One Cleaner - Clean Antivirus is a free Android phone cleaner developed by One Cleaner Dev. It offers two main functions: junk cleaner and antivirus. The app is designed to help users analyze their phones and remove junk, residual, cache, obsolete apks, and temp files. Additionally, it provides a virus scanning feature to protect phones from viruses.

The junk cleaner function is easy to use and efficient. It helps users free up space on their phones by removing unnecessary files. The app also provides a detailed analysis of the phone's storage, allowing users to identify and delete large files easily. In terms of the antivirus feature, it scans and removes viruses quickly and effectively.

Overall, One Cleaner - Clean Antivirus is a useful utility tool for Android users. Its simple interface and easy-to-use features make it an excellent option for those looking to keep their phones clean and free from viruses. However, the app lacks some advanced features, such as app management and battery optimization, which can be found in other phone cleaner apps.