CA Mobile Authenticator vs Mobile OTP Authenticator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CA Mobile Authenticator
Enhance transaction security with two-factor authentication. Register your device and authenticate transactions via push notifications, simply approving or denying requests directly from your screen.
- Two-factor authentication
- Device registration
- QR code activation
- Push notification authentication
- Approve/Deny transaction options
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CA Mobile Authenticator works with CA Advanced Authentication product as two-factor authentication service to make your transactions more secure. Using CA Mobile Authenticator, you can register your device and link it to your account. You can activate the device using the QR code or manually specifying the details. This app allows you to authenticate transactions using Push Notification as secondary authentication. Now, you receive push notification with Approve or Deny options on the screen. Simply select Approve to approve or Deny to cancel the transaction. How does it work? Register your device for Push Notification Receive a Push Notification. Accept or deny the transaction.
Mobile OTP Authenticator
Securely manage your two-factor authentication codes. Easily add accounts by scanning QR codes or manual entry. Protect your online accounts with industry-standard HOTP and TOTP algorithms.
- QR code scanning for account setup
- Manual account entry
- Secure data storage in iOS Keychain
- Supports HOTP and TOTP algorithms
- Works with popular services like Google, Facebook, Amazon
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Scan the QR code issued by the two-factor authentication and automatically add the account you want to protect or select manual entry to manually set up the account. The account is stored in data security in the iOS key holder. The application supports all services that provide two-factor authentication using HOTP and TOTP algorithms. For example, Google, Facebook, Dropbox, Amazon, GitHub, Synology…. etc.
Screenshots
Verdict
The clearest difference is review sentiment: Mobile OTP Authenticator at 100% against CA Mobile Authenticator's 4%. Mobile OTP Authenticator also leads on rating (3.5 vs 1.9). CA Mobile Authenticator's advantage is ratings volume (11 vs 2) and iOS requirement (12.0 vs 15.6). On price, update cadence, ads and in-app purchases 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.
Mobile OTP Authenticator holds the better App Store score, 3.5 against 1.9. That said, the two scores are not equally well evidenced: CA Mobile Authenticator has 11 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 4% of CA Mobile Authenticator's written reviews are positive against 100% of Mobile OTP Authenticator's.
CA Mobile Authenticator ships an update every 6 months, Mobile OTP Authenticator every 8 months. The most recent releases landed on October 11, 2026 and September 28, 2026 respectively.
| Parameter | CA Mobile Authenticator | Mobile OTP Authenticator |
|---|---|---|
| Price | Free | Free |
| Rating | 1.9 (11 ratings) | 3.5 (2 ratings) — better |
| Positive reviews | 3.7% of reviews | 100.0% of reviews — better |
| Number of ratings | 11 — better | 2 |
| Update frequency | Every 6 months — better | Every 8 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 7 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | CA, Inc | Albert Parti |
Customer experience
CA Mobile Authenticator
Mobile OTP Authenticator
In-app purchases
CA Mobile Authenticator
No in-app purchases
Mobile OTP Authenticator
No in-app purchases
Questions
Is CA Mobile Authenticator free?
Is Mobile OTP Authenticator free?
Which has better reviews, CA Mobile Authenticator or Mobile OTP Authenticator?
Do CA Mobile Authenticator or Mobile OTP Authenticator have ads?
Which is updated more often, CA Mobile Authenticator or Mobile OTP Authenticator?
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