Kaiori vs ContactZapp

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

Kaiori compared with ContactZapp
Detail	Kaiori	ContactZapp
What it does	A life operating system for Android that adapts to your actual progress	Sync your contacts between Google, Microsoft, Apple and CardDAV. Find and merge duplicates easily.
Stage	MVP	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Free	Freemium
Pricing	Free during private early access; pricing to be announced before changes take effect	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.
Key features	Adaptive day planner that adjusts based on previous day's results Real-time 3D focus rooms: Cloud Loft and Ember Library Dynamic lighting in focus room from morning to golden hour Narrative reflection translating numbers into sentences Structured training programs for study, strength and mind Earned titles based on long-term behavior Recovery-aware planning with no streak penalties	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
What makes it different	Adaptive planning based on actual yesterday performance, not templates Data turned into narrative sentences instead of raw numbers and charts Shared 3D focus rooms with live other participants for silent work together No guilt language, no streaks, no shame for missed days Earned titles from behavior, never purchased or gamed	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
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)	6	0
Citation Flow (Majestic)	10	11
Referring domains (Majestic)	1	1

5 details filled in for both companies.

More alternatives to Kaiori More alternatives to ContactZapp