# Test Your App Under Slow Network Speeds

DevFeed: [Test Your App Under Slow Network Speeds](<https://devfeed.tech/articles/test-your-app-under-slow-network-speeds-21185.md>)

Original publisher: [Read original article](<https://juri.dev/blog/2013/02/test-your-app-under-slow-network-speeds/>)

Published: 2013-01-31T00:00:00Z

Content type: tutorial

Language: en

Sources: [Juri Strumpflohner](<https://devfeed.tech/sources/juri-strumpflohner.md>)

Topics: [Testing](<https://devfeed.tech/topics/testing.md>), [Development](<https://devfeed.tech/topics/development.md>), [web applications](<https://devfeed.tech/topics/web-applications.md>), [Networks](<https://devfeed.tech/topics/networks.md>), [Windows](<https://devfeed.tech/topics/windows.md>)

Tags: [development](<https://devfeed.tech/tags/development.md>), [html5](<https://devfeed.tech/tags/html5.md>), [networks](<https://devfeed.tech/tags/networks.md>), [software-development](<https://devfeed.tech/tags/software-development.md>), [test](<https://devfeed.tech/tags/test.md>), [testing](<https://devfeed.tech/tags/testing.md>), [tool](<https://devfeed.tech/tags/tool.md>), [web-applications](<https://devfeed.tech/tags/web-applications.md>), [windows](<https://devfeed.tech/tags/windows.md>)

## AI overview

This tutorial explains why applications should be tested under different network speeds and shows how to simulate slow modem-like conditions with Fiddler2 on Windows. It also discusses user-perceived responsiveness, mobile connectivity, and bandwidth optimization in web applications.

## Source excerpt

Lorem ipsum dolor sit amet