FEITIAN Authenticator vs Cryptnox
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FEITIAN Authenticator
This utility app facilitates identity authentication by burning secret seeds and managing time. It integrates with iePassFIDO for enhanced security and verification processes.
- Burn secret seeds
- Time management
- Identity authentication
- iePassFIDO integration
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FEITIAN Authenticator is An app that can be used to burn secret seeds,time. Combining with iePassFIDO, to realize identity authentication.
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.
- 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
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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.
Screenshots
Verdict
The clearest difference is rating: Cryptnox at 5.0 against FEITIAN Authenticator's 1.3. Cryptnox also leads on update cadence (monthly vs every 11 months). FEITIAN Authenticator's advantage is device support (3 vs 1) and ratings volume (3 vs 1). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.
Cryptnox holds the better App Store score, 5.0 against 1.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively.
FEITIAN Authenticator ships an update every 11 months, Cryptnox monthly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | FEITIAN Authenticator | Cryptnox |
|---|---|---|
| Price | Free | Free |
| Rating | 1.3 (3 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 11 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 3 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | FEITIAN Technologies Co.,Ltd. | Cryptnox |
Customer experience
FEITIAN Authenticator
Cryptnox
In-app purchases
FEITIAN Authenticator
No in-app purchases
Cryptnox
No in-app purchases
Questions
Is FEITIAN Authenticator free?
Is Cryptnox free?
Which has better reviews, FEITIAN Authenticator or Cryptnox?
Do FEITIAN Authenticator or Cryptnox have ads?
Which is updated more often, FEITIAN Authenticator or Cryptnox?
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