HomeAppsEducationInstaSubApps like InstaSub Here are some great alternatives to InstaSub by TCP Software : SubSidekick - Frontline Aesop ★4.2 SubAlert for Frontline Ed ★4.7 Red Rover K12 ★4.5 Unified Talent Mobile ★3.9 tamigo ★4.0 absence.io ★3.5 NEXON-PORT+ ★4.3 Frontline Education ★4.4 Matrix eServices Mobile ★4.7 PARiM Workforce Software ★3.8 Calamari ★4.3 Manager Mobile ★3.7 Chronotek Classic ★3.4 Qcera MyLeave ★3.4 Luttrell Works ★3.6 TimeWorksPlus ★3.5