Auth0 Guardian vs Authenticator App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Auth0 Guardian
This app provides multi-factor authentication by sending push notifications to your device for easy approval or denial of account access. It can also generate one-time passwords for secure logins.
- Push notification authentication
- Allow/deny account access
- One-time password generation
- Multi-factor authentication
- Secure login
Read full descriptionHide full description
Auth0 Guardian is a mobile app that can deliver push notifications to a user’s pre-registered device (typically a mobile phone or tablet) from which a user can immediately allow or deny account access via the press of a button. It can also generate one-time passwords if that is preferred. Note for developers: Auth0 Guardian is one of the multi factor authentication options that can be used within the Auth0 identity platform (https://auth0.com). You can enable it with a single switch. You don’t have to change your apps to start supporting multi factor authentication.
Authenticator App
Secure your online accounts with industry-standard two-factor authentication. Easily add accounts, generate time-based OTPs, and benefit from encrypted backups. Organize and manage your TFA with features like folders, brand logos, and search.
- Add accounts via QR code or manual entry
- Time-based OTPs (offline access)
- Encrypted backup and secure recovery
- Sync secrets across devices
- Organize accounts with folders
- Brand logos for easy identification
- Passwordless sign-in options
Read full descriptionHide full description
OneAuth is an industry standard authenticator app developed by Zoho. You can now enable TFA and secure all your online accounts like Twitter, Facebook, LinkedIn, and more. Over 1 million users trust OneAuth to enable 2FA and secure their online accounts. Take charge of your online security with two factor authentication - ADD online accounts to OneAuth easily by either scanning a QR code or manually entering the details. - AUTHENTICATE your online accounts using Time-based OTPs. These OTPs can be accessed offline too. - Backing up your online accounts in OneAuth is easy. We offer ENCRYPTED BACKUP for all your online accounts and they can be recovered securely by means of a Passphrase. The Passphrase is unique and known only to you and aids in recovery in case of lost or broken device. - OneAuth syncs your OTP secrets across all your devices. Making it easy for you to access OTPs from anywhere. - OneAuth is AVAILABLE ON ALL PLATFORMS. Experience secure authentication on iOS, iPadOS, macOS, and watch OS devices. An authenticator app that provides enhanced user experience - CREATE FOLDERS to organize your TFA accounts to your convenience. You can create and reorder personal and work folders separately for easy access. You can also move accounts within and in between folders. - Identify your 2FA accounts easily by associating them with their BRAND LOGOS. - SEARCH and find your accounts quicker with Oneauth's inbuilt search. - Explore OneAuth to its fullest potential without creating an account. GUEST USERS can use the export and import option while switching to a new device. - Users can also MIGRATE their existing online accounts to OneAuth easily from Google Authenticator. Greater security for your Zoho accounts with multi-factor authentication Passwords are just not enough. You need additional layers to ensure your account is properly safeguarded. OneAuth does that for you! - With OneAuth, you can enable MFA for all your Zoho accounts. - Set up PASSWORDLESS SIGN-IN. Avoid the everyday hassle of typing out your passwords. - Prefer a sign-in mode of your choice. You can select from multiple options like push notification, QR code, and Time-based OTPs. Even in case you're offline, you can access your account with Time-based OTPs. - Toughen up your account security. Ensure ONLY you can access your account by enabling BIOMETRIC AUTHENTICATION(Face ID or Touch ID). - Monitor devices and sessions in OneAuth, track login locations and designate devices into primary and secondary. OneAuth quickly adopts to the latest Apple OS and always keeps up with emerging technologies. Here are some of the iOS features that OneAuth supports - Widgets: Gets you the OTPs quickly to help you log in to your accounts. - Watch Face widgets: Gets you the right OTPs directly from your Apple watch. - Passkeys: Enhances your login experience across all Zoho apps. - Focus Filters: Allows you to associate the appropriate Zoho account for each Focus mode. - Quick Notes: Lets you intuitively edit 2FA accounts with seamless deep linking. - Live Text: Enables you to easily add 2FA accounts by reading information from web pages and documents. - Time-sensitive push notifications: Gets your critical information from OneAuth that you need to know or act upon immediately. - Dark mode: Reduce strain and improve your user experience by turning on dark mode. These extensions elevate your overall OneAuth experience to another level on your Apple device. Think Privacy. Think Zoho. At Zoho, data privacy and security is core to our business. We believe that every individual has a right to access the internet securely and thus our authenticator app OneAuth will be free forever. SUPPORT Our help channels are available 24*7 for customers. Email us at support@zohoaccounts.com Download today!
