AuthWire Authenticator vs Sealed Calendar
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
AuthWire Authenticator
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AuthWire Authenticator delivers strong, device-bound multi-factor authentication (MFA) for organizations with high security and compliance requirements. The app leverages cryptographic keys that are generated directly on the iPhone and securely stored in the deviceβs secure enclave β protected by Face ID, Touch ID, or system passcode. Now with support for Passkeys β enabling modern, passwordless authentication based on open FIDO2 standards. Ideal for Zero Trust architectures and secure user flows without shared secrets. The Authenticator is purpose-built for enterprise environments that demand maximum security. Its implementation aligns with BSI recommendations and meets the assurance level defined by NIST SP 800-63B (AAL3). Key Features: β’ Device-bound cryptographic authentication β’ Phishing-resistant push approval β’ Biometric authentication (Face ID, Touch ID) or system passcode β’ Secure key lifecycle management (no credential export) β’ Compatible with TOTP-based services β’ Passwordless login via Passkeys β’ Optimized for Zero Trust architectures through the AuthWire platform AuthWire Authenticator can be integrated as a second factor in existing infrastructure or serve as a central trust anchor within modernized identity stacks
Sealed Calendar
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Sealed Calendar is the calendar app for those who value privacy above all else. WHY SEALED CALENDAR? In a world where every app wants your data, Sealed Calendar is different. We don't want your data. We can't even see your data. TRUE PRIVACY - Zero data collection - No analytics or tracking - No accounts or sign-ups required - Works completely offline - No cloud dependency MILITARY-GRADE SECURITY - End-to-end encryption using XSalsa20-Poly1305 - Your passcode protects everything - Optional Face ID / Touch ID unlock - Zero-knowledge architecture FULL-FEATURED CALENDAR - Multiple calendars with custom colors - Event reminders and notifications - Attach documents and images (all encrypted) - All-day and timed events - Recurring events (daily, weekly, monthly, yearly) - Search across all your events - Day, week, month, and agenda views YOUR DATA, YOUR CONTROL - All data stays on your device - Export encrypted backups anytime - Transfer to new devices via QR code - Delete everything with one tap - No account needed - ever DEVICE-TO-DEVICE SYNC - Optional sync between your devices - Self-hosted - you control the server - No third-party cloud services - End-to-end encrypted transfers WHO IS THIS FOR? - Privacy advocates - Security professionals - Journalists and activists - Anyone tired of corporate surveillance - People who value digital autonomy Sealed Calendar proves that you don't have to sacrifice features for privacy. Your schedule is personal. Keep it that way.
Screenshots
Verdict
The clearest difference is iOS requirement: Sealed Calendar at 15.1 against AuthWire Authenticator's 17.6. On price and in-app purchases there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | AuthWire Authenticator | Sealed Calendar |
|---|---|---|
| Price | Free | Free |
| Update frequency | Daily | β |
| Ads | No | β |
| In-app purchases | No | No |
| Devices | iPhone β better | β |
| Requires iOS | 17.6 | 15.1 β better |
| Further details β not scored | ||
| Size | 19 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | AuthWire GmbH | John Quigley |
In-app purchases
AuthWire Authenticator
No in-app purchases
Sealed Calendar
No in-app purchases
Questions
Is AuthWire Authenticator free?
Is Sealed Calendar free?
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