How to Install CatMouse APK on FireStick (May 2022)


This is a step-by-step guide on how to install CatMouse APK on FireStick, Fire TV 4K, and Android TV.

CatMouse app streams the latest Movies and TV Shows for free. It provides lots of neatly sorted entertainment from its vast library with a resolution quality of up to 1080p.

One would think that with such high resolutions, the app would take up a lot of space on your FireStick, but CatMouse is a uniquely designed app that takes little space but with fast streaming.

Among other things, it also contains the most popular content which is constantly being updated. It is strictly advised that you use a VPN on your FireStick device.

Our Recommended VPN – ExpressVPN


ExpressVPN is our recommended choice because it completely hides your IP address and keeps your online identity anonymous while you watch free Content on CatMouse.

Get ExpressVPN today to enjoy 3 extra months free. It also offers a 30-day money-back guarantee policy that allows you to access all features risk-free for 30 days

Try ExpressVPN

Legal Copyright Disclaimer: FIRESTICKHACKS does not verify if apps, websites, or services hold a legal/official licensing of the media content that they stream. We DO NOT own, operate, or re-sell streaming sites, app, or services NOR it is administered or hosted by FIRESTICKHACKS.

How to Install CatMouse APK on FireStick

CatMouse is a free app and that makes it important for you to install and use ExpressVPN on FireStick. Once you do that, connect to one of its servers and start streaming free content.

Step 1: Open Firestick Home


Step 2: Click on the Settings icon


Step 3: Select My Fire TV


Step 4: Choose Developer Options


Step 5: Click on Apps from Unknown Sources


Step 6: Click on Turn On


Step 7: Navigate back to the home page and select the Find menu


Step 8: Click on the Search option


Step 9: Type “Downloader” and select it from the list


Step 10: Select the Downloader icon


Step 11: Click on “Download” and wait for the app to install


Step 12: Wait until the download is completed


Step 13: Click on Open to run the Downloader app


Step 14: Once the downloader opens, click on Allow


Step 15: A prompt will be displayed, click OK


Step 16: By default Home tab would be open with a text box displayed on the right side


Step 17: Type the URL and click GO

Note: The referenced link is the official URL of this app/website. FIRESTICKHACKS do not own, operate, or re-sell any app, streaming site, or service and has no affiliation with their developers.


Step 18: Now wait while the CatMouse APK download


Step 19: Once the download is complete, click Install


Step 20: Now select ‘Done’ to complete the process


Step 21: Press Delete


Step 22: Press Delete again to confirm


Try ExpressVPN

How to Use CatMouse App on FireStick

Before you start streaming on the CatMouse App, you should install ExpressVPN on Fire TV. This will help you hide your original IP address and keeps your traffic anonymous.

To open the CatMouse app, long-press the Home button on your remote and then click on Apps. Here you will find recently downloaded apps, so click on CatMouse.

Once it opens, click Allow if it asks your permission, and then if there’s any update it will ask to click update.


Click OK if it asks you to changelogs. Now, you will have to choose your default browse. I would suggest you install MX Player on FireStick.


You will now finally see the interface of CatMouse app.


Try ExpressVPN

Accessing CatMouse APK with a VPN

As I’ve discussed many times before, it is always recommended to use a VPN whenever you stream free content on firestick through third-party apps.

It is important to choose the right VPN as well but also affordable.

Follow these steps to install ExpressVPN:

  • First, you will need to subscribe to  ExpressVPN 
  • Open FireStick Home and click on the Search icon that you see at the top-left corner
  • Now you need to type ExpressVPNand click on the search result that appears
  • Select ExpressVPN app from the list of apps that appear
  • Click on Download and then Open the ExpressVPN app
  • Once it opens, enter Username/Password and connect to any server. Once connected, start streaming Movies/TV Shows from CatMouse APK.


How to Use Real Debrid with CatMouse APK

For more streaming links and in HD quality, you can use a premium service called Real-Debrid which is extremely cheap.

It will add high quality streaming links so you don’t have to face any kind of buffering issues.

Before you set up Real Debrid on CatMouse APK, make sure your VPN is turned OFF. Once the setup is completed, you can turn it back on.

1. Register with Real Debrid

2. Open CatMouse app and then click on Settings or 3 horizontal-shaped lines icon


3. Click on Settings


4. Select Login to Real Debrid


5. A code will be provided to you. Note down that code


6. Open on any of your devices. Enter that code and click Continue


7. Once the code is approved, go back to the FireStick device and it will say Real Debrid Authorized.


CatMouse APK Alternatives

Here are some of the alternatives to this app that also streams free movies and TV shows:

There are plenty of other Fire TV Stick apps that show Live TV, Movies, TV Series, and more. But before you install them always remember that you need the best VPN for FireStick to remain anonymous while streaming.

Frequently Asked Questions

Is CatMouse any good?

CatMouse has been around for a while now and is performing really well because it fetches some good streaming links. It is a clone of Terrarium TV and so far has been truly met with expectations.

Should I need a VPN for CatMouse?

It is not compulsory to use a VPN with this app but using it will prevent any data or IP leak. If your ISP knows that you’re streaming free content, it could get you in trouble. A VPN prevents that from happening by hiding your IP address.


CatMouse APK is a nice replacement for Terrarium TV because of the amount of great streaming links and the use of a Real Debrid service.

It even streams Movies and TV Shows that go up to 1080p which is extremely rare in these free apps.

This guide is a source to install CatMouse on FireStick, but be sure to use a VPN such as ExpressVPN before streaming.

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