TwinMind vs assistant-ui

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

TwinMind compared with assistant-ui
Detail	TwinMind	assistant-ui
What it does	AI memory app that transcribes, summarizes and organizes your day into a searchable second brain	Open-source React components and runtimes for building AI chat
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	US
Pricing model	Not given	Open source
Pricing	Free plan: no cost, includes unlimited transcription, summaries, and AI chats. Pro: $11.99/month (billed annually) or $14.99/month (monthly), includes premium AI models, phone call recording, and audio upload. Max: $29.99/month (billed annually) or $49.99/month (monthly), includes 5x usage limits, a	The core library is free and MIT licensed. assistant-cloud offers: Free ($0, 200 MAU included), Pro ($50/mo, 500 MAU included plus $0.10 per additional MAU), Enterprise (custom MAU pricing, contact for details).
Key features	Transcription in 140+ languages with automatic translation Integration with ChatGPT, Claude, and Gemini via MCP On-device recording with optional cloud backup Phone call recording on iOS and Android 16+ hours of battery-efficient capture Automatic daily digests and weekly recaps Audio file upload and transcription Automatic speaker separation on Max plan Email auto-tagging and draft generation Available on iOS, Android, macOS, Windows, and Chrome	Streaming support for real-time chat output Tool execution and integration Thread persistence and history Voice support Generative UI rendering Message attachments Conversation branching Multi-platform support (React, Vue, React Native, Ink) Runtime adapter support (AI SDK, LangGraph, LangChain) Fully customizable component composition
What makes it different	Builds a searchable second brain organized by people, places, and projects automatically Does not require bot participation in calls - captures directly from your device Captures your entire day with meeting notes, conversations, and personal insights together Data never sold or used to train third-party AI models	Works with any backend through pluggable runtime adapters Complete source code available for customization via CLI Production-ready runtime handling streaming, tools, and state Free MIT license with optional paid cloud persistence Cross-platform support with single chat model
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)	50 +1 (up) since last check	53 +1 (up) since last check
Trust Flow (Majestic)	7	12
Citation Flow (Majestic)	33	39
Referring domains (Majestic)	422	572

4 details filled in for both companies.

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