Qt Creator, NW.js, Ionic Creator, Adobe AIR, jQuery Mobile, B4X, WebDGap, Appcelerator Titanium, Apache Cordova, TideSDK, Sencha Touch, Tigerappsuite, MyEclipse, MobBase, Skeeble, AppFlight, RhoMobile, Kurogo Mobile Platform, Mooestro Mobile Education Platform, Capacitor by Ionic, AppArchitect, Airplay SDK, eMobc, Trigger.IO, Calatrava, MoSync, appMobi, MonoTouch are some alternatives to Convertigo.