# Yubico Authenticator vs Cardog

The clearest difference is rating: Cardog at 5.0 against Yubico Authenticator's 3.7. Yubico Authenticator's advantage is update cadence (monthly vs every 7 months) and ratings volume (268 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Cardog holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: Yubico Authenticator has 268 ratings behind it against 1, so its average is the more settled of the two.

Yubico Authenticator ships an update monthly, Cardog every 7 months. The most recent releases landed on September 14, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Yubico Authenticator | Cardog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (268 ratings)](https://appshunter.io/ios/app/yubico-authenticator/id1476679808/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cardog/id6745766069/reviews)** |
| Number of ratings | **268** | 1 |
| Positive reviews | 43.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 7 months |
| Monetization | Free | Free |
| Size | 4 MB | 101 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yubico](https://appshunter.io/developer/586890748) | [Samuel Sullivan Delgobbo](https://appshunter.io/developer/1812824816) |

## What reviewers say

### Yubico Authenticator

[App page](https://appshunter.io/ios/app/yubico-authenticator/id1476679808)

Secure your online accounts with hardware-backed two-factor authentication. Store unique credentials on a physical security key, eliminating the need to store sensitive data on your mobile device. Generate verification codes without an internet connection for enhanced account protection.

**Highlights:** Hardware-backed security key storage, Touch or NFC authentication, USB-C support, Biometric unlock (FaceID/TouchID), QR code setup, User presence verification, Smart Card support

**In-app purchases:** none

**What reviewers like**

- 🚀 Works well with Yubikey
- 🔒 Secure storage of OATH secrets
- 👍 Simple and easy to use
- 🚀 NFC support added

**What reviewers complain about**

- 🐛 NFC not working on some devices
- 🐛 Clunky UI for password-protected keys
- 🐛 Crashes and freezes reported
- 🐛 Incompatible with some devices (iPad, older iPhones)

**Reported bugs**

- NFC not working reliably
- Accounts disappearing after updates
- Calculation of codes not working
- Keyboard issues when using keys

**Requested features**

- Allow editing and rearranging of entries
- Add support for multiple keys per account
- Improve iPad/tablet support
- Add dark mode option
- Improve QR code scanning


### Cardog

[App page](https://appshunter.io/ios/app/cardog/id6745766069)

This app provides comprehensive automotive knowledge and management tools for car owners. It offers smart vehicle search, market intelligence, personal garage management, recall information, and fuel tracking. Utilize AI insights to make informed decisions throughout the car buying and ownership journey.

**Highlights:** Smart vehicle search with advanced filters, Real-time market intelligence and pricing, Personal garage for vehicle management, Comprehensive recall and safety database, Fuel price tracking and comparison, AI-powered automotive advice

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Yubico Authenticator free?

Yubico Authenticator is free to download, with no in-app purchases.

### Is Cardog free?

Cardog is free to download, with no in-app purchases.

### Which has better reviews, Yubico Authenticator or Cardog?

Cardog is rated higher. Yubico Authenticator averages 3.7 out of 5 from 268 ratings, while Cardog averages 5.0 from 1 ratings.

### Do Yubico Authenticator or Cardog have ads?

Neither Yubico Authenticator nor Cardog shows ads.

### Which is updated more often, Yubico Authenticator or Cardog?

Yubico Authenticator ships an update monthly, and Cardog every 7 months. Most recently, Yubico Authenticator was updated on September 14, 2026 and Cardog on September 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*