# Yubico Authenticator vs PDFScanner Neo

The clearest difference is review sentiment: Yubico Authenticator at 44% against PDFScanner Neo's 0%. Yubico Authenticator also leads on rating (3.7 vs 2.0) and in-app purchases (none vs 2). PDFScanner Neo's advantage is update cadence (every 10 days vs monthly). On price, ads and device support there is nothing between them.

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

Yubico Authenticator holds the better App Store score, 3.7 against 2.0. That said, the two scores are not equally well evidenced: Yubico Authenticator has 268 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 44% of Yubico Authenticator's written reviews are positive against 0% of PDFScanner Neo's.

Yubico Authenticator ships an update monthly, PDFScanner Neo every 10 days. The most recent releases landed on October 16, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Yubico Authenticator | PDFScanner Neo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (268 ratings)](https://appshunter.io/ios/app/yubico-authenticator/id1476679808/reviews)** | [2.0 (4 ratings)](https://appshunter.io/ios/app/pdfscanner-neo/id6773280848/reviews) |
| Number of ratings | **268** | 4 |
| Positive reviews | **43.6% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 10 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 4 MB | 20 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yubico](https://appshunter.io/developer/586890748) | [Felix Rotthowe](https://appshunter.io/developer/410968117) |

## 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


### PDFScanner Neo

[App page](https://appshunter.io/ios/app/pdfscanner-neo/id6773280848)

Easily scan paper documents into searchable PDFs using your device camera or network hardware scanners. Offers features like OCR, automatic page cleanup, and smart saving for efficient document capture and organization.

**Highlights:** Scan from Wi-Fi and network scanners, Scan with device camera, Optical character recognition (OCR), Automatic page cleanup and correction, Fast page organization, Compact PDF export, Smart Save with presets

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Neo Pro Monthly | $3.99 | per month |
| Neo Pro Yearly | $44.99 | per year |


## Frequently asked questions

### Is Yubico Authenticator free?

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

### Is PDFScanner Neo free?

PDFScanner Neo is free to download, with in-app purchases available.

### Which has better reviews, Yubico Authenticator or PDFScanner Neo?

Yubico Authenticator is rated higher. Yubico Authenticator averages 3.7 out of 5 from 268 ratings, while PDFScanner Neo averages 2.0 from 4 ratings.

### Do Yubico Authenticator or PDFScanner Neo have ads?

Neither Yubico Authenticator nor PDFScanner Neo shows ads.

### Which is updated more often, Yubico Authenticator or PDFScanner Neo?

Yubico Authenticator ships an update monthly, and PDFScanner Neo every 10 days. Most recently, Yubico Authenticator was updated on October 16, 2026 and PDFScanner Neo on October 5, 2026.

---

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