98198cd2-4e5a-4ebd-a7d2-ca146408343d20211116090353668naun:naunmdt@crossref.orgMDT DepositInternational Journal of Applied Mathematics and Informatics2074-127810.46300/91014http://www.naun.org/cms.action?id=3064319202131920211510.46300/91014.2021.15https://www.naun.org/cms.action?id=23306ÁlvaroSantosCoimbra Institute of Engineering, Coimbra, PortugalJoãoGomesCoimbra Institute of Engineering, Coimbra, PortugalAnabelaGomesCoimbra Institute of Engineering, Coimbra, PortugalAnybody can question the advantages of a kid having and starting to use a mobile phone. Nevertheless, from a certain age parents consider the use of mobile phones by kids quite useful. The mobile phone allows an easy communication between parents and children and permits child control. Furthermore, nowadays some Android smartphones have affordable prices that can bring new technologies and other opportunities to this domain. In this paper we present a system, that includes several new easy to use applications but with a set of advanced parent control features, to adapt the phone for child use and to minimize the risks.1116202111162021727712https://www.naun.org/main/UPress/ami/2021/a242013-012(2021).pdf10.46300/91014.2021.15.12https://www.naun.org/main/UPress/ami/2021/a242013-012(2021).pdfStatCounter, “Top 8 Mobile Operating Systems from December 2008 to December 2012,” retrieved December 16, 2012, from “StatCounter Global Stats”: http://gs.statcounter.com/#mobile_os-ww-monthly200812-201212 10.1332/policypress/9781847428837.003.0022G. Stald and K. Ólafsson, “Mobile access: different users, different risks, different consequences?,” in Children, Risk and Safety on the Internet: Research ans Policy Challenges in Comparative Prespective, S. Livingstone, L. Haddon and A. Gorzig, Eds. London:Policy Press, 2012, pp. 285–296. Google, “Google Play,” retrieved December 16, 2012, from: http://play.google.com Android Does, “Apex Launcher,” retrieved December 16, 2012, from “Google Play”: https://play.google.com/store/apps/details?id=com.anddoes.launcher AnderWeb, “ADW.Launcher,” retrieved December 16, 2012, from “Google Play”: https://play.google.com/store/apps/details?id=org.adw.launcher Go Launcher Dev Team, “Go Launcher EX,” retrieved December 16, 2012, from “Google Play”: https://play.google.com/store/apps/details?id=com.gau.go.launcherex TeslaCoila Software, “Nova Launcher,” retrieved December 16, 2012, from “Google Play”: https://play.google.com/store/apps/details?id=com.teslacoilsw.launcher CyanongenMod Team, “Trebuchet Launcher,” retrieved December 16, 2012, from “XDA-Developers”: http://forum.xda-developers.com/show thread.php?t=1410674 Kiddoware, “Kids Place – Parental Control,” retrieved December 16, 2012, from “Google Play”: https://play.google.com/store/apps/details?id = com.kiddoware.kidsplace MMguardian.com, “MMGuardianTM Parental Control,” retrieved December 16, 2012, from “Google Play”: https://play.google.com/store/apps/details?id=com.teslacoilsw.launcher Smart App Cloud, “Android Parental Control,” retrieved December 16, 2012, from “Google Play”: https://play.google.com/store/apps/details?id=com.vlobe.smartappcloud. android.parentalcontrol DoMobile Lab, “App Lock,” retrieved December 16, 2012, from “Google Play”: https://play.google.com/store/apps/details?id=com.domobile.applock Jakar, “Missing Droid Locator,” retrieved December 16, 2012, from “Google Play”: https://play.google.com/store/apps/details?id=com.jakar.missingdroid QAgate, “Track My Droid,” retrieved December 16, 2012, from “Google Play”: https://play.google.com/store/apps/details?id=com.cgbcf Handcent_market, “Handcent SMS,” retrieved December 16, 2012, from “Google Play”: https://play.google.com/store/apps/details?id=com.handcent.nextsms Go Dev Team, “GO SMS Pro,” retrieved December 16, 2012, from “Google Play”: https://play.google.com/store/apps/details?id=com.jb.gosms Eclipse Foundation, “Eclipse – The Eclipse Foundation open source community website,” retrieved December 16, 2012, from: http://www.eclipse.org 10.1002/9781119051091.ch4Google, “Android SDK,” retrieved December 16, 2012, from “Android Developers”: http://developer.android.com/sdk/index.html 10.1007/978-1-4302-6131-5_6Google, “Installing the Eclipse Plugin,” retrieved December 16, 2012, from “Android Developers”: http://developer.android.com/sdk/installing/installing-adt.html Google, “Application Fundamentals,” retrieved December 16, 2012, from “Android Developers”: http://developer.android.com/guide/components/fundamentals.html Google, “Storage Options,” retrieved December 16, 2012, from “Android Developers”: http://developer.android.com/guide/topics/data/data-storage.html#db Hipp, Wyrick & Company, Inc., “About SQLite,” retrieved December 16, 2012, from “SQLite”: http://www.sqlite.org/about.html