
Authy
Duo Security
Azure Multi-Factor Authentication
LastPass
Microsoft Authenticator
OneLogin
Auth0
Google Authenticator is a multifactor app for mobile devices.

JSON Web Token
JSONLint
JSON Editor Online
CyberChef
regular expressions 101
DevCrate
DevToolKit.site
KeptTools is a free suite of browser-based developer tools. Format and validate JSON, convert JSON to a Laravel array, TypeScript interface, PHP DTO, or CSV, format SQL, decode JWTs, encode Base64, generate hashes, test regex, and compress or edit im

Which is more popular?
Based on our record, Google Authenticator seems to be more popular. It has been mentioned 8 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | support.google.com | kepttools.com |
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What each product offers, as listed by its team.


Possible disadvantages
No features have been listed yet.
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of KeptTools yet.
Walkthroughs and reviews on video.
How to Use Google Authenticator
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How often each product is chosen within a category, 0–100% relative to the other.


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External articles and on-site reviews we used to compare the two products.


Except for one, all the apps mentioned above are available for Android and iPhone. You can add accounts which you want to secure by scanning their barcode or simply entering the secret key or id in all of them. Some...
When you use Google Authenticator to log in to your Google account, you enter the six-digit code shown in the authenticator app, just as you would to log in to any other service. The app also lets you import logins...
Although they aren’t as big or widely known as Google or Microsoft, Twilio’s Authy app is one of the most impressive and feature-rich Google Authenticator alternatives. Twilio takes pride in the fact that their app...
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Recommendations tracked on public social media and blogs since March 2021.


Download an authenticator app (Google Authenticator, Authy, or Microsoft Authenticator). - Source: dev.to / 11 months ago
Here they have support page https://support.google.com/accounts/answer/1066447. - Source: Hacker News / over 3 years ago
Many authenticator apps already exist on Google Play Store and Apple App Store. Most of them have synchronization features but are limited to backup only or sync with the same platform (ie: iOS or Android only). I'm using one of them for... - Source: dev.to / about 4 years ago
Tracking KeptTools since Oct 2026.
When comparing Google Authenticator and KeptTools, you can also consider the following products.

Best rated Two-Factor Authentication smartphone app for consumers, simplest 2fa Rest API for developers and a strong authentication platform for the enterprise.
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JSON Web Tokens are an open, industry standard RFC 7519 method for representing claims securely between two parties.
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Duo Security provides cloud-based two-factor authentication. Duo’s technology can be deployed to protect users, data, and applications from breaches, credential theft, and account takeover.
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JSON Lint is a web based validator and reformatter for JSON, a lightweight data-interchange format.
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Azure Multi-Factor Authentication helps safeguard access to data and applications while meeting user demand for a simple sign-in process.
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View, edit and format JSON online
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