ContactZapp vs LinkForge

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 LinkForge
Detail	ContactZapp	LinkForge
What it does	Sync your contacts between Google, Microsoft, Apple and CardDAV. Find and merge duplicates easily.	40+ free LinkedIn tools for professionals and students, no signup required
Stage	Not given	Startup
Founded	Not given	2026
Based in	Not given	Not given
Pricing model	Freemium	Free
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.	All 40+ tools are completely free with no trial period, no paywall, no signup required, and no credit card needed.
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	CV generator with 10 PDF templates LinkedIn post generator for content creation Headline generator for profile optimization Job application tracker with deadline management LinkedIn banner maker with PNG download Cover letter generator Profile analyzer with improvement tips Hashtag generator for post reach Skills analyzer to match job requirements Character counting for LinkedIn limits
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	100% free with no signup, no credit card, no watermarks All data processed locally in browser with no server storage Instant results in seconds with no waiting Works on mobile, tablet and desktop without app download Tools specifically optimized for LinkedIn formats and character limits
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	1
Citation Flow (Majestic)	11	9
Referring domains (Majestic)	1	4

5 details filled in for both companies.

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