The download of the app is 100% safe. Qstamp was originally designed by Websource Solution Sthlm AB and it refers to the Lifestyle category. Over 10K users set up the tool and its latest update was released on Nov 13, 2019.
The average score for this application is 2.9 on Google Play. Take the opportunity to get the setup package of Qstamp 2.0.7 for free and have a look at users' reviews on Droid Informer. The app is designed for Android 4.0.3 and above.