# Japan NFC Reader vs (EXTENDS)BMS バッテリー監視

The clearest difference is in-app purchases: (EXTENDS)BMS バッテリー監視 at none against Japan NFC Reader's 2. (EXTENDS)BMS バッテリー監視 also leads on ads (none vs shown). Japan NFC Reader's advantage is device support (4 vs 2) and iOS requirement (12.0 vs 17.0). On price and update cadence there is nothing between them.

Both are free to download. Japan NFC Reader sells 2 one-off in-app purchases. (EXTENDS)BMS バッテリー監視 asks for nothing beyond the download.

Japan NFC Reader ships an update every 6 days, (EXTENDS)BMS バッテリー監視 weekly. The most recent releases landed on October 9, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Japan NFC Reader | (EXTENDS)BMS バッテリー監視 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (24 ratings)](https://appshunter.io/ios/app/japan-nfc-reader/id1480265213/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 days** | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 48 MB | 3 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ryoga Tanaka](https://appshunter.io/developer/1480265212) | [Lancia kitabatake](https://appshunter.io/developer/1852975591) |

## What reviewers say

### Japan NFC Reader

[App page](https://appshunter.io/ios/app/japan-nfc-reader/id1480265213)

Easily check the balance and usage history of various Japanese transit and e-money cards directly on your iPhone. Supports a wide range of IC cards and payment services for convenient financial tracking.

**Highlights:** Check e-money balance, View usage history, Supports Transit IC cards, Supports Rakuten Edy, nanaco, WAON, Supports Hong Kong Octopus card, iPhone compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hide Ads (General) | $1.99 | one-time |
| Hide Ads (Advanced Features) | $4.99 | one-time |


### (EXTENDS)BMS バッテリー監視

[App page](https://appshunter.io/ios/app/extendsbms/id6785416713)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Japan NFC Reader free?

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

### Is (EXTENDS)BMS バッテリー監視 free?

(EXTENDS)BMS バッテリー監視 is free to download, with no in-app purchases.

### Do Japan NFC Reader or (EXTENDS)BMS バッテリー監視 have ads?

Japan NFC Reader shows ads; (EXTENDS)BMS バッテリー監視 does not.

### Which is updated more often, Japan NFC Reader or (EXTENDS)BMS バッテリー監視?

Japan NFC Reader ships an update every 6 days, and (EXTENDS)BMS バッテリー監視 weekly. Most recently, Japan NFC Reader was updated on October 9, 2026 and (EXTENDS)BMS バッテリー監視 on October 17, 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.*