Ensure 99.9% uptime with seamless connectivity through automatic failover, multi-network resilience across Vodafone, O2, EE & Three, and private fixed IP technology for secure business operations.
Protect your business from costly downtime with intelligent automatic failover. When your primary broadband fails, KeySIM instantly switches to 4G/5G connectivity across Vodafone, O2, EE, or Three networks—ensuring your business stays online. Perfect for business travelers, remote offices, and critical infrastructure where continuous connectivity is essential.
Deploy KeySIM in any 2G/3G/4G/5G compatible tablet, router, dongle, or as a secondary SIM in dual-SIM smartphones. Our multi-network coverage ensures maximum reliability by intelligently selecting the strongest available network. No signal on your primary device? Simply hotspot through KeySIM and maintain productivity even in remote locations with limited infrastructure.
Never miss important calls during network outages. Enable WiFi calling on your smartphone to make and receive calls on your regular number using KeySIM's data connection—even when your primary network shows no signal. Essential for sales teams, customer support, and business-critical communications.
Stay online wherever the road takes you. KeySIM connects you through Vodafone, O2, EE, and Three—even in the most remote spots. Ideal for mobile businesses, remote workers, and digital nomads requiring reliable internet access on the move.
From seaside towns to coastal cliffs, KeySIM keeps your business connected where fiber and cable can't reach. Perfect for remote offices, holiday lets, and rural enterprises requiring reliable broadband backup solutions.
Take your connection to the open water with confidence. KeySIM's multi-network coverage keeps you online even at sea—essential for maritime businesses, charter operations, and offshore installations requiring continuous connectivity.
Join hundreds of businesses trusting KeySIM for reliable broadband backup and failover connectivity.
Get Started Today