Flutter app available on Google Drive ( including pre-compiled apk )
Google Drive link --> https://drive.google.com/file/d/1BfcHeN-VkCMH8cIUsHGkNrIL8pwXfm5H/view?usp=sharing (2.33 GB)
No need for a rooted cellphone just disable Google play store, install the apk and reactivate Google play store.