# PassSlot Mobile vs Yubico Authenticator

The clearest difference is review sentiment: Yubico Authenticator at 43% against PassSlot Mobile's 0%. Yubico Authenticator also leads on rating (3.7 vs 2.3) and ratings volume (286 vs 3). PassSlot Mobile's advantage is iOS requirement (9.0 vs 16.0). 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.

Yubico Authenticator holds the better App Store score, 3.7 against 2.3. That said, the two scores are not equally well evidenced: Yubico Authenticator has 286 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 0% of PassSlot Mobile's written reviews are positive against 43% of Yubico Authenticator's.

## The numbers

| Metric | PassSlot Mobile | Yubico Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/passslot-mobile/id1242997616/reviews) | **[3.7 (286 ratings)](https://appshunter.io/ios/app/yubico-authenticator/id1476679808/reviews)** |
| Number of ratings | 3 | **286** |
| Positive reviews | 0.0% of reviews | **42.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Monthly |
| Monetization | Free | Free |
| Size | 16 MB | 4 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Simplysoft GmbH](https://appshunter.io/developer/562564175) | [Yubico](https://appshunter.io/developer/586890748) |

## What reviewers say

### PassSlot Mobile

[App page](https://appshunter.io/ios/app/passslot-mobile/id1242997616)

Manage loyalty programs, customer details, and create digital passes directly from your mobile device. This app integrates with PassSlot.com to provide tools for viewing analytics, messaging customers, and validating membership cards.

**Highlights:** Manage loyalty programs, View customer analytics, Message and email customers, Create new digital passes, Validate membership cards, View pass details and analytics

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is PassSlot Mobile free?

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

### Is Yubico Authenticator free?

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

### Which has better reviews, PassSlot Mobile or Yubico Authenticator?

Yubico Authenticator is rated higher. PassSlot Mobile averages 2.3 out of 5 from 3 ratings, while Yubico Authenticator averages 3.7 from 286 ratings.

### Do PassSlot Mobile or Yubico Authenticator have ads?

Neither PassSlot Mobile nor Yubico Authenticator shows ads.

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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.*