Red Grid Tactical

Offline Navigation & Encrypted Team Coordination

We build offline-first navigation tools for teams that operate beyond cell service. Military-grade MGRS precision. AES-256-GCM encrypted team sync. No tracking. No accounts. No servers.

No Tracking AES-256-GCM Offline First Open Source

Our Apps

Two apps. One mission: reliable navigation when infrastructure fails.

Red Grid MGRS

Red Grid MGRS

DAGR-Class Navigator
Live MGRS grid Tactical tools Report templates

The military's DAGR costs $2,500 and weighs a pound. Red Grid MGRS puts the same core land navigation capabilities in your pocket for free.

  • Live 10-digit MGRS coordinates
  • 9 tactical tools (dead reckoning, resection, pace count...)
  • 6 radio-ready report templates (SALUTE, 9-Line MEDEVAC...)
  • NATO phonetic voice readout
  • Photo geostamp with MGRS + DTG
  • Zero network calls. Open source.
Free — Pro upgrade $9.99 (one-time, no subscription)
App Store GitHub Learn More
Red Grid Link

Red Grid Link

Encrypted Team Coordination
Map with team positions Field Link session Tactical tools

Encrypted Bluetooth team coordination with offline MGRS maps. A lightweight ATAK alternative for SAR, hunting, and backcountry teams. No cell towers, no servers, no accounts.

  • Field Link: auto-discover + sync over BLE
  • AES-256-GCM encryption with ECDH session keys
  • Offline MGRS maps (MBTiles download)
  • 11 tactical tools + 4 operational modes
  • Ghost markers + time-decay visualization
  • 2-8 device teams. No infrastructure needed.
Free — Pro+Link from $5.99/mo · Lifetime $99.99
App Store GitHub Learn More

Built Different

Every Red Grid app shares the same principles.

🔒
Zero Tracking No analytics. No telemetry. Verify in source.
👤
No Accounts No sign-up. No login. No passwords.
📡
Offline First GPS + Bluetooth. No cell towers needed.
💻
Open Source MIT + Commons Clause. Read every line.