Folder Lock

Developer's DescriptionBy NewSoftwaresLock photos, audio, videos, docs, contacts, wallets, voice memos and notes.Folder Lock encrypts your photos, videos, audios, documents, wallet cards, notes and other types of data on your Android phone. Best of all, you have the option to upload locked and encrypted data to your Dropbox account. Additionally, you can lock-down your sensitive Android applications using the app locker. In all, this app is the Swiss army knife for smart phone data privacy.