Comparison

Cryptnox vs 2FA Authenticator

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Cryptnox

Manage and secure FIDO2 security keys using NFC on your smartphone. Perform essential tasks like setting and changing PINs, verifying credentials, and managing resident keys. Track multiple cards and ensure seamless digital security.

Highlights
  • Manage FIDO2 security keys via NFC
  • Set, change, and verify PINs
  • Manage resident keys
  • Track multiple security cards
  • Read data from NFC-enabled keys
  • Intuitive and responsive interface
Features
Read full description

Cryptnox FIDO2 Card Manager is a comprehensive and user-friendly application designed to simplify and secure your FIDO2 security keys by using the power of NFC (Near Field Communication) for seamless communication. Whether you’re a security enthusiast, user, or developer, this app provides a simple solution for managing the configurations and functionality of your FIDO U2F security keys. With this app, you can smoothly perform various important tasks right on your smartphone. It supports the FIDO2 v2.1 and ensures a safe and updated experience. The supported commands include: Get Info: Provide detailed information about your FIDO2 card, including all key specifications, firmware versions, and other important details. Set PIN: Set up a new PIN for the FIDO2 card that will enable improved security by restricting unauthorized access to your device. Set PIN Lengh: Sets a minimum to the pin length. Change PIN: You can update or change your existing PIN when necessary, providing flexibility and enhanced protection for your card. Verify PIN: Validate the correctness of the PIN so it functions normally with no problems logging in. Always UV: enforce User Verification even when the server does not require it. Reset: This command is helpful in emergencies or if you forget the PIN. It allows you to reset the device and start with a new configuration. Credential Management: allows to list resident key credentials, and delete them. You can also keeps track of multiple cards by saving them according to their unique chip serial number, and link specific data such as user name or any relevant information. In addition to managing the FIDO2 Card, the app lets you read data from most NFC-enabled FIDO2 security keys, which increases its compatibility with other devices and makes it useful in a much wider range of applications. This application has an intuitive interface, so one can easily surf through different settings and commands. The responsive design of the application ensures smooth interaction and efficient performance, enabling users to manage FIDO2 security keys and PINs with ease, anywhere and anytime. Use the Cryptnox FIDO2 card manager for individual usage, manage the cards for your companies, or ensure that your security keys are up to date. This app has got everything covered, with a strong emphasis on security and ease of use. With Cryptnox FIDO2 Card Manager, ensure well-managed FIDO2 cards and flawless digital security.

About

2FA Authenticator

Features
Read full description

The only security app that does it all. KeyFort combines a full 2FA authenticator with an encrypted password vault — synced to iCloud, autofilled everywhere, and accessible on your Apple Watch. One app. Every password. Every code. Total security. --- TWO-FACTOR AUTHENTICATOR --- - Generate TOTP & HOTP codes for 1,000+ services - Scan QR codes or enter secrets manually - Color countdown ring — green, yellow, red alerts - Home Screen & Lock Screen widgets — codes without opening the app - Apple Watch app with complications — codes on your wrist --- ENCRYPTED PASSWORD VAULT --- - Store passwords, usernames, URLs, and secure notes - AutoFill passwords AND one-time codes in Safari and every app - Check passwords against real breach databases (Have I Been Pwned) - Everything stored in Keychain — never in plain text --- iCLOUD SYNC & BACKUP --- - Zero-knowledge encrypted sync across all your Apple devices - Automatic encrypted backups — up to 5 restore points - Encrypted .truster export — portable, private, truly yours --- SECURITY-FIRST DESIGN --- - Face ID / Touch ID + dedicated PIN lock - Auto-lock when app goes to background - Screen capture protection on sensitive screens - Secrets never leave your device — nothing sent to our servers --- BUILT-IN BROWSER --- - Log into websites without ever leaving KeyFort - Safari View (lightning fast) or full In-App WebView - AutoFill works seamlessly inside the browser --- IMPORT & MIGRATE --- - Import from Aegis (JSON), Google Authenticator (QR), CSV - Supports otpauth:// URI format - Full restore from encrypted backup in seconds --- KEYFORT PRO --- Unlock everything: - Unlimited 2FA codes and vault entries - iCloud Sync and encrypted Backup - AutoFill for passwords + one-time codes - Priority access to new features Try it free. No risk. No commitment. Your keys. Your fortress. Free tier includes up to 3 authenticator codes and 3 vault entries. SUPPORT Questions or ideas? Reach us at support@keyfort.app. We read every message. Privacy Policy: https://keyfort.app/privacy Terms of Use: https://keyfort.app/terms

Screenshots

Cryptnox4 screens
2FA Authenticator4 screens

Verdict

The call

The clearest difference is in-app purchases: Cryptnox at none against 2FA Authenticator's 2. 2FA Authenticator's advantage is update cadence (daily vs monthly) and device support (3 vs 1). On price, ads and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. 2FA Authenticator sells 2 in-app purchases, starting at $3.99 per month. Cryptnox asks for nothing beyond the download.

UpkeepUpdate frequency

Cryptnox ships an update monthly, 2FA Authenticator daily. The most recent releases landed on September 20, 2026 and October 11, 2026 respectively.

Scorecard3 real differences · 6 level
Cryptnox versus 2FA Authenticator: the parameters behind the verdict, then further details
ParameterCryptnox2FA Authenticator
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyMonthlyDaily — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhoneiPhone, iPad, Apple Watch — better
Requires iOS17.0 — better18.6
Further details — not scored
Size5 MB13 MB
Age rating4+17+
DeveloperCryptnoxLira AI

In-app purchases

None

Cryptnox

No in-app purchases

2 purchases

2FA Authenticator

Subscriptions2
  • KeyFort Pro — Monthly3 Days trial$3.991 Month
  • KeyFort Pro — Yearly3 Days trial$39.991 Year

Questions

Is Cryptnox free?
Cryptnox is free to download, with no in-app purchases.
Is 2FA Authenticator free?
2FA Authenticator is free to download, with in-app purchases available.
Do Cryptnox or 2FA Authenticator have ads?
Neither Cryptnox nor 2FA Authenticator shows ads.
Which is updated more often, Cryptnox or 2FA Authenticator?
Cryptnox ships an update monthly, and 2FA Authenticator daily. Most recently, Cryptnox was updated on September 20, 2026 and 2FA Authenticator on October 11, 2026.

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