# Xperia Ear Duo vs NFC情報

The clearest difference is review sentiment: Xperia Ear Duo at 43% against NFC情報's 0%. Xperia Ear Duo also leads on in-app purchases (none vs 1) and ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. NFC情報 sells 1 one-off in-app purchase. Xperia Ear Duo asks for nothing beyond the download.

Xperia Ear Duo ships an update every 6 weeks, NFC情報 every 3 weeks. The most recent releases landed on October 19, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Xperia Ear Duo | NFC情報 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (5 ratings)](https://appshunter.io/ios/app/xperia-ear-duo/id1264454272/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | **42.9% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 50 MB | 13 MB |
| Requires iOS | **10.0** | 26.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sony Mobile Communications AB](https://appshunter.io/developer/435091064) | [KAZUTOSHI KINOSHITA](https://appshunter.io/developer/1148380017) |

## What reviewers say

### Xperia Ear Duo

[App page](https://appshunter.io/ios/app/xperia-ear-duo/id1264454272)

Control your audio experience and stay connected to your surroundings. This app allows for initial setup, access to manuals, and customization of your device's settings, including voice commands and adaptive volume control.

**Highlights:** Voice command activation, Adaptive volume control, Clear and natural sound, Head gesture recognition, Initial setup and customization, Access to instruction manual

**In-app purchases:** none


### NFC情報

[App page](https://appshunter.io/ios/app/nfc/id1481659228)

This app allows you to save NFC (FeliCa etc.) information to CSV or SQLite database files. Once scanned, data is stored on your iPhone even if removed from the IC card, enabling household accounting. It offers four CSV export formats to prevent character encoding issues.

**Highlights:** Save NFC information to CSV, Save NFC information to SQLite, Export data via email, Household accounting integration, Multiple CSV export formats, Data stored on iPhone

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NFC情報メール作成回数 | $0.99 | one-time |


## Frequently asked questions

### Is Xperia Ear Duo free?

Xperia Ear Duo is free to download, with no in-app purchases.

### Is NFC情報 free?

NFC情報 is free to download, with in-app purchases available.

### Do Xperia Ear Duo or NFC情報 have ads?

NFC情報 shows ads; Xperia Ear Duo does not.

### Which is updated more often, Xperia Ear Duo or NFC情報?

Xperia Ear Duo ships an update every 6 weeks, and NFC情報 every 3 weeks. Most recently, Xperia Ear Duo was updated on October 19, 2026 and NFC情報 on October 29, 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.*