There are in-app purchases and advertisements in the tool. A lot of users installed this application on their Sony and Samsung devices. You are able to download the .apk installer of Sketch 7.9.A.0.2 free of charge and have a look at users' reviews on Droid Informer. This file size doesn't exceed 21 MB and the app runs flawlessly on Android 4.2 and higher.
According to the antivirus report, the app doesn't contain viruses or any kind of malware.
Some users indicate that there are several pluses, they are a nice layout, nice performance, advanced features and great support. From the users' point of view, you can notice such disadvantages of this application as small bugs, annoying ads, annoying notifications and screen freezes.