Quartz vs Tempo Checker

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

Quartz compared with Tempo Checker
Detail	Quartz	Tempo Checker
What it does	AI-native email for Mac that prioritizes important messages and drafts replies in your voice	Detect disposable emails before they wreck your signups
Stage	MVP	Not given
Founded	Not given	Not given
Based in	CA	Not given
Pricing model	Free	Free trial
Pricing	Free during public beta	Starter $9.99/mo (750 calls/mo), Growth $14.99/mo (2,000 calls/mo), Scale $24.99/mo (6,000 calls/mo). Free 7-day trial available.
Key features	Local AI processing on Apple Silicon Automatic message categorization by importance AI-generated email drafts in your voice Smart inbox organization with collapsible categories Gmail integration	DNS and MX validation AI scraper agent for new domain detection Sub-50ms response times Catches 1,200+ new domains per week Confidence scores and detailed reasons for verdicts Soft warning and hard block options
What makes it different	Runs AI models locally on your device, not on company servers Email drafts match your personal writing style and tone Mail never uploaded to external AI providers	Real-time updates catch new domains within hours, not months Simple one-request API integration 99.7% detection accuracy No email address storage, privacy-first architecture
Community votes	0	0
DR (Domain Rating by Ahrefs)	6 −1 (down) since last check	2 no change since last check
Trust Flow (Majestic)	4	0
Citation Flow (Majestic)	23	22
Referring domains (Majestic)	64	19

5 details filled in for both companies.