Skype does not have an obvious option for deleting call history and chat history. So, some of you might want to know how to delete Skype chat history as well as call history from your Android phone.
How to delete call & chat history in Skype for Android
Run Skype and tap on the ‘Recent’ icon on the main screen. It will shows you a list of your recent calls and IMs history along with details about the call and an excerpt of the text message.
To delete a call or chat history, long-press on the contacts name in the history window. It’ll popup a menu.
Choose ‘Close conversation’ in the menu to delete the conversation. You need to delete each individual chat record one by one.