Open Authenticator by Skyost vs Authenticator App-2FA・MFA・OTP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Open Authenticator by Skyost
This app generates Time-Based One-Time Passwords (TOTPs) to enhance online account security through two-factor authentication. It offers cross-platform syncing, a self-hostable backend, and an intuitive interface for managing your security codes.
- Generates Time-Based One-Time Passwords (TOTPs)
- Enhances online account security with 2FA
- Cross-platform token syncing
- Self-hostable backend option
- Fast and easy-to-use interface
- Open-source and free for local use
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PROTECT YOUR ONLINE ACCOUNTS WITH OPEN AUTHENTICATOR Open Authenticator generates Time-Based One-Time Passwords (TOTPs), which serve as the second factor in the 2FA process. These temporary codes are valid for a short period of time and are used alongside your password to verify your identity when logging into your accounts. This significantly enhances the security of your online accounts and protects them from unauthorized access. KEY FEATURES - Open-Source & Free to use : Our commitment to transparency and security means our app is open-source and will always remain free for local use. If it doesn't cost anything for us, then it shouldn't cost anything for you ! - Cross-Platform Compatibility : Seamlessly sync your TOTP tokens across all your devices, whether you're using iOS, macOS or another platform. - Self-Hostable Backend : You can host the backend on your own server. Your data, your choice. - A lovely crafted app : Open Authenticator has been designed to be fast and easy to use. Quickly find all your TOTPs and copy them directly from the main page ! IN SUMMARY, WHY OPEN AUTHENTICATOR ? Here are the reasons why you should download Open Authenticator : - Enhanced Security : Protect your online accounts from unauthorized access with strong 2FA. - User-Friendly Interface : Intuitive design makes it easy to add, manage, and organize your TOTP tokens. - Continuous Improvement : We're dedicated to delivering the best user experience and regularly update our app with new features and improvements. LINKS - Check it out on Github : https://github.com/openauthenticator-app/openauthenticator - Visit our website : https://openauthenticator.app LEGAL - Privacy policy : https://openauthenticator.app/privacy-policy - Terms of service : https://openauthenticator.app/terms-of-service
Authenticator App-2FA・MFA・OTP
Enhance your online security by generating time-based one-time passcodes for two-factor authentication. Securely manage multiple accounts with effortless setup, biometric integration, and cloud backups. Enjoy a sleek interface with cross-device syncing for ultimate convenience.
- Multiple account support
- QR code scanning for setup
- Face ID/Touch ID integration
- Cloud backups via iCloud
- Dark mode interface
- Cross-device synchronization
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Secure Your Digital Life with Our Authenticator App Our Authenticator app is designed to provide you with a seamless and secure two-factor authentication (2FA) experience. Safeguard your online accounts from unauthorized access by generating time-based one-time passcodes (TOTP) that add an extra layer of protection to your login process. Key Features: - Multiple Account Support: Easily manage and secure all your accounts in one place, from social media to financial services. - Effortless Setup: Quickly add accounts by scanning QR codes or manually entering details. - Face ID and Touch ID Integration: Use biometric authentication for quick and secure access to your codes. - Cloud Backups: Ensure you never lose access to your codes with secure backups on iCloud. - Dark Mode: Enjoy a sleek, eye-friendly interface designed for low-light environments. - Cross-Device Sync: Seamlessly sync your codes across multiple devices for maximum convenience. Whether you're protecting your email, social media, or online banking, our Authenticator app is your trusted companion for enhanced security. Terms of Use: https://authenticator2.com/terms Privacy Policy: https://authenticator2.com/policy
Screenshots
Verdict
Open Authenticator by Skyost and Authenticator App-2FA・MFA・OTP both sit at 4.4 stars, but that hides the real split: 69% of Authenticator App-2FA・MFA・OTP's written reviews are positive against 0% of Open Authenticator by Skyost's. Authenticator App-2FA・MFA・OTP also leads on ratings volume (690 vs 9) and chart position (#123 vs unranked). Open Authenticator by Skyost's advantage is ads (none vs shown) and iOS requirement (15.0 vs 17.6). On price, rating, update cadence 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. Open Authenticator by Skyost sells 2 in-app purchases, starting at $0.99 per month and Authenticator App-2FA・MFA・OTP sells 8 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Authenticator App-2FA・MFA・OTP holds the better App Store score, 4.6 against 4.4. That said, the two scores are not equally well evidenced: Authenticator App-2FA・MFA・OTP has 690 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 0% of Open Authenticator by Skyost's written reviews are positive against 69% of Authenticator App-2FA・MFA・OTP's.
Open Authenticator by Skyost ships an update fortnightly, Authenticator App-2FA・MFA・OTP every 9 days. Both last shipped on October 14, 2026.
| Parameter | Open Authenticator by Skyost | Authenticator App-2FA・MFA・OTP |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (9 ratings) | 4.6 (690 ratings) — better |
| Positive reviews | 0.0% of reviews | 68.9% of reviews — better |
| Number of ratings | 9 | 690 — better |
| Update frequency | Fortnightly | Every 9 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | #123 — better |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, Apple Watch |
| Requires iOS | 15.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 56 MB | 153 MB |
| Age rating | 4+ | 4+ |
| Developer | Hugo Delaunay | FLOOMIX LTD |
Customer experience
Open Authenticator by Skyost
Authenticator App-2FA・MFA・OTP
In-app purchases
Open Authenticator by Skyost
- Contributor Plan: Monthly$0.991 Month
- Contributor Plan: Annual$9.991 Year
Authenticator App-2FA・MFA・OTP
- Weekly Access3 Days trial$5.997 Days
- Weekly Access3 Days trial$9.997 Days
- Weekly Access$9.997 Days
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- Yearly Access$49.991 Year
- Yearly Access$59.991 Year
- Yearly Access3 Days trial$59.991 Year
- Yearly Access$69.991 Year
- Yearly Access3 Days trial$69.991 Year
Questions
Is Open Authenticator by Skyost free?
Is Authenticator App-2FA・MFA・OTP free?
Which has better reviews, Open Authenticator by Skyost or Authenticator App-2FA・MFA・OTP?
Do Open Authenticator by Skyost or Authenticator App-2FA・MFA・OTP have ads?
Which is updated more often, Open Authenticator by Skyost or Authenticator App-2FA・MFA・OTP?
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