Screenshots
Verdict
The clearest difference is rating: Authenticator App at 4.7 against Auth0 Guardian's 2.4. Authenticator App also leads on review sentiment (45% vs 15%) and update cadence (every 9 days vs every 3 months). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Authenticator App holds the better App Store score, 4.7 against 2.4. That said, the two scores are not equally well evidenced: Authenticator App has 34K ratings behind it against 114, so its average is the more settled of the two. Written reviews point the same way: 15% of Auth0 Guardian's written reviews are positive against 45% of Authenticator App's.
Auth0 Guardian ships an update every 3 months, Authenticator App every 9 days. The most recent releases landed on October 16, 2026 and October 18, 2026 respectively.
| Parameter | Auth0 Guardian | Authenticator App |
|---|---|---|
| Price | Free | Free |
| Rating | 2.4 (114 ratings) | 4.7 (34K ratings) — better |
| Positive reviews | 14.6% of reviews | 44.9% of reviews — better |
| Number of ratings | 114 | 34K — better |
| Update frequency | Every 3 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod, Mac, Apple Watch — better |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 20 MB | 220 MB |
| Age rating | 4+ | 4+ |
| Developer | Auth0 | Zoho Corporation |
Customer experience
Auth0 Guardian
Authenticator App
User reviews
Auth0 Guardian
From 114 App Store ratingsWhat we love
- 👍 Generally reliable authenticator
- 👍 Intuitive and simple
- 👍 Clean easy to use app
- 👍 Beautiful app that works
- 👍 Worked just fine
Room to improve
- 🐛 Notifications not working properly
- 🐛 No more Apple Watch or lock screen approval
- 🐛 Cannot approve from Apple Watch
- 🐛 Push notifications stopped working
- 🐛 App is garbage
Authenticator App
From 34K App Store ratingsWhat we love
- 🚀 Quick and efficient
- 🔒 Very secure
- 👍 Easy to use
- 💡 Has Apple Watch app
Room to improve
- 🐛 Unreliable notifications
- 🐛 Confusing user interface
- 🐛 Inconsistent behavior
- 🐛 Difficult to navigate
- 🐛 Locked out of accounts
Bugs and requests
Auth0 Guardian
Reported bugs
37 issues- Notifications not working properly on iPhone iOS
- Limited notification configuration settings
- Apple Watch notification not working
- Push notifications not working
- New update broke Apple Watch approvals
Show 32 moreShow fewer
- Cannot approve MFA with Apple Watch
- Cannot long press on push notification to approve login
- Push Notification not working
- Push notifications stopped working
- Update fixed push notifications, now requires manual code entry
- New update still no notification sounds
- Receiving same code for different accounts
- iPhone does not show all numbers
- Only shows 4 numbers, need to copy and paste to see all
- Cannot see all 6 digits after update
- Cannot see ALL 6 numbers to log onto computer
- New phone transfer issues
- App did not transfer over to new phone
- QR code does not exist for new phone setup
- Won't let me transfer my account to a different phone
- Notifications are not working
- No notification sound
- No sound when notification comes up
- No sound with the notification
- Confirmations never come up, have to go into the app for codes
- App prompts to start without instructions, link, or QR code
- App did not transfer well and was unusable on new phone
- Cannot install application on telephone
- Poor migration, no way to migrate Authenticator app to a new device
- Doesn't work—won't scan any QR code’s
- Confirmation page doesn’t show immediately
- Crashes immediately upon launch
- Unable to remove tokens
- Push authorization no longer works, app just turns off
- Client won’t even open
- App doesn't launch
- Always crashes on startup
Requested features
12 requests- Allow account transfer to another phone
- Create a feature to transfer connected accounts to the same app on another phone
- Add watch capability
- Needs a watch version
- Add Apple Watch notification support
Show 7 moreShow fewer
- Restore Apple Watch approval
- Restore lock screen approval
- Add sound to notifications
- Allow users to see all 6 digits on iPhone
- Improve app startup process
- Provide instructions or QR code for initial setup
- Allow deletion of retired tokens
Authenticator App
Reported bugs
4 issues- Push notifications not working
- Endless authentication loops
- Incompatibility with new devices
- Locking users out of accounts
Requested features
4 requests- Support for multiple accounts
- Ability to export data to other authenticator apps
- Improved error handling and feedback
- Simpler setup and onboarding process
In-app purchases
Auth0 Guardian
No in-app purchases
Authenticator App
No in-app purchases
Questions
Is Auth0 Guardian free?
Is Authenticator App free?
Which has better reviews, Auth0 Guardian or Authenticator App?
Do Auth0 Guardian or Authenticator App have ads?
Which is updated more often, Auth0 Guardian or Authenticator App?
Other comparisons















