CallHub
8.2#1 in sms marketing softwareFree planFree planAndroidiOSWebAPI
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| Fact | CallHub | RumbleUp |
|---|---|---|
| Headquarters | Washington, DC, United States | Arlington, Virginia, United States |
| Integrations | Direct integrations include NGP VAN, NationBuilder, Action Network, PDI, Salesforce, EveryAction, CiviCRM, Blackbaud, Blue State Digital, and Freshsales. | Listed integrations include L2, i360, RNC Data Hub, WinRed, Anedot, Revv, Zapier, HubSpot, Slack, and Campaign Verify. |
| Security | CallHub states it is SOC 2, GDPR, ISO 27001, and HIPAA compliant and uses AWS for cloud infrastructure. | The feature page offers Google Authentication as a two-factor authentication option. |
CallHub suits campaign teams and organizations coordinating calls, mass or peer-to-peer texts, and outreach workflows. Its listed contact and agent limits can help teams assess whether Essential fits their size.
You want what its maker publishes above — check its page for the details.