Free download Kestrel LiNK (Legacy) APK for Android, PC. Latest version is 1.9.1.7, update at May 26, 2017
Kestrel LiNK (Legacy) version 1.9.1.7 is only one variant.
Kestrel LiNK Legacy edition is compatible with Drop and 5000 series devices with the following firmware: K5 1.43 or earlier Drop 1.54 or earlier