# OCN アプリ vs GTN Mobile App

The clearest difference is rating: OCN アプリ at 4.6 against GTN Mobile App's 3.0. OCN アプリ also leads on monetization model (free vs ad-supported). GTN Mobile App's advantage is update cadence (every 3 weeks vs every 2 months) and iOS requirement (15.6 vs 17.0). On price, review sentiment, ratings volume 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.

OCN アプリ holds the better App Store score, 4.6 against 3.0. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

OCN アプリ ships an update every 2 months, GTN Mobile App every 3 weeks. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | OCN アプリ | GTN Mobile App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/ocn/id882694737/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/gtn-mobile-app/id1581913270/reviews) |
| Number of ratings | **5** | 2 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 31 MB | 69 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [株式会社NTTドコモ](https://appshunter.io/developer/396813773) | [GTN](https://appshunter.io/developer/943709935) |

## What reviewers say

### OCN アプリ

[App page](https://appshunter.io/ios/app/ocn/id882694737)

This app allows users to easily check their OCN Mobile ONE data usage, remaining capacity, and contract details. It also provides access to various support functions, including service information and troubleshooting, to enhance the OCN service experience.

**Highlights:** Check OCN Mobile ONE data usage and remaining capacity, View contract and billing information, Perform various service procedures, Access support functions like FAQs and chat, Monitor daily and monthly usage trends, View call details for voice calls

**Features:** Vision Pro support

**In-app purchases:** none


### GTN Mobile App

[App page](https://appshunter.io/ios/app/gtn-mobile-app/id1581913270)

Manage your mobile service account with ease. Check bills, payment status, contract details, and access customer service. Submit requests for plan or personal information changes.

**Highlights:** Check monthly bills, View payment information, Access customer service, Confirm contract details, Submit service change requests

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

**In-app purchases:** none


## Frequently asked questions

### Is OCN アプリ free?

OCN アプリ is free to download, with no in-app purchases.

### Is GTN Mobile App free?

GTN Mobile App is free to download, with no in-app purchases.

### Which has better reviews, OCN アプリ or GTN Mobile App?

OCN アプリ is rated higher. OCN アプリ averages 4.6 out of 5 from 5 ratings, while GTN Mobile App averages 3.0 from 2 ratings.

### Do OCN アプリ or GTN Mobile App have ads?

Neither OCN アプリ nor GTN Mobile App shows ads.

### Which is updated more often, OCN アプリ or GTN Mobile App?

OCN アプリ ships an update every 2 months, and GTN Mobile App every 3 weeks. Most recently, OCN アプリ was updated on October 24, 2026 and GTN Mobile App on October 30, 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.*