CiraSync vs Contactzilla vs sync.blue Microsoft 365 contact sync — feature comparison CiraSync Best Contactzilla sync.blue Enterprise M365 Sync Contact Management Multi-platform Sync MICROSOFT 365 INTEGRATION M365 / Exchange native sync – ✓ ✓ Direct GAL &...
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CiraSync vs Contactzilla vs sync.blue Microsoft 365 contact sync — feature comparison CiraSync Best Contactzilla sync.blue Enterprise M365 Sync Contact Management Multi-platform Sync MICROSOFT 365 INTEGRATION M365 / Exchange native sync – ✓ ✓ Direct GAL & shared contacts Limited Via connectors Global Address List (GAL) push ✓ ✕ ✕ To phones without user action Shared mailbox sync ✓ ✕ – Contacts from shared folders MOBILE & DEVICE MANAGEMENT MDM / Intune support ✓ ✕ ✕ Push via device management policy CardDAV / no app needed ✓ – ✓ Native iOS contacts, zero user setup Mobile Direct Limited iOS & Android support ✓ ✓ ✓ ENTERPRISE & SECURITY GDPR compliance – ✓ – Data residency & processing controls Self-reported SOC 2 certification ✓ ✕ ✕ On-premises deployment ✓ ✕ ✕ For high-security environments EO / GEO multi-tenant sync ✓ ✕ ✕ Across orgs & geographies SYNC CAPABILITIES One-way sync (IT-controlled) ✓ ✓ ✓ Two-way sync ✓ ✓ ✓ CRM integrations – ✓ ✓ Salesforce, HubSpot, etc. Basic Calendar sy
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