Make Case Simulator Game For FREE

Create an Android Case Opener app with custom items without coding!

Make your own case simulator app for Android in less than 10 minutes. Engage gamers all over the world with cool items, guns, cases for popular games like Standoff 2, CS Go, Fortnite, etc. No coding is required. 

make case opener game

Custom Case Items

Make a case opener game app with custom items – answers. Let your users simulate opening cases, boxes, and chests with guns and other assets. You can upload over 100 items for popular shooting and other game models. 

Free and No-Code Making

Making a case opener game for Android is free and doesn’t require coding. We don’t charge you for making a game! And it takes around 10 minutes to make an app from scratch just by uploading the images. 


Publish on Google Play

Share your case opener app on the biggest app market – Google Play. You can publish the case simulator within seconds after making it. The apk is prepared for your distribution with no hidden charges for that.

Make Case Simulator App with Features

make case opener game

Custom Cases, Skins, Items

Upload your own design of items and guns. Find the inspiration in your favorite games!

Multiple Categories

You can upload over 100 custom items in different categories: common, uncommon, legendary, rare and exceedingly rare skins.

Item Prices

Set prices for items in the cases. Let your users collect and sell them.

App Monetization

Join the app monetization program to make money with banner ads in the case simulator app.

How to Make a Case Simulator App for Free?

7 steps to build a case opener game for Android

  • 1
    Open the Case Simulator App Template
    Click on "Create App Now" button or visit, open the "Case Simulator" app template.
  • 2
    Add Lists of Items
    There are 5 types of skins: common, uncommon, rare, legendary, and exceedingly rare. They have different prices and different chances to be opened. Name each list and upload the images.
  • 3
    Upload Items
    Upload skins and items to each of your lists. You should add images, names and prices. Use PNG images for better quality.
  • 4
    Customize the App Design
    Choose the navigation style, upload a background image, choose skin colors. Additionally, you can upload custom sounds.
  • 5
    Name your App
    Submit the name of your app. Don't forget to use the relevant keywords to your case opener to make it visible on Google Play.
  • 6
    Submit an Icon
    Submit a game app icon or you use the default one.
  • 7
    Publish App on Google Play​
    Ready! Publish the case simulator app on Google Play and share the app among your friends and other gamers!

Make a Case Simulator in less than 15 minutes!

Create a case opener game with rare skins for your favorite games! 

Find a niche for your case opener app to make it exciting. There are popular case simulators for games like Standoff 2, CS GO, Fortnite, Brawl Stars, Modern Ops, Clash Royal, and others. You can make a game for one of them or for something unique and less competitive. Maybe it won’t even be a shooting game? Think outside the box to get the attention of gamers all over the globe.

Create a Case Opener for Android NOW!

AppsGeyser - Free Case Opener Maker

Making, downloading and sharing case Opener apps is free!

Case Opener Maker – is a free web platform to build Android case simulator apps without coding. To create a case opener with your own skins and items, you need to fill the online by uploading images. Additionally, there are over 30 free app templates for business, education or gaming. 

Benefits of Making a Case Opener App

Case Simulators are the most popular type of mobile app add-ons to world-famous games. They simulate the process of getting rare or unique items for the games. With the right approach, you can gain thousands of users just because of the popularity of some games. Standoff 2 has over 1 mln users! And most of them are looking for interesting additions to their favorite game. Other than bringing fun and joy to users, you can monetize the app. Join the monetization program to make money with the case opener app for Android. The more users open cases, the more you earn. 



Case Openers Created Already

Top Asked Questions

How to create a case opener for the game?​

To create your own case opener for any game, go to the Case Simulator App Template on AppsGeyser's App Builder. Submit images of skins and items, customize the app design, name the app, upload the icon. Your case opener is ready!

How to make a case simulator for Android without coding?​

To make an Android case simulator without coding, you need to use the free Case Simulator App Template on Upload custom content with cases, items, skins and fill the online form on the page to build an app with no coding.

How many skins or items can I add to the Case Simulator?

You can add over 500 skins and items to your case simulator app with AppsGeyser free app template. Group your questions into different categories - common, uncommon, rare, legendary, and exceedingly rare.

Is it free to make a case opener app?​

Yes, it's free to build a case opener game on AppsGeyser. You only need to open the free app template and follow the step-by-step guide. No hidden charges.

Can I edit items and skins after making the case simulator app?​

Yes, you can edit cases, skins, items, prices and other content in the "Edit" menu on your Dashboard.

Can I make case simulator apps for many games?

Yes, you can create as many case simulator apps as you want. It's completely free.

How long does it take to make a case simulator from scratch??​

It takes 10 minutes to make a case simulator if you have all content prepared: images for skins. It may take a bit longer if you have no images and have to search for them.

Do I need app making software to create a case opener?

No. Making a case opener with AppsGeyser doesn't require any software. You can make all apps online just by using the browser from PC, tablet or mobile phone.

Can I monetize a case simulator app?​

Yes. Join the Monetization program on AppsGeyser Dashboard. This way you will be able earn up to $1000 / month by showing the advertising (banner and rewarded ads).

What other Android games can I create?​

You can find around 35 app templates for no-code app and game development on AppsGeyser. You can make Android games like word search, puzzle, 2048, quiz, find the pair and other. Visit for more information.

Why should I make mobile games on AppsGeyser?​

AppsGeyser is a simple-to-use and free app builder with no hidden charges. You don't need to know how to use drag-and-drops. To make apps you need just to fill the forms. Building apps, getting your APK files is free of charge.

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