manage your personal and professional information with the user-friendly free organizer software product. Read More...


Efficient Man's Organizer Free Free

Efficient Man's Organizer Free is a powerful getting things done freeware program for managing your life. Read More...


Efficient Lady's Organizer Free Free

Efficient Lady's Organizer Free is a powerful personal information manager that can help you manage your business and private life. Read More...

Choose the right program for yourself:

Efficient Man's/Lady's Organizer FreeEfficientPIM FreeEfficient Calendar Free
Customizing Task Labels
Organizing Your Information by Hierarchical Grouping
More Special Interface Styles Designed for Men/Women
Built-in editors similar to MS Word for writing diary entries
Notes Management
Multiple Interface Styles
Unlimited Number of Information Management
Reminder & Calendar & Time Management
Sounds Good?Efficient Man's/Lady's Organizer FreeEfficientPIM FreeEfficient Calendar Free
PriceFreeFreeFree
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Testimonials & Reviews

"Summary: Efficient PIM V1.62 has tremendous power and efficiency but at the same time however, the software is superbly intuitive, easy to use, andvery user friendly. Efficient PIM brings entirely new levels of information and contact management to your business and personal realms within just a few clicks of a mouse. I highly recommend this product and issue Efficient PIM V1.62 a 5 star rating in the 2008 PC User Group Awards."

- PC User Group


"In short, Efficient calendar Free is a wonderful application to organize your life, which definitely deserves a try."

- Software Informer


"I recently downloaded the free efficient calendar and absolutely love it."

- Julie Parlett, January 2012


"What was the biggest influence on your decision to purchase Efficient Calendar? My answer: Your description, cost, and ease of use. I hope it works. Please write down your comments on Efficient Calendar. My answer: I just looked at it and it seems easy to use."

- Arthur Rose, February 2012

For Home
Efficcess
Efficient Address Book
Efficient Diary Pro
Efficient Calendar
Efficient To-Do List
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For Business
Efficcess Network
Efficient Address Book Network
Efficient Calendar Network
Efficient To-Do List Network
Efficient Reminder Network
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