# 外貨預金 ドコモSMTBネット銀行 vs MyJCB

The clearest difference is rating: MyJCB at 4.8 against 外貨預金 ドコモSMTBネット銀行's 4.4. MyJCB also leads on review sentiment (33% vs 23%). 外貨預金 ドコモSMTBネット銀行's advantage is monetization model (free vs ad-supported). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MyJCB holds the better App Store score, 4.8 against 4.4. Both are backed by a comparable volume of ratings — 17 and 24 respectively. Written reviews point the same way: 23% of 外貨預金 ドコモSMTBネット銀行's written reviews are positive against 33% of MyJCB's.

外貨預金 ドコモSMTBネット銀行 ships an update every 3 months, MyJCB every 2 months. The most recent releases landed on October 17, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 外貨預金 ドコモSMTBネット銀行 | MyJCB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (17 ratings)](https://appshunter.io/ios/app/smtb/id575836404/reviews) | **[4.8 (24 ratings)](https://appshunter.io/ios/app/myjcb/id1097001344/reviews)** |
| Number of ratings | 17 | **24** |
| Positive reviews | 23.1% of reviews | **33.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | **Free** | Ad-supported |
| Size | 24 MB | 157 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [DOCOMO SMTB Net Bank, Inc.](https://appshunter.io/developer/436755039) | [JCB Co., Ltd.](https://appshunter.io/developer/433044962) |

## What reviewers say

### 外貨預金 ドコモSMTBネット銀行

[App page](https://appshunter.io/ios/app/smtb/id575836404)

This app facilitates foreign currency savings account transactions with an intuitive interface. It offers features like automatic login, price surge/drop notifications, and P/L checks to enhance your trading experience. New users can also open a foreign currency account directly through the app.

**Highlights:** Intuitive interface, Automatic login (biometric, PIN), Price surge/drop notifications, Profit and loss checking, Foreign currency account opening

**In-app purchases:** none


### MyJCB

[App page](https://appshunter.io/ios/app/myjcb/id1097001344)

Manage your JCB card account with easy login options like fingerprint or face ID. Quickly check your spending, payment dates, and points. Receive notifications for card usage and set alerts to prevent overspending for secure and convenient card management.

**Highlights:** Easy login with biometrics or passcode, View recent spending and payment dates, Track loyalty points, Sort and filter transaction history, Consolidated login for multiple cards, Security status dashboard, Card usage notifications and spending alerts

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

**In-app purchases:** none


## Frequently asked questions

### Is 外貨預金 ドコモSMTBネット銀行 free?

外貨預金 ドコモSMTBネット銀行 is free to download, with no in-app purchases.

### Is MyJCB free?

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

### Which has better reviews, 外貨預金 ドコモSMTBネット銀行 or MyJCB?

MyJCB is rated higher. 外貨預金 ドコモSMTBネット銀行 averages 4.4 out of 5 from 17 ratings, while MyJCB averages 4.8 from 24 ratings.

### Do 外貨預金 ドコモSMTBネット銀行 or MyJCB have ads?

Neither 外貨預金 ドコモSMTBネット銀行 nor MyJCB shows ads.

### Which is updated more often, 外貨預金 ドコモSMTBネット銀行 or MyJCB?

外貨預金 ドコモSMTBネット銀行 ships an update every 3 months, and MyJCB every 2 months. Most recently, 外貨預金 ドコモSMTBネット銀行 was updated on October 17, 2026 and MyJCB on October 10, 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.*