# Epson DocumentScan vs Yubico Authenticator

The clearest difference is rating: Yubico Authenticator at 3.7 against Epson DocumentScan's 1.8. Yubico Authenticator also leads on review sentiment (44% vs 11%) and update cadence (monthly vs every 3 months). On price, ratings volume, ads and in-app purchases 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 1.8. Both are backed by a comparable volume of ratings — 121 and 268 respectively. Written reviews point the same way: 11% of Epson DocumentScan's written reviews are positive against 44% of Yubico Authenticator's.

Epson DocumentScan ships an update every 3 months, Yubico Authenticator monthly. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Epson DocumentScan | Yubico Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.8 (121 ratings)](https://appshunter.io/ios/app/epson-documentscan/id796829552/reviews) | **[3.7 (268 ratings)](https://appshunter.io/ios/app/yubico-authenticator/id1476679808/reviews)** |
| Number of ratings | 121 | **268** |
| Positive reviews | 10.8% of reviews | **43.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | Free |
| Size | 21 MB | 4 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Seiko Epson Corporation](https://appshunter.io/developer/326876195) | [Yubico](https://appshunter.io/developer/586890748) |

## What reviewers say

### Epson DocumentScan

[App page](https://appshunter.io/ios/app/epson-documentscan/id796829552)

Scan documents directly from your Epson scanner to your Apple device. Preview, edit, and organize scanned pages before sending them via email, to other apps, or to popular cloud storage services.  Transfer files to your PC using iTunes.

**Highlights:** Direct scanning to iPhone, iPod touch, iPad, Edit scanned pages (rotation, re-ordering), Send files via email, Integrate with cloud services (Box, Dropbox, Evernote, Google Drive, OneDrive), Send data to PC via iTunes, Autosize and auto image type recognition

**In-app purchases:** none

**What reviewers like**

- ✅ Basic scanning functionality works
- 📱 WiFi connectivity available for mobile scanning
- 📄 Saves documents as PDF format
- ⚡ Quick setup process for compatible scanners
- 🎨 Works well with art canvas scanning

**What reviewers complain about**

- 🐛 Frequent WiFi connectivity issues
- ❌ Poor iOS/iPhone compatibility
- 🔌 Requires cellular data to be disabled on iOS devices
- 📤 Difficult file export and sharing functionality
- ⚙️ Missing advanced features compared to desktop app

**Reported bugs**

- App cannot find scanner even when connected to same network
- WiFi direct mode fails to establish connection
- App freezes on scanner search screen
- Crashes when attempting to save photos to camera roll
- Crashes when pressing 'scan more' during batch operations

**Requested features**

- Direct save to Files app and cloud storage (Dropbox, OneDrive, Google Drive)
- OCR support for searchable PDFs
- Bulk export of multiple files at once
- Higher DPI scanning options (600 DPI or higher)
- Automatic double-sided page detection


### 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 Epson DocumentScan free?

Epson DocumentScan 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, Epson DocumentScan or Yubico Authenticator?

Yubico Authenticator is rated higher. Epson DocumentScan averages 1.8 out of 5 from 121 ratings, while Yubico Authenticator averages 3.7 from 268 ratings.

### Do Epson DocumentScan or Yubico Authenticator have ads?

Neither Epson DocumentScan nor Yubico Authenticator shows ads.

### Which is updated more often, Epson DocumentScan or Yubico Authenticator?

Epson DocumentScan ships an update every 3 months, and Yubico Authenticator monthly. Most recently, Epson DocumentScan was updated on October 8, 2026 and Yubico Authenticator on October 7, 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.*