ByteGuard - Password Manager
可文 麦 Productivity iPhoneiPadiPod touch
ByteGuard - Password Manager is a free Productivity app for iPhone and iPad by 可文 麦. Rated 5.0/5 from 1 ratings. Requires iOS 17.0. Updated June 17, 2026.
- Rating
- 5.0
- 1 ratings
- Price
- Free
- on the App Store
- Size
- 24 MB
- Age 4+
- Updated
- Jun 17
- 2026 · v2.5.0
Screenshots
About ByteGuard - Password Manager
ByteGuard is a secure password manager and authenticator with zero-knowledge encryption. Your data stays completely private — we can't see it, only you can decrypt it. KEY FEATURES ◆ MILITARY-GRADE SECURITY • Zero-knowledge architecture: all encryption happens locally • AES-256-GCM encryption with Argon2id key derivation • Dual protection: Master Password + Secret Key • Biometric unlock (Face ID / Touch ID / Optic ID) • Auto-lock when you leave the app • Privacy screen protection in app switcher • Compatible with Apple Lockdown Mode ◆ SMART PASSWORD MANAGEMENT • Store unlimited passwords, cards, notes & identities — free • One-tap AutoFill in Safari and apps • Smart matching of associated domains for the same service • Auto-prompt to save new passwords from browsers (iOS 26.2+) • Powerful password generator with random characters or memorable passphrases • Password history tracking ◆ BUILT-IN AUTHENTICATOR • 2FA/TOTP & HOTP code generator • Works as your standalone authenticator app • Auto-copy codes + system-level one-tap AutoFill (iOS 18.0+) • SHA-1, SHA-256 & SHA-512 support ◆ PASSKEY SUPPORT • Create, store and use passkeys for passwordless sign-in • Works across browsers and apps • Syncs via iCloud to all your devices ◆ STORE MORE THAN PASSWORDS • Bank cards, identity documents & secure notes • API keys, software licenses & OAuth tokens • Organize with custom tags • Recover deleted items for 30 days ◆ MULTIPLE VAULTS • Separate vaults for personal, work & family • Each vault has independent encryption & Secret Key • Quick switch between vaults ◆ SECURITY REPORT • Password strength analysis, duplicate detection & expiration alerts • HTTP-only site detection • Data breach monitoring via Have I Been Pwned • 2FA coverage check • At-a-glance security summary on home screen • Overall security score (0–100) ◆ SYNC & BACKUP • Optional iCloud sync across all your Apple devices • End-to-end encrypted cloud backup • Import from 1Password, Bitwarden, LastPass, Dashlane, KeePass & Apple Keychain • Export to CSV, JSON or encrypted .bytegx ◆ PRIVACY FIRST • No account required to start • No tracking, no analytics, no ads • Your data never leaves your device unencrypted • Works fully offline ◆ WIDGETS & SPOTLIGHT • Quick-access widget with vault stats / color-coded digits & symbols • Password generator widget with one-tap copy • Spotlight search for instant access WHY BYTEGUARD? ByteGuard uses a zero-knowledge architecture. Your master password never leaves your device, and all encryption happens locally. Only you can access your data. FREE PLAN • Unlimited passwords, cards, notes & identities • Unlimited 2FA codes • Biometric unlock & AutoFill • Password generator & auto-lock PREMIUM (upgrade anytime) • iCloud sync & cloud backup • Unlimited vaults (free: up to 3) • Batch import & export • Data breach detection • Full security report • Custom themes Start with a 30-day free trial of all premium features. No credit card required. Monthly ($0.99), Yearly ($5.99), or Lifetime ($9.99) — pay once, use forever. --- Terms of Service: https://bytelink.online/en/terms Privacy Policy: https://bytelink.online/en/privacy Support: [email protected]
What’s new
Version 2.5.0 · Updated June 17, 2026
[What's New] • Tags: add tags to passwords, cards, and more — organize them with a multi-level parent/child hierarchy and filter by tag on the Home screen (selecting a parent tag automatically includes its sub-tags) • One-tap password generation: create a strong password right from the keyboard while editing [Improvements] • New keyboard toolbar: quickly jump to the previous / next field, and dismiss the keyboard with one tap • Search now matches tag names • New "Display" settings page to customize how tags appear in lists and details • Improved Chinese input in search (typing pinyin no longer triggers premature empty results) • Localization improvements [Bug Fixes] • Various fixes and stability improvements
App privacy
The developer, 可文 麦, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| ByteGuard - Password Manager | 5.0 / 5 (1 rating) | Free | June 17, 2026 | |
| RabbitKey: Password Manager | – | Free | Jul 6, 2026 | Compare |
| 2FA Authenticator: Mabi Auth | 5.0 / 5 (1) | Free | Sep 17, 2026 | Compare |
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