Cal - Calendar by Any.do

Allows the app to create network sockets and use custom network protocols. The browser and other applications provide means to send data to the internet, so this permission is not required to send data to the internet.

Allows the app to control the vibrator.

Allows the app to send sticky broadcasts, which remain after the broadcast ends. Excessive use may make the device slow or unstable by causing it to use too much memory.

Allows the app to read all calendar events stored on your device, including those of friends or co-workers. This may allow the app to share or save your calendar data, regardless of confidentiality or sensitivity.

Allows the app to add, remove, change events that you can modify on your device, including those of friends or co-workers. This may allow the app to send messages that appear to come from calendar owners, or modify events without the owners' knowledge.

Allows the app to access the phone features of the device. This permission allows the app to determine the phone number and device IDs, whether a call is active, and the remote number connected by a call.

Allows the app to read the sync settings for an account. For example, this can determine whether the People app is synced with an account.

Allows the app to read personal profile information stored on your device, such as your name and contact information. This means the app can identify you and may send your profile information to others.

Allows the app to get the list of accounts known by the device. This may include any accounts created by applications you have installed.

Allows the app to read data about your contacts stored on your device, including the frequency with which you've called, emailed, or communicated in other ways with specific individuals. This permission allows apps to save your contact data, and malicious apps may share contact data without your knowledge.

Allows the app to have itself started as soon as the system has finished booting. This can make it take longer to start the device and allow the app to slow down the overall device by always running.

Allows the app to view information about network connections such as which networks exist and are connected.

Allows the app to write to the USB storage.

Allows the app to get your approximate location. This location is derived by location services using network location sources such as cell towers and Wi-Fi. These location services must be turned on and available to your device for the app to use them. Apps may use this to determine approximately where you are.

Allows the app to retrieve information about currently and recently running tasks. This may allow the app to discover information about which applications are used on the device.

Allows an app to read the sync stats for an account, including the history of sync events and how much data is synced.

Allows an app to modify the sync settings for an account. For example, this can be used to enable sync of the People app with an account.

Allows the app to draw on top of other applications or parts of the user interface. They may interfere with your use of the interface in any application, or change what you think you are seeing in other applications.

Allows the app to expand or collapse the status bar.

Allows the app to disable the keylock and any associated password security. For example, the phone disables the keylock when receiving an incoming phone call, then re-enables the keylock when the call is finished.

Allows the app to request authentication tokens.

Allows the app to read the contents of your USB storage.