QR Wallet: Health Certificate is a free Android app developed by RakiSoft. It is a simple app that allows users to digitize and save their QR codes on their smartphones. This app is ideal for those who are tired of looking for their QR codes and forgetting where they saved them.

With this app, users can scan the QR code, give it a name, and save it. The app allows users to view the saved QR codes again, visit the website, share Wi-Fi passwords, and contact information, among others. This is a great feature for those who frequently need to access their QR codes for different purposes.

Overall, QR Wallet: Health Certificate is a useful app for anyone who needs to store and access their QR codes quickly and easily. The app is user-friendly and straightforward, making it an excellent choice for those who are not tech-savvy.