Cercube 5 free app, watch YouTube on iPhone without ads, support background and standby playback, video and music downloads

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May 15, 2025

Cercube 5 is a free app that allows iPhone to watch YouTube videos. Not only does it not show any ads, but it can also play in the background. It can even download videos and music without any problem, just like YouTube Premium permissions. Of course, such a powerful It is impossible for apps to be put on the App Store. In the past, if you want to install such third-party apps, you need to jailbreak, but now you only need to use an AltStore to achieve it. Let me teach you how to use it.

AltStore + Cercube 5 usage tutorial

First, you need to install AltStore through a computer, either Windows or Mac. I will take Windows as an example below. In addition, during the installation of these two Apps, you also need to Enter your Apple ID. This is mainly for developer authentication. Although AltStore claims that they will never record anything, those who are worried are advised to enter another Apple ID that is not in use. It does not matter if it is different from the Apple ID used to log in to the iPhone. It can be installed just like the actual test.

Turn on the computer, click me to enter the AltStore website, and download your operating system version:

Just keep pressing Next during the installation process:

It will need to be paired with the iCloud tool. My computer has not installed it, so this message pops up. Click Download and the download will start:

After iCloud is installed, connect the iPhone to the computer, then find the AltStore icon in the lower right corner, Install You should see your iPhone in AltStore, click Install:

You will need to enter your Apple ID at this time. It is recommended to use an Apple ID you are not using:

After the authentication is completed , AltStore will start to install:

Then you can find AltStore on the iPhone screen, but you can't open it at first, and there will be a message that the developer has not been trusted, and the developer's name is your Apple ID account:

Please open iOS Settings, go to General –> Profiles and Device Management, click on the profile of your Apple ID account:

After selecting Trust, you can open it normally:

As shown in the picture below, however, Cercube 5 is not listed there. You need to go to another website to download the installation file:

Click me to go to the download page of Cercube 5. Scroll down and you will see Download IPA. Click Download File on the next page:

Click to download:

After the download is complete, open the AltStore App, enter the My Apps menu and click the + in the upper left corner to select the IPA you just downloaded File. During the installation process, the iPhone needs to be continuously connected to the computer, remember not to unplug it:

At this time, you will need an Apple ID. It is also recommended to enter the account you are not using:

Wait for a few minutes. The installation is complete:

You will see a new YouTube App on the main screen. The upper one in the picture below is the Google official one, and the lower one is the YouTube App of Cercube 5:

After opening it , you can start enjoying the ad-free YouTube experience! Although there are no ads when watching videos or on YouTube pages, there will still be a small ad at the bottom of the App, but it will not affect the user experience:

If you want to download YouTube videos or music, a Cercube download icon will appear below:

This function requires a login account to use, a free account is also acceptable. Click Proceed –> Login now, you can see it below Sign up Registration:

After registration is completed, log in:

You can choose the format to download. The video is supported up to 1080p:

Tested standby playback and background playback are no problem. :

Supplementary information

AltStore download page: click here to go

Cercube 5 download page: click here to go

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