--- title: Install Open Authenticator on Ubuntu using the Snap Store | Snapcraft description: Get the latest version of Open Authenticator for on Ubuntu - A cross-platform OTP app, free and open-source url: https://snapcraft.io/install/open-authenticator/ubuntu --- [Canonical Snapcraft](https://snapcraft.io/) # Install Open Authenticator on **Ubuntu** # Open Authenticator [Hugo Delaunay (skyost)](https://snapcraft.io/publisher/skyost "View all snaps from Hugo Delaunay (skyost)") * [Hugo Delaunay (skyost)](https://snapcraft.io/publisher/skyost "View all snaps from Hugo Delaunay (skyost)") * [Security](https://snapcraft.io/search?categories=security) * [Utilities](https://snapcraft.io/search?categories=utilities) [Install](https://snapcraft.io/install/open-authenticator/ubuntu#install) #### A cross-platform OTP app, free and open-source **Protect your online accounts with Open Authenticator** Open Authenticator generates Time-Based One-Time Passwords (TOTPs), which serve as the second factor in the 2FA process. These temporary codes are valid for a short period of time and are used alongside your password to verify your identity when logging into your accounts. This significantly enhances the security of your online accounts and protects them from unauthorized access. **Key features** Open-Source & Free to use : Our commitment to transparency and security means our app is open-source and will always remain free for local use. If it doesn't cost anything for us, then it shouldn't cost anything for you ! Cross-Platform Compatibility : Seamlessly use your TOTP tokens on all your devices, whether you're using Linux, Android, iOS, macOS or Windows. Self-Hostable Backend : You can host the backend on your own server. Your data, your choice. A lovely crafted app : Open Authenticator has been designed to be fast and easy to use. Quickly find all your TOTPs and copy them directly from the main page ! **In summary, why Open Authenticator ?** Here are the reasons why you should download Open Authenticator : Enhanced Security : Protect your online accounts from unauthorized access with strong 2FA. User-Friendly Interface : Intuitive design makes it easy to add, manage, and organize your TOTP tokens. Continuous Improvement : We're dedicated to delivering the best user experience and regularly update our app with new features and improvements. **Links** Check it out on Github : Visit our website : Download Open Authenticator for other platforms : ### Package name * open-authenticator --- ### License * GPL-3.0-only --- ### Last updated * 29 June 2026 - latest/stable * 15 August 2026 - latest/edge --- ### Websites * [openauthenticator.app](https://openauthenticator.app "https://openauthenticator.app") * [github.com/openauthenticator-app](https://github.com/openauthenticator-app "https://github.com/openauthenticator-app") --- ### Contact * [openauthenticator.app](https://openauthenticator.app/contact/ "https://openauthenticator.app/contact/") --- ### Source code * [github.com/openauthenticator-app/openauthenticator](https://github.com/openauthenticator-app/openauthenticator "https://github.com/openauthenticator-app/openauthenticator") --- ### Report a bug * [github.com/openauthenticator-app/openauthenticator/issues/](https://github.com/openauthenticator-app/openauthenticator/issues/ "https://github.com/openauthenticator-app/openauthenticator/issues/") --- ##### Report a Snap Store violation * [Report this Snap](https://snapcraft.io/install/open-authenticator/ubuntu#report-snap-modal) --- ## Enable snaps on Ubuntu and install Open Authenticator Snaps are applications packaged with all their dependencies to run on all popular Linux distributions from a single build. They update automatically and roll back gracefully. Snaps are discoverable and installable from the [Snap Store](https://snapcraft.io/store), an app store with an audience of millions. ### Enable snapd If you’re running [Ubuntu 16.04 LTS (Xenial Xerus)](https://www.ubuntu.com/) or later, including [Ubuntu 18.04 LTS (Bionic Beaver)](https://www.ubuntu.com/desktop/features) and [Ubuntu 20.04 LTS (Focal Fossa)](https://wiki.ubuntu.com/FocalFossa/ReleaseNotes), you don’t need to do anything. Snap is already installed and ready to go. For versions of Ubuntu between [14.04 LTS (Trusty Tahr)](https://wiki.ubuntu.com/TrustyTahr/ReleaseNotes) and [15.10 (Wily Werewolf)](https://wiki.ubuntu.com/WilyWerewolf/ReleaseNotes), as well as Ubuntu flavours that don’t include *snap* by default, *snap* can be installed from the Ubuntu Software Centre by searching for *snapd*. Alternatively, snapd can be installed from the command line: ``` sudo apt update sudo apt install snapd ``` Either log out and back in again, or restart your system, to ensure snap’s paths are updated correctly. ### Install Open Authenticator To install Open Authenticator, simply use the following command: ``` sudo snap install open-authenticator ``` ### Other popular snaps… [See more...](https://snapcraft.io/search?categories=featured) [See more in Featured](https://snapcraft.io/search?categories=featured) ### More things to do… #### [Get the snap store](https://snapcraft.io/snap-store) Browse and find snaps from the convenience of your desktop using the snap store snap. #### [Learn more about snaps](https://snapcraft.io/docs) Interested to find out more about snaps? Want to publish your own application? Visit [snapcraft.io](https://snapcraft.io/) now. [Back to top](https://snapcraft.io/install/open-authenticator/ubuntu) © 2026 Canonical Ltd. Ubuntu and Canonical are registered trademarks of Canonical Ltd. Powered by [Charmed Kubernetes](https://www.ubuntu.com/kubernetes) [Join the forum](https://forum.snapcraft.io/), contribute to or report problems with, [snapd](https://bugs.launchpad.net/snapd), [Snapcraft](https://bugs.launchpad.net/snapcraft), or [this site](https://github.com/canonical/snapcraft.io/issues/new). * [Share on Twitter](https://twitter.com/snapcraftio) * [Share on Facebook](https://www.facebook.com/snapcraftio) * [Share on YouTube](https://www.youtube.com/snapcraftio) * [Terms of Service](https://ubuntu.com/legal/terms-and-policies/snap-store-terms) * [Data privacy](https://www.ubuntu.com/legal/data-privacy) * [Manage your tracker settings](https://snapcraft.io/install/open-authenticator/ubuntu) * [Service status](https://status.snapcraft.io/) * [Other functions](https://dashboard.snapcraft.io/) * [Contact us](https://snapcraft.io/about/contact-us)