Checker for School — Old versions
Jabjai Corporation Co., Ltd.No older versions available yet. Current release.
Signing history
Android only installs an update signed by the same key as the version already on your device. This timeline shows every signing key we've seen for Checker for School. One known signing key across every release we hold.
1.0.0
Current key1 release · Jul 31, 20260e79 dd09 8fd3 3fff…
Certificates on record (1)
Every key we have ever recorded for Checker for School. New builds are compared against this set; a build signed by none of them is what our badge calls a mismatch.
- 0e79 dd09 8fd3 3fff…Recorded the first time we scanned this package · Jul 31, 2026CN=Android, O=Google Inc.