# How Firebase Performance Monitoring optimized app startup time

DevFeed: [How Firebase Performance Monitoring optimized app startup time](<https://devfeed.tech/articles/how-firebase-performance-monitoring-optimized-app-startup-time-16429.md>)

Original publisher: [Read original article](<https://firebase.blog/posts/2022/03/how-firebase-performance-monitoring-optimized-app-startup-time>)

Author: Viswanathan Munisamy

Published: 2022-03-09T00:00:00Z

Content type: article

Language: en

Sources: [Firebase Blog](<https://devfeed.tech/sources/firebase-blog.md>)

Topics: [Firebase](<https://devfeed.tech/topics/firebase.md>), [Android](<https://devfeed.tech/topics/android.md>), [Mobile](<https://devfeed.tech/topics/mobile.md>), [App](<https://devfeed.tech/topics/app.md>), [Code](<https://devfeed.tech/topics/code.md>), [configuration](<https://devfeed.tech/topics/configuration.md>)

Tags: [android](<https://devfeed.tech/tags/android.md>), [app-quality](<https://devfeed.tech/tags/app-quality.md>), [app-startup](<https://devfeed.tech/tags/app-startup.md>), [article](<https://devfeed.tech/tags/article.md>), [code](<https://devfeed.tech/tags/code.md>), [configuration](<https://devfeed.tech/tags/configuration.md>), [cpu](<https://devfeed.tech/tags/cpu.md>), [dependencies](<https://devfeed.tech/tags/dependencies.md>), [firebase](<https://devfeed.tech/tags/firebase.md>), [measurement](<https://devfeed.tech/tags/measurement.md>), [metrics](<https://devfeed.tech/tags/metrics.md>), [mobile](<https://devfeed.tech/tags/mobile.md>), [network](<https://devfeed.tech/tags/network.md>), [optimization](<https://devfeed.tech/tags/optimization.md>), [performance](<https://devfeed.tech/tags/performance.md>), [performance-monitoring](<https://devfeed.tech/tags/performance-monitoring.md>), [tool](<https://devfeed.tech/tags/tool.md>)

## AI overview

This article explains how Firebase Performance Monitoring measures Android application cold-start performance, including startup time, initial display, CPU and memory impact, and network requests. It describes the library's startup tasks and suggests comparing app versions with and without the library to measure its effect.

## Source excerpt

Mobile users expect their apps to be fast and responsive, and apps with a slow startup time, especially during coldstart, can leave them feeling...