Performance matters as it has an impact on the reviews your app gets on the Google Play Store. A five-star app is what we want! On a high-end device, your app might be running smoothly without any trouble, but on a user's low-end device, things might look a little bit different. It performs slowly or runs out of memory, resulting in the crashing of that app.
In this chapter, you will learn the following recipes:
Memory profilers and performance tools
Here comes the bad app—performance improvements
Overdraw issues