What are some alternatives?
When comparing Android Survey Developer and Evothings, you can also consider the following products
SimPholders - A small utility for fast access to your iPhone simulator apps.
IBM MobileFirst - IBM MobileFirst provides enterprise mobility solutions.
B4X - Cross platform development tools for native iOS, Android, desktop and server applications.
React Native Starter - React Native Starter is mobile application template built with React Native that contains essential components for all mobile apps.
Launchkit - LaunchKit is a collection of simple, useful tools for people who create mobile apps.
Genymotion - This is an Android emulator for your computer.