Preserve Chat vs Simple Memo

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

Preserve Chat compared with Simple Memo
Detail	Preserve Chat	Simple Memo
What it does	Share a WhatsApp Chat Export as a Link	AI auto-tagging voice notes to email and Obsidian
Stage	Not given	Startup
Founded	Not given	2026
Based in	Not given	JP
Pricing model	Free	Not given
Pricing	Not given	Free: up to 3 sends per day, no time limit. Premium Monthly: $2.99/month for unlimited sends. Premium Yearly: $29.99/year for unlimited sends.
Key features	Search messages by keyword, phrase, participant, or date Select specific message range with first and last message markers Create shareable links from selected messages Support for TXT and ZIP chat exports	0.4-second launch time (warm start on iPhone 16e) One-tap send to email On-device voice input (iOS 16+) AI auto-tagging with title, tags, and type Offline Outbox with auto-resend AES-GCM-256 encryption for stored data Obsidian integration without plugin Apple Watch support Send history and resend capability No account required
What makes it different	Works entirely in browser - no upload until you share Share selected portion without uploading entire chat Private, unguessable, unindexed links with no expiration	On-device AI tagging that never leaves your iPhone Memobodies not persistently stored on servers Built as a direct Captio replacement with modern technology Works offline with automatic retry when reconnected
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	14 −1 (down) since last check
Trust Flow (Majestic)	0	19
Citation Flow (Majestic)	8	30
Referring domains (Majestic)	31	156

3 details filled in for both companies.

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