If you are experiencing issues with the latest version of CBSE and NCERT 1-12 books due to bugs or incompatibility with your device, downloading an older version can be a practical solution before the app developer fixes the problem. APKPure offers all of the older versions of CBSE and NCERT 1-12 books that are compatible with various devices and Android systems. Download rollbacks of CBSE and NCERT 1-12 books for Android. All downloads from APKPure are free from viruses and provide a fast, secure way to get the app version history you need.