Users don’t like to wait. They don’t (and shouldn’t) care about what does an app need to initialise, they just want to accomplish their task as quickly as possible. Your application should start almost instantaneously, its interface should be buttery smooth. The app performance is one of the key advantages in the competitive software market. As developers, we also want to be proud of the apps we w
![iOS App Performance: Instruments & beyond](https://cdn-ak-scissors.b.st-hatena.com/image/square/ac1a44facd00038634a0fb1d57a91fc8290599b3/height=288;version=1;width=512/https%3A%2F%2Fmiro.medium.com%2Fv2%2Fresize%3Afit%3A804%2F1%2AL_TETPO7fs0L63Em6zzDbA.png)