Authenticator vs ByteGuard
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Authenticator
Secure your digital life with this two-factor authentication and one-time password manager. It offers effortless, reliable, and private multi-factor authentication for all your accounts, from personal logins to crypto wallets.
- Two-factor authentication (2FA)
- One-time password (OTP) generation
- Multi-factor authentication (MFA)
- Account security
- User-friendly interface
- No sign-up required
- Optional cloud syncing
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Authenticator: 2FA & OTP App is your ultimate two-factor authentication (2FA) and multi-factor authentication (MFA) solution. Protect all your online accounts from unauthorized access with secure, time-based one-time passwords (TOTP) and HMAC-based codes (HOTP). Securing your personal accounts, work logins, crypto wallets, or developer platforms is now effortless, fast, and 100% private. KEY FEATURES: • INSTANT QR CODE SCANNER Set up 2FA accounts in seconds! Simply scan any standard QR code or manually enter secret keys. • ENCRYPTED VAULT & CLOUD BACKUP Keep your tokens safe with military-grade encryption. Seamlessly back up and sync your 2FA codes across all your devices so you never get locked out. • BIOMETRIC LOCK & PRIVACY FIRST Protect your authentication passcodes using Face ID, Touch ID, or a custom PIN code. Your secret keys stay encrypted on your device. • HOME SCREEN WIDGETS Access your OTP 2FA codes directly from your iPhone Home Screen without opening the app. • COMPATIBLE WITH 1,000+ SERVICES Works seamlessly with all major services including Google, Instagram, Facebook, Discord, Binance, Coinbase, Microsoft, GitHub, Amazon, Twitter/X, Workday, and more. • OFFLINE GENERATOR Generate secure 6-digit and 8-digit verification codes anytime, anywhere — even without an active internet connection. WHY CHOOSE AUTHENTICATOR APP? - No sign-up or registration required. - Zero tracking or data collection. - Offline-first architecture for maximum data protection. Take total control of your digital security today. Download Authenticator: 2FA & OTP App now! --- Privacy Policy: https://hiteshbhagchandani.framer.website/legal-terms/authenticator/privacy-policy Terms of Use: https://hiteshbhagchandani.framer.website/legal-terms/authenticator/terms-and-condition
ByteGuard
Securely manage passwords, generate strong ones, and store sensitive information with zero-knowledge encryption. Includes a built-in authenticator for 2FA codes and supports passkeys for passwordless sign-ins. Offers robust security features and cross-device syncing.
- Zero-knowledge encryption
- Password generation and management
- Built-in authenticator for 2FA
- Passkey support
- Secure storage for notes and cards
- Security reports and analysis
- Cross-device iCloud sync
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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: hellobyteguard@gmail.com
Screenshots
Verdict
The clearest difference is update cadence: ByteGuard at weekly against Authenticator's fortnightly. On price, rating, ratings volume and ads 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 sells 2 in-app purchases, starting at $4.99 per month and ByteGuard sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for Authenticator against 5.0 for ByteGuard. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Authenticator ships an update fortnightly, ByteGuard weekly. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.
| Parameter | Authenticator | ByteGuard |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 | 1 |
| Update frequency | Fortnightly | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Freemium |
| Devices | iPhone, iPad, Mac — better | iPhone, iPad |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 80 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | Hitesh Bhagchandani | 可文 麦 |
Customer experience
Authenticator
ByteGuard
In-app purchases
Authenticator
- Authenticator Pro Monthly$4.991 Month
- Authenticator Pro Yearly$14.991 Year
ByteGuard
- Monthly Subscription$0.991 Month
- Yearly Subscription$5.991 Year
- Lifetime Premium$9.99
Questions
Is Authenticator free?
Is ByteGuard free?
Which has better reviews, Authenticator or ByteGuard?
Do Authenticator or ByteGuard have ads?
Which is updated more often, Authenticator or ByteGuard?
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