How to limit speed of internet connection on Android emulator?

Question

I need to test app for work with slow internet connection. How to simulate slow internet connection on Android emulator?

Answer 1

For Android Studio projects you can do the following:

If you need to change net speed temporarily, then on an emulator toolbar, click three dots (settings), go to Cellular tab and configure the network speed there. You need to have a recent Android Tools.

If you want to set this speed permanently for some emulator image:

1. Open menu Tools -> Android -> AVD Manager
2. Select/create your emulator avd image, click Edit
3. Click Show Advanced Settings button

4. Set the desired net speed

   Speeds for reference in increasing kbps:

                           UP       DOWN                   -------- ---------- gsm   GSM/CSD         14.4       14.4 hscsd HSCSD           14.4       57.6 gprs  GPRS            28.8       57.6 umts  UMTS/3G        384.0      384.0 edge  EDGE/EGPRS     473.6      473.6 hsdpa HSDPA         5760.0   13,980.0 lte   LTE         58,000.0  173,000.0 evdo  EVDO        75,000.0  280,000.0 full  No limit           ∞          ∞ 

5. Re-launch the emulator

OLD ANSWER (obsolete)

If you are working in Eclipse, go to Run->Run Configurations, select your run configuration and then go to "Target" Tab. There you will find a "Network Speed" combobox (under the "Emulator Launch Parameters" section).

If you are running emulator from command line, then you can use "-netspeed" cmd line parameter (run emulator -help-netspeed for overview of possible options)