20 Noah AI alternatives
Noah AI: AI executive assistant for founders that schedules meetings, writes the follow-ups and even places phone calls - over SMS, email and Slack, with no new app to install. 20 apps do similar work, most sharing Personal Assistant, Email and Scheduling, ranked by how much they have in common with Noah AI.
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Zinley, Inc.
A personal AI representative with its own phone number, inbox and computer that takes calls, works your email and runs tasks under rules you set.
Also: Email, Personal Assistant, Scheduling, Telephony
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Build AI assistants that handle email, scheduling, CRM updates, and follow-up without you writing a workflow.
Also: Email, Personal Assistant, Scheduling
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AI co-worker that runs in Slack and iMessage, executing real tasks instead of just chatting.
Also: Email, Personal Assistant, Slack
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Superhuman
AI email app for Gmail and Outlook (formerly Superhuman) that auto-labels mail, drafts replies in your voice and answers inbox questions.
Also: Email, Scheduling
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An AI email client for Gmail that searches, drafts, organises, and schedules from a single prompt.
Also: Email, Scheduling
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A B2B database of hundreds of millions of contacts plus the sequencing, dialling, and AI to work them.
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Spark LLC
Managed OpenClaw in the cloud — a private, always-on AI agent that runs scheduled routines across 100+ apps and reports back in your chat.
Also: Personal Assistant, Scheduling
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Interface, Inc.
AI receptionist and second work number for local service businesses — answers calls 24/7, transcribes everything, and turns each conversation into summaries and next steps.
Also: Personal Assistant, Telephony
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A Y Combinator-backed AI coworker you text from Slack or iMessage: it runs on its own cloud computer, signed into your tools, and keeps a self-updating company wiki as its memory.
Also: Personal Assistant, Slack
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Zeta Labs
An AI coworker that lives in Slack and Teams, connects to 3,200+ tools and delivers finished work rather than text.
Also: Personal Assistant, Slack
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OpenClaw Foundation
Open-source personal AI assistant that runs on your own machine and answers from WhatsApp, Telegram, Slack, iMessage and 25 other chat apps.
Also: Personal Assistant, Slack
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Google Labs
Google Labs' household agent: a shared daily brief across up to six family members, with calendars, tasks, meal plans and school paperwork handled for them.
Also: Email, Personal Assistant
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Cartasec Pte. Ltd.
AI email client from the Canary Mail team that sorts your inbox into Needs You, FYI and Noise, pulls out tasks, and flags phishing.
Also: Email, Personal Assistant
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An AI sales development rep that finds in-market buyers from real-time signals, researches each one, and runs multichannel outreach across email, LinkedIn, calls and video.
Also: Email, Personal Assistant
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Reclaim.ai (Dropbox)
Smart scheduling for Google and Microsoft calendars — defends focus time, habits, and breaks automatically.
Also: Scheduling
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An AI calendar that schedules your tasks for you and reschedules everything the moment the day changes.
Also: Scheduling
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AI agent platform for marketing: its Riley agent turns briefs into on-brand posts, ads and videos and schedules them after your approval.
Also: Scheduling
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Open-source voice AI platform you can self-host — a visual workflow builder, bring-your-own STT/LLM/TTS models, telephony, and no per-minute platform lock-in.
Also: Telephony
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Autophonix, LLC
AI voice agents for inbound and outbound phone calls, priced from 2¢ per minute, with 40+ languages, native SIP trunking and HIPAA/GDPR compliance.
Also: Telephony
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Developer platform for AI agents on Apple's own channels — programmable iMessage at scale, plus video agents that answer and place FaceTime calls in a few lines of code.
Also: Telephony