2025-05-03 00:00:00 HajariBook Lens: Smart Face Attendance for Every Site HajariBook Lens is an ultra-simple, face-recognition-based attendance system designed especially for the needs of the unorganised sector—whether you're managing workforce. With HajariBook Lens, you don’t need expensive biometric hardware or complicated setup. Just use any Android phone or tablet at your worksite entrance, and you’re good to go.