Authenticator App† vs Plus4U Key
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Authenticator App†
Secure your online accounts with a versatile two-factor authentication solution. Manage all your authentication codes in one place, offering enhanced security for websites, services, and crypto wallets. Supports biometric access and offline code generation.
- Two-factor authentication (2FA)
- Multi-factor authentication (MFA)
- Time-based one-time passwords (TOTP)
- Biometric security (fingerprint, face ID, PIN)
- Offline code generation
- Wide service compatibility
Read full descriptionHide full description
Authenticator App is a versatile and reliable two-factor authentication (2FA) solution, compatible with thousands of websites and services, including major platforms like Microsoft, Google, Robinhood, Facebook, PayPal, Amazon, Coinbase, Binance, Duo Mobile, Dropbox, Discord, Twitter, Steam, Snapchat, and countless others. With our app, you can manage all your authentication codes in one secure place, making it easier than ever to protect your online accounts. Enhanced Security for Your Digital Life Our app offers multi-factor authentication (MFA), which adds an extra layer of security beyond your password. This second layer ensures that even if someone has your password, they won’t be able to access your account without the additional verification method. You can use your fingerprint, face ID, or a PIN to provide this extra layer of protection in the two-step verification process, making your sign-ins fast and secure. Once you’ve signed in using 2FA, you’ll have seamless access to your favorite sites while keeping your accounts safe from unauthorized access. Perfect for Securing Your Crypto Wallets With the rise of digital currencies, security is more important than ever. Authenticator App is a trusted solution for protecting your bitcoin wallet and other crypto accounts. Rest easy knowing that your assets are safeguarded with state-of-the-art security measures. No More Complicated Passwords Gone are the days of juggling multiple long passwords. With Authenticator App, you can generate secure codes for your accounts with ease. Simply scan a QR code from a supported service, and the app will generate time-based one-time passwords (TOTP) for you, ensuring that you’re always just a few taps away from secure access. Why Choose Authenticator App? * Compatibility: Works with a wide range of services, offering hassle-free integration for thousands of websites and apps. * User-Friendly: Intuitive interface and easy setup process make it suitable for everyone, from beginners to advanced users. * Biometric Security: Use fingerprint, face ID, or PIN for quick access to your codes. * Offline Functionality: Generate codes even without an internet connection, keeping you secure wherever you go. Take control of your online security and keep your digital life safe with Authenticator App—your all-in-one solution for managing two-factor authentication codes. You can cancel your subscription or free trial anytime by cancelling your subscription through your iTunes account settings, or it will automatically renew. This must be done 24 hours before the end of the free trial or any subscription period to avoid being charged. Subscription with a free trial period will automatically renew to a paid subscription. Please note: any unused portion of a free trial period (if offered) will be forfeited when you purchase a premium subscription during the free trial period. Subscription payments will be charged to your iTunes account at confirmation of your purchase and upon commencement of each renewal term. For more information, please see our Privacy Policy and Terms of Use. Privacy Policy: https://appqe.com/privacy.html Terms of Use: https://appqe.com/terms.html
Plus4U Key
Read full descriptionHide full description
Plus4U Key enables secure and convenient login to the Plus4U system
Screenshots
Verdict
The clearest difference is in-app purchases: Plus4U Key at none against Authenticator App†'s 3. Plus4U Key also leads on iOS requirement (13.0 vs 16.0). Authenticator App†'s advantage is update cadence (fortnightly vs every 6 months). On price, ads and device support 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. Authenticator App† sells 3 in-app purchases, starting at $8.99 per 7 days. Plus4U Key asks for nothing beyond the download.
Authenticator App† ships an update fortnightly, Plus4U Key every 6 months. The most recent releases landed on September 24, 2026 and September 9, 2026 respectively.
| Parameter | Authenticator App† | Plus4U Key |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2.5K ratings) — better | — |
| Positive reviews | 20.0% of reviews | — |
| Number of ratings | 2.5K — better | — |
| Update frequency | Fortnightly — better | Every 6 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 22 MB | 87 MB |
| Age rating | 4+ | 4+ |
| Developer | Appqe | Plus4U Net a.s. |
Bugs and requests
Authenticator App†
Reported bugs
5 issues- Accounts removed after update
- Authentication codes deleted
- QR code scanning not working
- Data loss with no backup
- App freezing or crashing
Requested features
3 requests- Ability to rename token cards
- Option to pin favorites or sort
- Assign categories to entries
Plus4U Key
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Authenticator App†
- Weekly Subscription Pack$8.997 Days
- Monthly Subscription$14.991 Month
- Yearly Subscription3 Days trial$49.991 Year
Plus4U Key
No in-app purchases
Questions
Is Authenticator App† free?
Is Plus4U Key free?
Do Authenticator App† or Plus4U Key have ads?
Which is updated more often, Authenticator App† or Plus4U Key?
Other comparisons















