It's safe to download the app. RDesign is the official developer of Calligraphy which can be found in the Lifestyle category. Over 100 users downloaded and set up the tool and its most recent update was on Oct 13, 2020.
According to the latest information, this application is rated 4.8 on Google Play. Download the free setup package of Calligraphy 6.233 and have a look at users' reviews on Droid Informer. The app runs on Android devices 5.0 and above.