OCN アプリ Android
OCN アプリ is #73 in Communication Free on Google Play in Japan and charting in 1 of 15 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperNTT DOCOMO
CategoryCommunication
PriceFree
Released
Installs1M+
Rating★ 2.6 (8.7k)
Updated
Content ratingEveryone
Rating
2.6 ★
8.7k ratings
Measured
Best rank now
#73
Communication FreeMeasured
OCN アプリ on Google Play
App details
App ID
com.ntt.ocnmobileone
Publisher
NTT DOCOMO, INC.
Publisher country
Japan
Content rating
Everyone
OCN アプリ downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Google Play shows an exact lifetime install count; downloads per day are its daily change (measured). When Play hasn't refreshed the count, they come from new ratings and Top Free chart positions. Confidence is the chance the real number is within half to double ours.
Where OCN アプリ's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Business model: Ad-led
How OCN アプリ makes money: subscriptions, one-off purchases and ads.
Ads
Ads
/mo
of revenue
Where it ranks on Google Play
Every top 200 chart it appears in across 15 countries.
| Country | Charts | Rank |
|---|---|---|
| Japan | CommunicationFree | #73 |
Apps near OCN アプリ on the chart
Communication Free, around #73.
Ratings
Google Play, worldwide.
Rating
2.6 ★
8.7k ratings
Measured
Ratings
8.7k
Measured
Written reviews
5
Measured
About OCN アプリ
The "OCN App" allows you to:
(1) Check your OCN Mobile ONE usage and remaining data capacity.
(2) Check your contract and billing information and complete various procedures.
(3) Access various support functions.
This app makes using OCN services even more convenient.
■ Main Features
(1) Check your OCN Mobile ONE usage and remaining data capacity.
You can see your data usage and remaining data capacity at a glance on the mobile screen. You can also see your carryover data capacity and additional data capacity purchased through data add-on options.
You can also check your usage trends on a daily and monthly basis by viewing the usage graph.
*You can also check your remaining data capacity using the widget function.
*If you use a shared SIM (add-on SIM), you can check your usage for each SIM.
(2) Check your contract and billing information and complete various procedures.
You can check your contract and billing information and complete other applications on the contract information screen. Additionally, current OCN Mobile ONE subscribers can add data or change plans from their mobile screen. They can also quickly check their voice call details (call duration, destinations, etc.).
(3) Access Various Support Features
You can check installation and malfunction information for your OCN services. We also provide support through FAQs and chat to ensure a smooth and enjoyable experience.
This app makes using OCN services even more convenient and affordable.
■ Terms of Use
Eligible Users: Customers who subscribe to any of the following services and have an OCN email address issued upon signing up: OCN Mobile ONE, OCN Hikari, OCN Internet, OCN for Docomo Hikari, OCN Hikari with FLET'S, OCN Hikari "FLET'S," or OCN Value Plan.
Compatible Devices: Android version 9.0 or later
■ Notes
Downloading and using the app requires internet connection. Any communication charges incurred during this process are the responsibility of the customer.
(1) Check your OCN Mobile ONE usage and remaining data capacity.
(2) Check your contract and billing information and complete various procedures.
(3) Access various support functions.
This app makes using OCN services even more convenient.
■ Main Features
(1) Check your OCN Mobile ONE usage and remaining data capacity.
You can see your data usage and remaining data capacity at a glance on the mobile screen. You can also see your carryover data capacity and additional data capacity purchased through data add-on options.
You can also check your usage trends on a daily and monthly basis by viewing the usage graph.
*You can also check your remaining data capacity using the widget function.
*If you use a shared SIM (add-on SIM), you can check your usage for each SIM.
(2) Check your contract and billing information and complete various procedures.
You can check your contract and billing information and complete other applications on the contract information screen. Additionally, current OCN Mobile ONE subscribers can add data or change plans from their mobile screen. They can also quickly check their voice call details (call duration, destinations, etc.).
(3) Access Various Support Features
You can check installation and malfunction information for your OCN services. We also provide support through FAQs and chat to ensure a smooth and enjoyable experience.
This app makes using OCN services even more convenient and affordable.
■ Terms of Use
Eligible Users: Customers who subscribe to any of the following services and have an OCN email address issued upon signing up: OCN Mobile ONE, OCN Hikari, OCN Internet, OCN for Docomo Hikari, OCN Hikari with FLET'S, OCN Hikari "FLET'S," or OCN Value Plan.
Compatible Devices: Android version 9.0 or later
■ Notes
Downloading and using the app requires internet connection. Any communication charges incurred during this process are the responsibility of the customer.
What's new in 5.3.21
・軽微な修正を行いました。