Yes, 签字-合同文档在线签署软件 is free to download, however it contains in-app purchases or subscription offerings.
Not enough reviews to make a reliable assessment. The app needs more user feedback.
签字-合同文档在线签署软件 has several in-app purchases/subscriptions, the average in-app price is USD 12.49.
To get estimated revenue of 签字-合同文档在线签署软件 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.