Google Authenticator Reviews & Product Details

Google Authenticator is a mobile application developed by Google that enhances the security of online accounts through two-factor authentication (2FA). By generating time-based one-time passwords (TOTPs), it adds an extra layer of protection beyond traditional passwords, ensuring that only authorized users can access their accounts. The app is compatible with Android, iOS, and BlackBerry devices, making it a versatile tool for users seeking to bolster their online security. Key Features and Functionality: - Time-Based One-Time Passwords (TOTPs): Generates six-digit codes that refresh every 30 seconds, providing dynamic security tokens for account verification. - Multiple Account Support: Allows users to manage authentication for various accounts within a single app, streamlining the 2FA process. - Offline Functionality: Operates without the need for a network or cellular connection, ensuring access to authentication codes anytime, anywhere. - QR Code Setup: Facilitates quick and easy account addition by scanning QR codes, simplifying the setup process. - Account Synchronization: Enables users to sync their authentication codes across multiple devices by linking to their Google Account, ensuring continuity even if a device is lost. - Privacy Screen: Introduces an additional security measure by requiring device credentials (PIN, fingerprint, or facial recognition) to access the app, protecting sensitive authentication codes from unauthorized access. Primary Value and User Benefits: Google Authenticator addresses the growing need for enhanced online security by providing a reliable and user-friendly method for implementing two-factor authentication. By generating time-sensitive codes that are required in addition to standard passwords, it significantly reduces the risk of unauthorized account access, even if login credentials are compromised. The app's offline functionality ensures that users can access their authentication codes without relying on network connectivity, offering peace of mind in various scenarios. Furthermore, features like account synchronization and the Privacy Screen enhance both usability and security, making Google Authenticator a valuable tool for individuals and organizations aiming to protect their digital assets.

Seller

Google

Discussions

Google Authenticator Community

Overview by

Leigh Anastasia Marti

Value at a Glance

Averages based on real user reviews.

Time to Implement

1 month

Return on Investment

9 months

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Google Authenticator Integrations

(18)

Integration information sourced from real user reviews.

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Verified User in Marketing and Advertising

Enterprise (> 1000 emp.)

10/3/2025

"Google Authenticator"

5/5

What do you like best about Google Authenticator?

The app is easy to use and provides a reliable method for secure authentication. It generates one-time passwords that change every 30 seconds and reduces reliance on SMS or email codes, which can be intercepted or SIM-swapped. Review collected by and hosted on G2.com.

What do you dislike about Google Authenticator?

Google Authenticator provides robust security and is straightforward to use. However, it does not permit taking screenshots, which can be inconvenient if you ever need to refer back to your codes. Review collected by and hosted on G2.com.

Verified User in Online Media

Enterprise (> 1000 emp.)

8/19/2025

"It was a decent experience and helped me authenticate a few of my work accounts."

3.5/5

What do you like best about Google Authenticator?

I like how simple it is being able to scan a QR code with my phone or put in the secret code. It's great and straight forward. Review collected by and hosted on G2.com.

What do you dislike about Google Authenticator?

For some websites the authenticator doesn't work and it's better to use other ones. Review collected by and hosted on G2.com.

Alex R.

Information Technology Analyst

Mid-Market (51-1000 emp.)

4/17/2025

"Two-Step Security in Practice"

5/5

What do you like best about Google Authenticator?

Two-factor authentication (2FA) greatly increases account protection. It’s easy to set up and use on a daily basis, and it works offline by generating codes automatically. Review collected by and hosted on G2.com.

What do you dislike about Google Authenticator?

If the phone is lost or formatted, it is difficult to recover the codes. Review collected by and hosted on G2.com.

What problems is Google Authenticator solving and how is that benefiting you?

Google Authenticator solves the problem of one-time password login vulnerabilities by providing an extra layer of security through two-factor authentication (2FA). This means that even if someone were to discover my password, they would still need the code generated by the app to access my account. Review collected by and hosted on G2.com.

mario c.

