Col-reminder-3-7-5-4-build-616-apk-mod-full →

Downloading "Mod" APKs from third-party sites carries significant security risks, including potential malware or data theft. The official and safe version is available on the Google Play Store . COL Reminder - Apps on Google Play

Triggers notifications when you arrive at or leave a specific area. col-reminder-3-7-5-4-build-616-apk-mod-full

The specific string you provided describes a package found on unofficial APK hosting sites: The specific software version. Build 616: The internal developer build number. col-reminder-3-7-5-4-build-616-apk-mod-full