Noah AI alternatives
An AI executive assistant you text over SMS, WhatsApp, iMessage, Slack or email to schedule meetings, send emails, set reminders and make phone calls for you.
Alternatives by use case
Start with Martin
Everyday help in WhatsApp
A personal assistant you reach by phone call, text, WhatsApp, email or Slack that runs your calendar, inbox, reminders and notes.
Unlike Noah AI, it has no iMessage.
Compare the alternatives
| Assistant | A good fit for | Pricing | Reminders | |
|---|---|---|---|---|
| Noah AI | Founders and executives who want scheduling, follow-ups and phone-call errands handled over text. | $49/month | Yes | Yes |
| Martin | Everyday help in WhatsApp | Basic $35/mo, $21/mo billed yearly; Pro $49/mo, $30/mo billed yearly; 7 days free | Yes | Yes |
 Ace by Automat | Help with ongoing context | Workforce: $1,800 per month billed annually ($21,600 a year) or $2,000 per month month-to-month after a 7-day free trial, no per-seat pricing. Enterprise (managed automations): custom, "scoped to the outcomes you need". | Yes | Not confirmed |
 Bo AI | Voice and mobile use | Early access | No | Yes |
 Tab | Cloud-based project work | Pricing not publicly disclosed; private beta and waitlist access. | Yes | Yes |
 Atomic Bot | Control over your own setup | Free local install; Cloud $19–$79/month | Yes | Yes |
Each alternative in detail
01
Martin: everyday help in WhatsApp
A personal assistant you reach by phone call, text, WhatsApp, email or Slack that runs your calendar, inbox, reminders and notes.
- Remembers you between conversations
- Reminds and nudges you
The trade-off. Unlike Noah AI, it has no iMessage.
Where you can use it
Web / desktop, Mobile app, WhatsApp, Slack, Email
02
Ace by Automat: help with ongoing context
An AI teammate with its own Mac, inbox and phone number that you reach on Slack, Teams, email, text, WhatsApp or a phone call, and that does the work inside the tools you already use.
- Remembers you between conversations
- Reads your existing files and apps
Where you can use it
WhatsApp, iMessage, Slack, Email
03
Bo AI: voice and mobile use
A text-first AI personal assistant that runs your day over iMessage and SMS, with a strong health, nutrition and habit-tracking bent. It also has what Noah AI lacks: mobile app.
- Its own iPhone or Android app
- Voice messages
The trade-off. Unlike Noah AI, it has no WhatsApp or Slack.
Where you can use it
Mobile app, iMessage
04
Tab: cloud-based project work
A personal assistant in iMessage and WhatsApp that browses websites, creates files and calls businesses. It also has what Noah AI lacks: cloud computer, web browsing and document creation.
- Gives it a cloud computer of its own
- Browses the web for you
- Creates and edits documents
Where you can use it
WhatsApp, iMessage
05
Atomic Bot: control over your own setup
A one-click installer and dedicated cloud VPS for running the open-source OpenClaw or Hermes personal AI agent on your Mac, PC or a server of your own. It also has what Noah AI lacks: self-hosting and open source code.
- Run it on your own server
- Open source
The trade-off. Unlike Noah AI, it has no iMessage or email.
Where you can use it
Web / desktop, Mobile app, WhatsApp, Telegram, Slack
Questions about Noah AI alternatives
What is a good alternative to Noah AI?
Start with Martin for everyday help in WhatsApp. Ace by Automat suits help with ongoing context. Bo AI suits voice and mobile use.
How do the prices compare with Noah AI?
Noah AI: $49/month. Martin: Basic $35/mo, $21/mo billed yearly; Pro $49/mo, $30/mo billed yearly; 7 days free. Ace by Automat: Workforce: $1,800 per month billed annually ($21,600 a year) or $2,000 per month month-to-month after a 7-day free trial, no per-seat pricing. Enterprise (managed automations): custom, "scoped to the outcomes you need".
Is there a free alternative to Noah AI?
Yes. Atomic Bot can be used for free. Self-hosting Atomic Bot still costs hosting and model usage.
Prefer an assistant you can message?
Notis takes tasks from WhatsApp, iMessage, Telegram, Slack and email.
Written by Notis, which makes an AI assistant. No placement on this page is paid.