# TETSUYA-CALL  f-Phone

> TETSUYA-CALL [f-Phone] (iPhone/iPad app by Crossover Innovation INC..)

- Source: https://appshunter.io/ios/app/tetsuya-call-f-phone/id1118372273 (this page in markdown: same URL + `.md`)
- Developer: [Crossover Innovation INC.](https://appshunter.io/developer/1105743664)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 15.0 · 11 MB
- Languages: American English, Japanese
- Released: 2016-07-31
- Data updated: 2026-05-23
- User reviews in markdown: https://appshunter.io/ios/app/tetsuya-call-f-phone/id1118372273/reviews.md

## What is TETSUYA?

TETSUYA-CALL [f-Phone] is a dedicated calling application for customers who have Tetsuya-Phone subscribers.
The target call using this application is free.


■ Structure

By calling from TETSUYA-CALL [f-Phone], you can call
Dedicated prefix number (0032-2224) will be automatically assigned.
Calls sent with this number will be free.



■ How to use

The way to call is the same as the default call application.
There is no need for the other party to download the TETSUYA-CALL [f-Phone] application.

The prefix number is not displayed on the telephone of the other party of the call,
It is displayed in the same way as when you called the default call application.
Phonebook is also synchronized so you can use it immediately.



Notes

· Dialing from outside the application, various charged services (Voice Mail, Dial Q2, Navi Dial etc.)
A normal call charge (19.9 yen / 30 seconds) will be generated. Overseas calls can not be made.

· If you do not have permission to access the contact, you will not be able to use the function of the application.
Please allow access to contacts on first start




■ About usage

This application can be used only for customers who have subscribed to Tetsuya-Phone.
In order to use TETSUYA-CALL [f-Phone], a contract of Tetsuya-Phone is required.

[Tetsuya-Phone]
https://www.f-phone.ne.jp/lineup/musician/tetsuya

※ Tetsuya-Phone is a service name provided by f-Phone mobile communication service company.
 Customers who signed up for Tetsuya-Phone can download the application on the terminal containing the contract SIM card,
 You can use it immediately without initial setting etc.



Required environment
IOS 9.0 or later



Compatible terminals
IPhone 7, iPhone 7 Plus, iPhone 6, iPhone 6 Plus, iPhone 6 s, iPhone 6 s Plus, iPhone SE
* Please understand beforehand that we do not guarantee the operation of terminals other than the above.


## Version history (last 5 releases)

### 1.1.7 — 2024-01-10

iOS version update（iOS 15 and above）

### 1.1.6 — 2020-08-22

contact search bar issue fixed

### 1.1.3 — 2020-07-02

performance improved

### 1.1.2 — 2017-03-16

Minor bug fixes and other small improvements

### 1.1.1 — 2017-02-17

Minor bug fixes and other small improvements

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## More apps by Crossover Innovation INC.

- [Hyde Call  f-Phone](https://appshunter.io/ios/app/hyde-call-f-phone/id1133432851)

All apps by Crossover Innovation INC.: https://appshunter.io/developer/1105743664

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-23.*