Would like to know more about your application.
It would be great if yu help us by providing more details regarding encryption (Alogrithm, Technique, if any decided)
Also, Would need your source code (obviously).
8 Years of experienced Android developer who is proficient in Android Studio, Java, Kotlin, XML, etc would be assigned to you to help you develop your application as per as your requirements and need.
I'm part of an 18-year-old, ISO certified, and award-winning offshore development center specializing in mobile apps since 2010. High-quality performance and quick turnaround are guaranteed at an affordable rate.
We are a white-label service provider where we commit our clients to provide all Graphics, Source code, and related content as it's their property. They can utilize it even when they plan to scale or need some upgrades etc.
A healthy discussion may lead us to the next level. I look forward to hearing from you
Regards,
Sapphires