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2ndNumber vs Open Authenticator

A side-by-side look at 2ndNumber and Open Authenticator. For an in-depth review of either product, follow the links below.

2ndNumber

2ndNumber

Social & Communications

2ndNumber is a second phone number app that provides users an additional phone number to keep their personal number private and control how they are contacted. It helps manage communication and productivity.

second-phone-numberprivacyanonymitycommunicationproductivity
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