Skyetel is a US telecom carrier that sells SIP trunking, DID phone numbers, E911, fax and business texting to enterprises, wholesale buyers and white-label resellers. It says it owns its network and has delivered 99.999% uptime since 2014. Messaging is an add-on to its voice numbers rather than a standalone product.
Not published on the website. The site says there are no contracts and no upfront costs, and sending draws on a prepaid account balance.
Skyetel has no iMessage or RCS; it offers SMS and MMS only, while Linq offers iMessage, RCS and SMS. Skyetel carries outbound and inbound calls over SIP trunks, while Linq's API forwards inbound calls only. Linq publishes flat monthly plans with no per-message fees; Skyetel does not publish prices.
VoIP providers and businesses that already run their own phone system and want SMS and MMS on the same numbers.