This is an Android-only app designed to prevent accidental phone calls.
A confirmation screen is shown right before a call is placed, helping users avoid unintentional dialing.
Also supports call timers, call blocking, prefix dialing, and integration with Rakuten Link and Viber Out.


◆ Key Features

- Call Confirmation Screen
A confirmation prompt appears before every outgoing call, helping prevent misdials.

- Vibration on Call Start and End
Notifies you when the call starts and ends, reducing mistakes.

- Return to Home Screen After Call Ends
Automatically brings you back to the home screen for smoother transitions.

- Emergency Call Detection
Skips confirmation for emergency calls initiated from the lock screen.

- Bluetooth Headset Mode
You can disable confirmation when a headset is connected.

- Auto-Cancel Function
If no action is taken within the specified time, the confirmation screen closes automatically.

- Country Code Replacer
Automatically replaces “+81” with “0” when dialing.

- Exclusion List
No confirmation screen is shown for numbers added to the exclusion list.


◆ Prefix Dialing Support
Supports automatic addition of prefix numbers to help reduce call charges.

- Hidden when the dialed number is 4 digits or fewer, or starts with specific prefixes (#, *)
- Not shown if a prefix is already added
- Plugin available to remove prefixes from call history
- Supports Rakuten Link and Viber Out with special modes


◆ Call Duration Timer
Helps you manage call time and avoid long or unintended conversations.

- Notification Timer
Plays a beep after a set time during the call.

- Auto Hang-Up Timer
Ends the call automatically after a pre-set time.

Note: If the dialed number is 4 digits or fewer, or begins with (0120, 0800, 00777, *, or #), the timer function will not be applied.
* Valid only in Japan


◆ Incoming Call Features

- Call Blocker
Block calls from hidden numbers, payphones, or specific numbers.

- Real-Time Caller ID Lookup
Displays caller information during incoming calls from unknown numbers. (Requires bubble notification to be enabled)


◆ Shortcut Function
Create a shortcut on the home screen to instantly end an ongoing call with one tap.


◆ Device Compatibility Notice
On some Android devices (HUAWEI, ASUS, Xiaomi), the app may not function correctly unless battery-saving settings are adjusted.
Device-specific settings may need to be adjusted. Please refer to your device’s user manual for detailed instructions.


◆ Permissions Used
This app requires the following permissions to provide full functionality.
No personal data is collected or shared with third parties.

- Contacts
To display the contact info in the confirmation screen

- Bluetooth
To detect headset connection status

- Notifications
To display call status information

- Phone
To monitor and manage call start and end events


◆ Disclaimer
The developer is not responsible for any damages or issues caused by the use of this app.


◆ Recommended For
- Users who often misdial or tap the wrong contact
- Parents or elderly users who need added dialing protection
- Those who want to limit or time their phone calls
- People using Rakuten Link or Viber Out
- Anyone who wants more control over outgoing calls

Download now and prevent accidental calls on your Android device!

This app helps prevent accidental calls by confirming outgoing calls before dialing.