When you install FlexiSPY on a to a phone the size of the software can vary, depending on platform.
When you install the software on to an Android phone there are two things to consider.
When you install the software on to a jailbroken iOS device, the software will take up to 20MB of phone memory.
If you are capturing data such as SMS, Call Logs, Email and Location, this data is also stored on the local phone memory until each time a scheduled transfer occurs into the web account.
Prolonged capturing without an Internet connection to report the data will result in the internal database growing until the connection is restored and it can report the data again, or until capturing is turned off. See the related articles below for more information about turning features on or off from your online portal.