BluTalk - P2P Direct Call

Talk instantly. No internet required.

BluTalk connects your phones directly over Bluetooth® and Wi-Fi, enabling crystal-clear voice calls without any internet connection. Whether you are at a packed concert, deep in the mountains, or in a building with no signal — if you are nearby, you are connected.

PERFECT FOR
- Festivals, stadiums, and crowded events where networks are overloaded
- Hiking, camping, and outdoor adventures beyond cellular range
- Warehouses, factories, and job sites as a walkie-talkie replacement
- Office and on-site team communication
- Emergency situations when the internet is unavailable

WHY BluTalk

No Internet Needed
Peer-to-peer connection over Bluetooth® and local Wi-Fi means zero mobile data usage and no router required.

No Sign-Up Required
No account, no email, no password. Just enter a nickname and start calling in seconds.

High-Quality Audio
Powered by the Opus codec for low-latency, clear voice communication.

Fully Encrypted
All calls are TLS-encrypted, keeping your conversations private and secure.

Simple to Use
Search for nearby devices, tap to call, and talk. It is that easy.

Bilingual Support
Full support for English and Japanese.

HOW IT WORKS
1. Open the app and set your nickname
2. Tap Start a Call
3. Select a nearby device from the list
4. Start talking once the other person answers

NOTES
- Both users must have BluTalk installed.
- Bluetooth® and microphone permissions are required.
- Range depends on Bluetooth® and Wi-Fi conditions (typically within tens of meters).
- Please use this app while both users have the app open.
- There may be a slight delay due to Bluetooth® transmission.