Message Without Internet
Chat Local is a free offline messaging app that sends encrypted texts using Bluetooth mesh networking — no WiFi, no cell service, no servers, no account needed. Works at festivals, while camping, during emergencies, and anywhere connectivity fails.
Why Chat Local?
The offline messaging app built for real-world situations where traditional messaging fails
Works Completely Offline
Send and receive messages using Bluetooth Low Energy (BLE) mesh networking. No WiFi, no cellular data, no internet connection, and no cell towers required. Works in airplane mode with Bluetooth enabled.
AES-256-GCM Encryption
Every message is encrypted with military-grade AES-256-GCM encryption by default. Pro users can add password-protected end-to-end encryption so only your group can read messages — even relay devices can't decrypt them.
Bluetooth Mesh Relay
Messages automatically hop between nearby devices, extending range far beyond direct Bluetooth distance (~100m). The more Chat Local users nearby, the further messages travel — creating a resilient peer-to-peer network with no single point of failure.
Zero Account Required
No sign-up, no phone number, no email, no personal data collected. Download, pick a name, and start chatting in seconds. Your privacy is protected because we never collect personal information.
Nearby Conversation Discovery
Automatically discover active conversations happening around you. Preview messages before joining, or create your own for others to find. Like a local radio scanner for text messages.
Battery Efficient
Built on Bluetooth Low Energy (BLE), the same technology used by fitness trackers and AirPods. Minimal battery impact compared to keeping WiFi or cellular active.
Completely Serverless
No cloud servers, no data centers, no third parties. Messages travel directly between devices and are stored only on your phone. Uninstall the app and all data is gone — zero digital footprint.
Customizable Experience
Personalize with custom themes, color schemes, and per-user message colors. Pro users get full control over appearance, profanity filtering, notification keywords, and more.
Who Uses Chat Local?
Real-world scenarios where offline Bluetooth mesh messaging saves the day
Festivals & Desert Burns
The go-to communication app for Burning Man, Coachella, Bonnaroo, Electric Forest, and regional burns. No cell service on the playa? No problem. Chat Local uses Bluetooth mesh — no cell towers, no WiFi, no internet needed. Coordinate with your camp and find your friends.
Camping, Hiking & Backpacking
Coordinate with your group in the backcountry where there's zero cell signal. A better alternative to walkie-talkies — silent, encrypted, and no extra hardware needed.
Emergency & Disaster Preparedness
Communicate when cell towers and internet are down during hurricanes, earthquakes, power outages, or other disasters. An essential tool for every emergency preparedness kit.
Travel & International Trips
Chat with travel companions without expensive roaming charges, foreign SIM cards, or hunting for WiFi. Works on planes and cruise ships with Bluetooth only.
Privacy-Focused Communication
Send messages that never touch the internet, servers, or cell towers. No metadata, no tracking, no surveillance. True peer-to-peer encrypted communication.
Rural & Remote Communities
Stay connected in areas with limited or no cell infrastructure. Farms, ranches, remote villages, and developing regions where cell towers don't reach.
Schools & University Campuses
Connect in lecture halls, basements, and buildings with poor cell reception. Useful for campus safety communication during lockdowns or emergencies.
Dead Zones & Large Buildings
Stay in touch in basements, parking garages, underground venues, and any indoor dead zone where cell signal can't penetrate.
Cruises & Flights
Chat with family and friends on the same ship or plane without paying for expensive onboard WiFi. Works entirely over Bluetooth.
Sports & Large Events
Coordinate with your group at stadiums, conventions, theme parks, and sporting events where cell networks are jammed by thousands of users.
Search & Rescue Teams
Field communication for first responders, SAR volunteers, and tactical teams operating in infrastructure-denied environments.
Gaming & LAN Events
Coordinate with your team at LAN parties, gaming tournaments, and esports events without relying on venue WiFi.
How It Works
Get started in three simple steps
Create or Join
Start a new conversation with a unique ID, or join an existing one that you see nearby
Pick a Name
Choose how you want to appear to others. No account or personal info required
Start Chatting
Send messages instantly to everyone nearby using the same conversation
Simple Pricing
Chat Local is free to use with optional Pro features
Free
Forever free
- Unlimited messaging
- Bluetooth mesh networking
- Default encryption
- 2 active conversations
- 20 message history
- Password encryption
- Custom themes
- Block users
Pro
- Everything in Free
- Unlimited conversations
- 500+ message history
- Password-protected chats
- Custom themes & colors
- Block users & devices
- Profanity filter control
- Priority support
Frequently Asked Questions
Everything you need to know about offline Bluetooth mesh messaging
How does Chat Local work without internet?
