No tech aplikací je plno,ale za mě je tato dobrá. https://play.google.com/store/apps/details?id=com.symantec.applock&hl=cs&gl=US&referrer=utm_source%3Dgoogle%26utm_medium%3Dorganic%26utm_term%3Dnorton+lock+app&pcampaignid=APPU_1_2SwPYOK3EPKqrgSX3L2wCQ
poradna.net poradna.net
