AppChina is a great alternative to the App Store. It allows you to download and install your favourite apps for free without restrictions from Apple.
The app supports iOS 11, iOS 11.1 and iOS 11.2 so there's no reason for you not to download it. In its vast library are games, apps, tweaks, themes and so much more. There's no need for you to register which means no personal information is involved here.
How to install AppChina without jailbreak
Here is a detailed guide on how to download and install AppChina on iOS devices with jailbreaking them:
Step 1: Open the web browser on your phone and copy and paste the URL ios.appchina.com into the address bar.
Step 2: Click on the blue bar to navigate and proceed to Settings. On the top right side, you should see the Install button.
Step 3: Click on it and Install again once there's a pop-up. Click Done to continue the process.
Step 4: The installation process will begin and it might take a few minutes to complete. Once installed, go to your phone's home screen and find the app.
Step 5: Launch the app and go to Settings > General > Profile > Trust the developer.
You can now begin to install desired apps. Enjoy AppChina on your device!