Auth0 Guardian vs TruGrid Authenticator
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
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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.
TruGrid Authenticator
Enhance your online security with this multi-factor authentication app. It generates one-time passcodes for logging into accounts, providing an extra security layer even if your password is compromised. Works offline and supports any TOTP-compatible sites.
- Multi-factor authentication
- TOTP-based security
- Offline passcode generation
- QR code setup
- Multiple account support
- Account nickname editing
- PIN code protection
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TruGrid Authenticator works with TruGrid.com and any site that supports Google Authenticator or TOTP-based two-factor authentication. Improve your account security with an easy to use multi-factor authentication application. Provides an additional layer of security when signing in to accounts, so that even if someone had your password, they could not access your account. Once setup, when you sign into your account, you will use your login and password PLUS a one-time, rotating passcode generated from the TruGrid Authenticator. This will work even if you are temporarily offline. FEATURES: - Supports any TOTP-compatible sites that already supports Google Authenticator - Quick setup via QR code scan - Add as many accounts as you would like - Edit account nicknames - Search for accounts - Setup PIN code When using the TruGrid Authenticator on TruGrid.com or any other website that supports MFA, just scan the QR code when prompted. HOW TO USE IT 1. Download the TruGrid Authenticator to your mobile device 2. Enable MFA (or sometimes called 2FA) on your account. Note: This is enabled by default when logging into TruGrid.com accounts 3. When prompted with a QR code, select Add in TruGrid Authenticator to scan and add the new account 4. Select the new account row added in TruGrid Authenticator 5. Enter code from TruGrid Authenticator into your site, app or service
Screenshots
Verdict
The clearest difference is review sentiment: TruGrid Authenticator at 83% against Auth0 Guardian's 15%. TruGrid Authenticator also leads on rating (4.7 vs 2.4) and update cadence (monthly vs every 3 months). Auth0 Guardian's advantage is ratings volume (114 vs 16). 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.
TruGrid Authenticator holds the better App Store score, 4.7 against 2.4. That said, the two scores are not equally well evidenced: Auth0 Guardian has 114 ratings behind it against 16, 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 83% of TruGrid Authenticator's.
Auth0 Guardian ships an update every 3 months, TruGrid Authenticator monthly. The most recent releases landed on October 20, 2026 and October 19, 2026 respectively.
| Parameter | Auth0 Guardian | TruGrid Authenticator |
|---|---|---|
| Price | Free | Free |
| Rating | 2.4 (114 ratings) | 4.7 (16 ratings) — better |
| Positive reviews | 14.6% of reviews | 83.3% of reviews — better |
| Number of ratings | 114 — better | 16 |
| Update frequency | Every 3 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 20 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Auth0 | N.E. Desktop Software, Inc. ("TruGrid") |
Customer experience
Auth0 Guardian
TruGrid Authenticator
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
TruGrid Authenticator
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Auth0 Guardian
No in-app purchases
TruGrid Authenticator
No in-app purchases
Questions
Is Auth0 Guardian free?
Is TruGrid Authenticator free?
Which has better reviews, Auth0 Guardian or TruGrid Authenticator?
Do Auth0 Guardian or TruGrid Authenticator have ads?
Which is updated more often, Auth0 Guardian or TruGrid Authenticator?
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