Skip to content

Open Authenticator vs ZK Spreadsheet

A side-by-side look at Open Authenticator and ZK Spreadsheet. For an in-depth review of either product, follow the links below.

Open Authenticator

Open Authenticator

Security & Privacy

Open Authenticator is a free and open source two-factor authentication app for Android and iOS. It allows users to generate time-based one-time passwords compatible with Google Authenticator and similar apps for two-factor authentication. It provides an easy way to improve the security of your online accounts.

open-sourcetimebased-onetime-passwordscompatible-with-google-authenticatortwofactor-authenticationandroidios
ZK Spreadsheet

ZK Spreadsheet

Office & Productivity

ZK Spreadsheet is an open-source spreadsheet software that is fast, lightweight and feature-rich. It is written in Java and offers Excel-comparable functions, charts, pivot tables, collaboration features and data bindings.

spreadsheetexcelchartspivot-tablescollaborationdata-binding