Chat Local uses Bluetooth Low Energy (BLE) to create a decentralized mesh network between nearby phones. Messages travel directly from device to device using Bluetooth — no WiFi, no cell towers, no internet, and no servers involved. When a message needs to reach someone beyond direct Bluetooth range (~100 meters), it automatically hops through other Chat Local users between you, creating a multi-hop mesh relay network.
Is Chat Local free to use?
Yes. Chat Local is free to download and use with core features including unlimited messaging, Bluetooth mesh networking, default encryption, 2 active conversations, and 20-message history. Pro is available as a subscription ($4.99/month or $24.99/year, both with a 7-day free trial) or a one-time lifetime purchase ($59.99, early adopter discount). Pro unlocks unlimited conversations, 500+ message history, password-protected end-to-end encryption, custom themes, user blocking, and faster messaging.
What is the range of Bluetooth mesh messaging?
Direct Bluetooth Low Energy range is approximately 50-100 meters (150-300 feet) in open areas, and less through walls or obstacles. However, Chat Local's mesh networking means messages can hop through up to 5 intermediate devices, potentially extending range significantly. The more Chat Local users in an area, the further messages can travel.
Do I need an account or phone number?
No. Chat Local requires zero personal information — no account, no email, no phone number. Just download the app, pick any display name, and start chatting. This makes it ideal for privacy-conscious users who want to communicate without leaving a digital identity trail.
Are messages encrypted?
Yes. Every message is encrypted with AES-256-GCM, the same encryption standard used by military and financial institutions. Default encryption protects all messages automatically. Pro users can additionally create password-protected conversations with end-to-end encryption, where only people who know the password can decrypt and read messages — even devices that relay the message can't read it.
Can I use Chat Local during natural disasters and emergencies?
Yes — this is one of Chat Local's most important use cases. When cell towers are destroyed, power grids are down, or internet infrastructure fails, Chat Local continues to work because it only needs Bluetooth (powered by your phone's battery). Emergency management professionals, preppers, and disaster preparedness advocates use offline mesh messaging as a critical backup communication tool.
How does Chat Local compare to walkie-talkies?
Chat Local is a modern alternative to walkie-talkies with several advantages: it's silent (text-based, not voice), encrypted (walkie-talkies broadcast openly), requires no extra hardware (just your iPhone), supports group conversations, and messages persist so you can read them later. Range is comparable at 50-100m direct, with mesh relay extending it further.
Does Chat Local work in airplane mode?
Yes. Turn on airplane mode, then re-enable Bluetooth. Chat Local works perfectly because it only uses Bluetooth — no WiFi or cellular needed. This is ideal for flights, areas where you want to disconnect from the internet, or situations where you need to conserve cellular battery.
Does Chat Local store data on servers?
No. Chat Local is 100% serverless. Messages are stored only on your local device and transmitted directly between phones over Bluetooth. There are no cloud servers, no data centers, and no third parties that ever see your messages. Uninstalling the app permanently removes all data.
What is the best app for communicating at Burning Man?
Chat Local is ideal for Burning Man because Black Rock Desert has no reliable cell service. It uses Bluetooth mesh networking to send encrypted messages between iPhones without any internet, cell towers, or extra hardware. Just download before you arrive, pick a name, and your camp can communicate across the playa. The more burners using Chat Local, the further messages travel through the mesh network.
How do I find my friends at a music festival without cell service?
Download Chat Local before the festival. Create a conversation with a name your group agrees on (like your camp name). Everyone with Chat Local in Bluetooth range can send and receive messages — no cell service, WiFi, or internet needed. Works at Burning Man, Coachella, Bonnaroo, Electric Forest, EDC, Lightning in a Bottle, and any event where cell towers are overwhelmed or nonexistent.
How is Chat Local different from Bridgefy, Briar, or Meshtastic?
Chat Local differentiates with AES-256-GCM encryption on all messages by default (not just opt-in), a custom binary protocol that's 50-60% more efficient than JSON-based alternatives, nearby conversation discovery with message preview, zero account requirements, and a clean freemium model. Unlike Meshtastic, no extra hardware is required. Unlike Briar, it focuses on ease of use with no technical setup needed.
Don't Get Stranded Without Communication
Whether it's a natural disaster, a music festival, or a backcountry hike — don't wait until you have no signal to wish you had Chat Local. Download free today.