According to the antivirus report, this application doesn't contain viruses or any kind of malware. HIJRAH Insani is the developer of the app which can be found in the Educational category. Google Play displays that Adzan is rated 4.6 by its users.
The tool was downloaded and installed by over 1K users and its latest stable update was on Sep 8, 2020. There are ads in this application. You can get the .apk installer of Adzan 1.0 for free and have a look at users' reviews on Droid Informer. The file size doesn't exceed 28 MB and the app can be launched flawlessly on Android 4.1 and above.