aCalendar vs DroidRef

Professional comparison and analysis to help you choose the right software solution for your needs.

aCalendar

DroidRef

aCalendar vs DroidRef: The Verdict

⚡ Summary:

aCalendar: aCalendar is an open-source calendar and scheduling application for Android. It features a simple interface for managing events, reminders, and tasks. Syncs with various services like Google Calendar.

DroidRef: DroidRef is a free online Android reference guide that provides detailed information on Android APIs, Intent filters, permissions, samples, guides and tools. It allows developers to easily look up Android platform features to build their apps.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature	aCalendar	DroidRef
Sugggest Score	—	—
Category	Office & Productivity	Development
Pricing	Open Source	Open Source

Product Overview

aCalendar

Description: aCalendar is an open-source calendar and scheduling application for Android. It features a simple interface for managing events, reminders, and tasks. Syncs with various services like Google Calendar.

Type: software

Pricing: Open Source

DroidRef

Description: DroidRef is a free online Android reference guide that provides detailed information on Android APIs, Intent filters, permissions, samples, guides and tools. It allows developers to easily look up Android platform features to build their apps.

Type: software

Pricing: Open Source

Key Features Comparison

aCalendar Features

Month, week, day, agenda views
Recurring events
Reminders and alarms
Synchronization with Google Calendar
Integration with contacts
Multiple calendar support
Event sharing via SMS, email
Search events
Customizable widgets
Multiple color themes

DroidRef Features

Provides detailed information on Android APIs
Includes Intent filters
Lists Android permissions
Provides code samples
Includes developer guides and tools
Allows looking up Android platform features

Pros & Cons Analysis

aCalendar

Pros

Open source
Simple and easy to use
Good integration with Android
Syncs with Google Calendar
Basic features for free

Cons

Limited features compared to proprietary options
No support for iOS or web
Sync issues reported
Development seems stagnant

DroidRef

Pros

Free to use
Comprehensive Android reference
Saves time looking up Android docs
Well organized and searchable
Frequent updates
Beginner friendly

Cons

Limited offline access
Less detailed than official docs
Not ideal for advanced developers
Lacks some newer Android features
No user customization

Pricing Comparison

aCalendar

Open Source

DroidRef

Open Source

Related Comparisons

Microsoft Office Outlook

vs aCalendar vs DroidRef

PureRef

vs aCalendar vs DroidRef

Google Calendar

vs aCalendar vs DroidRef

BeeRef

vs aCalendar vs DroidRef

RefCanvas

vs aCalendar vs DroidRef

Kuadro

vs aCalendar vs DroidRef

Learn More About Each Product

Reviews, pricing & alternatives →

Reviews, pricing & alternatives →

Ready to Make Your Decision?

Explore more software comparisons and find the perfect solution for your needs

aCalendar Alternatives

DroidRef Alternatives

Browse More Software