What are some alternatives?
When comparing E-Robot and Sikuli, you can also consider the following products
Tasker - Tasker is an application for Android which performs Tasks (sets of Actions) based on Contexts...
AutoIt - Other Articles You May Like AutoIt Script Editor AutoIt Downloads AutoIt Scripting Language
Automate - Automate various tasks on your Android smartphone or tablet.
AutoHotkey - Free keyboard macro program. Supports hotkeys for keyboard, mouse, and joystick. Can expand abbreviations as you type them (AutoText).
MacroDroid - MacroDroid - Automation for your Android Device
TinyTask - TinyTask provides quick and easy automation by recording-playback.