One number unlocks every block.

Your OIB is the key Splitko uses to personalise the bureaucracy block, life-event tier and civic-action routing — validated locally before anything is sent.

• 001We never log in to e-Građani as you, and we never hold your credentials.
• 002OIB is validated locally with the real ISO 7064 MOD 11,10 algorithm.
• 003You can delete your account in one tap. Splitko keeps no copy.