The Best Meshtastic App for iPhone: Connect Multiple Radios Simultaneously

Long-range, off-grid messaging with Meshtastic devices. BluMercury is the only iOS app that connects to multiple Meshtastic radios at once! communicate anywhere, no cell towers, no WiFi, no limits.

The word 'BLUMERCRUY' written in bold blue uppercase letters.
Diagram showing an electron orbiting a nucleus with six electrons in specific positions.
A QR code with a central AI assistant icon for scanning.
Smartphone screen displaying a map of Hayward, California, with radio signal nodes labeled Radio 1, Radio 2, Radio 4, Radio 5, and Radio 6, each with associated numerical codes.
Mobile app screen showing radio connection statuses for three radios, some connected and others not, with options to manage them.
Smartphone screen displaying a radio configuration app with settings like node number, user ID, device key, radio long and short names, and different modem presets with various frequency and range options.
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Track Every Climb. Master Your Progress.

OBSIDN puts your climbing data at your fingertips. Every route, every attempt, every breakthrough, tracked and analyzed so you can climb smarter, not just harder.

OBSIDN logo with the tagline 'ascend to greatness' in blue text
Gray and white 3D geometric shape on a dark background resembling a folded paper or origami design.
A QR code with an icon at the center representing a navigation or location app.
Climbing training app on a smartphone screen displaying project details, total and wall time, attempts, and levels marked 'Sun Shine Pop' with climbing grade V7c+.
A mobile app screen showing Puma tracking data with March 2025 stats, weekly flash and top scores, a weekly calendar, and recent projects with times and descriptions.
A screenshot of a mobile app with calendar and project tracking features, showing February 2025 with various marked dates and project details.
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