Aptare Tecnologia is the creator of SimpleX that can be found in the Business category. The most recent update was on Sep 5, 2020 and the tool was downloaded and installed by over 5K users. People rated this application 3.5 on Google Play.
You are able to get the setup package of SimpleX 2.92 for free and have a look at users' reviews on Droid Informer. The app requires Android 4.4 and above. The app is completely secure to download.