Comparison

OCN アプリ vs GTN Mobile App

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

OCN アプリ

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
Read full description

「OCN アプリ」は、 (1)OCN モバイル ONEの利用量、残容量が確認できる (2)契約情報や請求情報の確認、各種お手続きができる (3)様々なサポート機能を利用できる OCNサービスをさらに便利にご利用いただくためのアプリです。 ■主な特長 (1)OCN モバイル ONEの利用量、残容量が確認できる モバイル画面で通信の利用量と残容量がひとめでわかります。また繰越容量や容量追加オプションで購入した追加容量もひとめでわかります。 さらに、利用グラフを確認することで、日ごと、月ごとにお客さまご自身の利用傾向を把握することも可能です。 ※残容量の確認は、ウィジェット機能でもご利用可能です。 ※シェア型SIM(SIM追加)をご利用の場合、SIMごとに利用量を確認いただけます。 (2)契約情報や請求情報の確認、各種お手続きができる 契約情報画面で契約情報や請求情報の確認、その他のお申し込みができます。また、OCN モバイル ONEをご契約中の方はモバイル画面にて容量追加やコース変更といったお手続きをしていただけます。加えて音声通話の通話明細(通話時間や発信先など)をすばやく確認することができます。 (3)様々なサポート機能を利用できる ご契約中のOCN各種サービスの工事情報や故障情報をご確認いただけます。また、よくある質問やチャットでのお問い合わせなど様々な方法でOCNサービスを快適にご利用いただけるようサポートします。 OCNのサービスをさらに便利かつお得にご利用いただくためのアプリです。 ■提供条件 提供対象者 :「OCNモバイルONE」「OCN 光」「OCN インターネット」「OCN for ドコモ光」「OCN 光 with フレッツ」「OCN 光 「フレッツ」」「OCN バリュープラン」のいずれかをご契約され、かつ契約の際に発行されるOCNメールアドレスをお持ちのお客さま ■対応端末 iOS Ver17.0以降 ■注意事項 アプリのダウンロード、およびアプリ利用等ではインターネットへの通信を行います。その際に発生する通信の費用はお客さま負担となります。

About

GTN Mobile App

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
Read full description

This is an application developed to assist customers using GTN Mobile service to look up information quickly with following basic features: - Check monthly bills - Get payment information - Easily access to customer service - Confirm current contract details - Send requests or inquiries to change plans, or personal information, etc... Besides telecommunications services, Global Trust Networks also provides a variety of services to support foreigners working and living in Japan. Various features and services will be updated in this application. We guarantee this free app will bring more convenient experiences to our customers.

Screenshots

OCN アプリ4 screens
GTN Mobile App4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard4 real differences · 6 level
OCN アプリ versus GTN Mobile App: the parameters behind the verdict, then further details
ParameterOCN アプリGTN Mobile App
PriceFreeFree
Rating4.6 (5 ratings) — better3.0 (2 ratings)
Positive reviews0.0% of reviews0.0% of reviews
Number of ratings5 — better2
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.015.6 — better
Further details — not scored
Size31 MB69 MB
Age rating4+17+
Developer株式会社NTTドコモGTN

Customer experience

OCN アプリ

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

GTN Mobile App

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews3 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

OCN アプリ

No in-app purchases

None

GTN Mobile App

No in-app purchases

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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