One vs Authenticator 2FA, MFA, OTP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
One
This utility generates a secure, eight-digit disposable password every minute. These one-time passwords are ideal for enhancing security across various online services, as they become invalid after a short period, even if compromised.
- Generates eight-digit passwords
- Passwords valid for one minute
- Enhances online service security
- Disposable password functionality
- Requires OTP application at service
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What is One-Time Password? One-Time Password is the disposable password which is effective solely once. In this Application, a random eight digit password is generated every one minute. You can securely use the various kinds of services because the password is invalidated in one minute even if the password is stolen. For using this App, it is required to apply for the OTP at the service which adopted this App. As applying for the OTP, the email notification about the App procedure will be delivered at the email address registered.
Authenticator 2FA, MFA, OTP
Secure your online accounts with a fast and easy two-factor authentication app. It supports quick setup via QR code scanning, Face ID, and includes a built-in password manager for auto-filling credentials. Compatible with all major 2FA-enabled platforms.
- Quick setup with QR code scanning
- Face ID support
- Built-in password manager
- AutoFill capabilities
- Compatible with major 2FA platforms
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Authenticator 2FA, MFA, OTP – Simple, Secure 2FA Protect your accounts with a fast and easy two-factor authentication (2FA) app. Scan QR codes and manage time-based one-time passwords (TOTP) for all your supported services. Key Features: - Quick setup with QR code scanning - Face ID support - Built-in password manager & AutoFill - Compatible with all major 2FA-enabled platforms Premium Access: Unlock all features with a premium subscription. Some tools and advanced options are available only to premium users. Subscription Terms: Payment charged to your iTunes account at confirmation Auto-renews unless canceled 24h before renewal Manage or cancel in Account Settings Download Authenticator app today and take control of your security. Privacy Policy: https://sites.google.com/view/authenticator2famfaotp/privacy-policy Terms of Service: https://sites.google.com/view/authenticator2famfaotp/terms-of-service Support: support@velari.site
Screenshots
Verdict
The clearest difference is review sentiment: Authenticator 2FA, MFA, OTP at 100% against One's 13%. Authenticator 2FA, MFA, OTP also leads on update cadence (every 2 weeks vs every 5 months). One's advantage is in-app purchases (none vs 9) and iOS requirement (14.0 vs 17.6). 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 2FA, MFA, OTP sells 9 in-app purchases, starting at $2.99 per 7 days. One asks for nothing beyond the download.
One ships an update every 5 months, Authenticator 2FA, MFA, OTP every 2 weeks. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.
| Parameter | One | Authenticator 2FA, MFA, OTP |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.5 (128 ratings) — better |
| Positive reviews | 12.5% of reviews | 100.0% of reviews — better |
| Number of ratings | — | 128 — better |
| Update frequency | Every 5 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, Apple Watch — better |
| Requires iOS | 14.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 49 MB | 118 MB |
| Age rating | 4+ | 4+ |
| Developer | NTT DATA GROUP CORPORATION | Maksym Holoborodko |
Customer experience
One
Authenticator 2FA, MFA, OTP
In-app purchases
One
No in-app purchases
Authenticator 2FA, MFA, OTP
- Unlock all features7 Days trial$2.997 Days
- Unlock all features3 Days trial$9.997 Days
- Unlock all features$9.997 Days
Show 4 moreShow fewer
- Unlock all features$19.991 Year
- Unlock all features$59.991 Year
- Unlock all features$69.991 Year
- Unlock all features$79.991 Year
- Unlock all features$69.99
- Unlock all features$99.99
Questions
Is One free?
Is Authenticator 2FA, MFA, OTP free?
Do One or Authenticator 2FA, MFA, OTP have ads?
Which is updated more often, One or Authenticator 2FA, MFA, OTP?
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