OTP vs AtOnline Auth
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OTP
This app generates secure one-time passwords for two-factor authentication on your device. It supports various protocols, allows easy account setup via QR codes or manual entry, and offers robust security features like biometric locks and encrypted backups.
- TOTP & HOTP code generation
- QR code scanning for setup
- Biometric app lock (Face ID/Touch ID)
- Encrypted data export/import
- Account grouping and organization
- Dark Mode support
- iCloud sync and backup
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OTP-Auth is a beautifully designed two-factor authentication (2FA) app that generates one-time passwords on your iPhone. Supporting both TOTP and HOTP protocols, it adds an essential layer of security to all your online accounts. KEY FEATURES: - Generate TOTP & HOTP verification codes offline - Scan QR codes or add accounts manually - Tap to reveal code and copy to clipboard - Face ID & Touch ID biometric app lock - Dark Mode with system, light, and dark themes - iCloud sync and backup across devices - Export & import data with AES-256-GCM encryption - Import from Google Authenticator, 2FAS, and Aegis - 60+ branded service icons with auto-matching - Account grouping with drag-and-drop reorder - Search and sort by name, type, or custom order - Modern card-style UI with smooth animations SECURITY FIRST: Your authentication secrets never leave your device or your iCloud. Encrypted exports use AES-256-GCM. Biometric authentication keeps your codes private even if someone has your phone. IMPORT & EXPORT: Easily migrate from other authenticator apps. OTP-Auth supports encrypted JSON, plain text URI, 2FAS backup, Aegis vault, and Google Authenticator QR migration. Export your data securely with password-protected encryption. ORGANIZE YOUR WAY: Group accounts into custom folders, drag and drop to reorder, and use the built-in search to find any account instantly. Hide codes by default and reveal with a tap. PERMISSIONS: Camera access is required for scanning QR codes to add accounts. Learn more about OTP verification: https://www.wikiwand.com/en/One-time_password
AtOnline Auth
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AtOnline Auth is a secure two-factor authentication (2FA) app that helps protect your online accounts with time-based one-time passwords (TOTP), HMAC-based one-time passwords (HOTP), and OCRA challenge-response authentication. KEY FEATURES: Secure Token Management - Store and manage all your 2FA tokens in one place - Add tokens easily by scanning QR codes or entering details manually - Support for TOTP, HOTP, and OCRA (RFC 6287) authentication methods - Configurable token settings (6 or 8 digits, various time periods) OCRA Challenge-Response - Full RFC 6287 OCRA support for enterprise authentication - Scan challenge QR codes to auto-fill and generate responses - Support for PIN, session data, counter, and timestamp options - Compatible with banking and high-security applications Strong Security - Master password protection with industry-standard encryption - Biometric authentication (Face ID and Touch ID) for quick access - All sensitive data encrypted locally on your device - No cloud storage - your secrets never leave your device Smart Organization with Tags - Create custom tags to organize tokens by category (work, personal, banking, crypto) - Filter and find tokens instantly using tags - Manage dozens of accounts without losing track - Quick search across all your tokens Backup & Recovery - Secure encrypted backup export - Password-protected import/restore functionality - Never lose access to your accounts SUPPORTED ALGORITHMS: - SHA1, SHA256, and SHA512 hash algorithms - Compatible with all standard TOTP/HOTP/OCRA authenticator systems AtOnline Auth works offline and keeps your authentication codes secure and accessible whenever you need them.
Screenshots
Verdict
The clearest difference is in-app purchases: AtOnline Auth at none against OTP's 1. OTP's advantage is iOS requirement (9.3 vs 13.0). 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. OTP sells 1 one-off in-app purchase. AtOnline Auth asks for nothing beyond the download.
| Parameter | OTP | AtOnline Auth |
|---|---|---|
| Price | Free | Free |
| Rating | 3.6 (18 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 18 — better | — |
| Update frequency | Every 6 months | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 9.3 — better | 13.0 |
| Further details — not scored | ||
| Size | 27 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | 浩 王 | Karpelès Lab Inc. |
In-app purchases
OTP
- OTPAuth Premium$1.99
AtOnline Auth
No in-app purchases
Questions
Is OTP free?
Is AtOnline Auth free?
Do OTP or AtOnline Auth have ads?
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