ContactZapp vs Memspire

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

ContactZapp compared with Memspire
Detail	ContactZapp	Memspire
What it does	Sync your contacts between Google, Microsoft, Apple and CardDAV. Find and merge duplicates easily.	Save every AI conversation to your computer and search it all in one place
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	US
Pricing model	Freemium	Freemium
Pricing	Free plan: 2 synced accounts, 100 contacts, no time limit. Easy plan: $4.00/month (billed $47.94/year, was $95.88). Unlimited plan: $8.00/month (billed $95.94/year, was $191.88). 50% off Easy and Unlimited with code HALLOWEEN.	Free plan: import history, save conversations, and search for 30 days. Memspire Pro: monthly subscription with unlimited search coverage, price shown in app before subscribing.
Key features	Two-way sync across Google, Microsoft, Apple and CardDAV Merge duplicates in one go, or review them one by one Full change history with undo capability Backups and vCard export Sync frequency control (hourly, daily, or manual) Set accounts to read-only mode Preserve all phone numbers and email addresses Up to 5 encrypted account backups 12-month undo history Restore deleted contacts for 12 months	Capture conversations from ChatGPT, Claude, and Gemini via Chrome extension Save images and documents created by AI services with conversations Search across all conversations in one place Store conversations locally on computer Browse, open, and export saved conversations Access saved history from AI assistants via MCP access Automatic conversation saving as you chat Works on macOS 10.15 or later and Windows 10 or 11
What makes it different	Syncs across all major platforms in both directions automatically Encrypted contacts with privacy key per account Undo any change for up to 12 months No time limit on free plan Automatic duplicate detection and optional auto-merge	All conversations stay locally on your computer, never uploaded to servers Unified search across multiple AI services in one interface Free for 30 days with full search, then freemium model with Pro option Includes images and files created by AI services with conversations No account required to download, create account on first app open
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet no change since last check	Not checked yet no change since last check
Trust Flow (Majestic)	0	0
Citation Flow (Majestic)	11	0
Referring domains (Majestic)	1	0

5 details filled in for both companies.

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