Zeroslack

Biometric time and attendance for South Africa

Fingerprint clocking that proves who worked — paired with cloud software for live attendance and payroll-ready timesheets.

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Stop buddy clocking. Trust the hours.

Cards and PINs get shared. Fingerprint biometrics identify the employee at the terminal, then Zeroslack V3 turns those clockings into live attendance, timesheets, and exports your payroll team can use.

Fingerprint verification

Zack terminals use biometric scanning so clock-ins belong to the right person — not a borrowed card.

Fixed or portable hardware

Office and factory floors use Zack Terminal. Remote sites use Zack Portable with offline sync.

Cloud T&A software

Zeroslack V3 gives managers live visibility and HR payroll-ready hours in one South African system.

Built for local workplaces

WiFi and 5G connectivity — stay online where it matters, with offline storage when the network drops.
Remote terminal health — know if a device lost power or connectivity before payroll day.
South African support — onboarding and cut-off help from a team that knows local operations.
Packages from R500 / month — start with Core attendance and grow into Live, Connect, or Intelligence. See packages.

Frequently asked questions

What is biometric time and attendance?

It uses a unique physical trait — typically a fingerprint — to verify who is clocking in, which reduces buddy clocking and gives payroll more trustworthy hours.

Does Zeroslack work offline?

Zack terminals can store clockings locally and sync when connectivity returns — important on remote South African sites.

Is Zeroslack made for South Africa?

Yes. Software and Zack hardware are designed and supported in South Africa for local workplaces and multi-site operations.

Get biometric T&A that holds up on the floor

Talk to us about Zack terminals and Zeroslack software for your sites.