Account Manager

Small-Business (50 or fewer emp.)

7/29/2025

"easy to set up and follow"

5/5

What do you like best about Google Authenticator?

easy to set up, friendly with most apps. Review collected by and hosted on G2.com.

What do you dislike about Google Authenticator?

I dont or I havent seen a downside of using it Review collected by and hosted on G2.com.

Adam S.

Support associate

Mid-Market (51-1000 emp.)

1/24/2025

"Easy and secure!"

5/5

What do you like best about Google Authenticator?

I love google authenticaticator for it's simplicity. I use it almost daily in my work at Wolt in order to sign in to the aps we use for the roll support associate. Review collected by and hosted on G2.com.

What do you dislike about Google Authenticator?

There is nothing that I can say on straight hand, because I think that google authenticataror is actually doing its job. Only - is that apple has made their own Authenticator and I believe that for apple users this will be used more frequently Review collected by and hosted on G2.com.

Verified User in Biotechnology

Mid-Market (51-1000 emp.)

12/29/2025

"Exceptional Security and Reliability"

4/5

What do you like best about Google Authenticator?

Strong security and trustworthy software Review collected by and hosted on G2.com.

What do you dislike about Google Authenticator?

some basic feature and limited functions Review collected by and hosted on G2.com.

Todra N.

Business literacy teacher

Small-Business (50 or fewer emp.)

3/25/2025

"Google Authenticator- Simple, Secure, and Reliable"

3.5/5

What do you like best about Google Authenticator?

The best thing about Google Authenticator is it's strong two-factor authentication security, adding an extra layer of protection to my accounts. It works offline, making it reliable even without internet. The app is fast and straightforward, generating time-based codes instantly. It's compatibility with various platforms ensures seamless integration with multiple accounts. Review collected by and hosted on G2.com.

What do you dislike about Google Authenticator?

One major downside of google Authenticator is the lack of cloud backup, making difficult to recover accounts if you lose your device. The app also lacks biometric authentication for added security when accessing codes. Review collected by and hosted on G2.com.

Verified User in Computer Software

Mid-Market (51-1000 emp.)

6/16/2025

"Google Authentificator Review"

4.5/5

What do you like best about Google Authenticator?

Simplicity and security - these are top two stuff. It allows offline functionality, available and easy to setup for multiple platforms. Also, the capability of transferring all existing items within seconds. Review collected by and hosted on G2.com.

What do you dislike about Google Authenticator?

The only things that I can remember is that there is not multi-device support and limited notification support. Review collected by and hosted on G2.com.

What problems is Google Authenticator solving and how is that benefiting you?

Google Authenticator solves the problem of weak or stolen passwords by adding a strong second layer of security through time-based one-time codes. It protects against phishing, unauthorized access, and SIM-swap attacks by working offline and independently from SMS. This benefits users by giving them more control over their account security, improving overall protection, and ensuring reliable access even without internet or mobile service. Review collected by and hosted on G2.com.

Oliver B.

Self Employed

Small-Business (50 or fewer emp.)

9/28/2024

"has improved greatly over the years"

5/5

What do you like best about Google Authenticator?

The first thing I particularly like is that you can now link all 2FA codes to your Google account, so even if you lose your cell phone, not all codes are gone, you just have to log in to your Google account and everything is back.

I also like the search bar at the top. Especially because I have over 30 2FA stored there, I always need a long time, but this saves me the long searches Review collected by and hosted on G2.com.

What do you dislike about Google Authenticator?

There are many things you could do to improve the app.

If it were possible, I would look at a solution for passkeys to see if you could also store something like that.

Work on a solution, especially if you store a lot of 2FA codes, that you can work on sorting there, the search bar is good, but I think it still needs another solution somehow.

I also have an insecure feeling if my google account is hacked, whether then also has access to the authenticator app? I would also work on a solution to ensure or communicate more security

Translated with DeepL.com (free version) Review collected by and hosted on G2.com.