Dume.ai vs Kairos vs Pally

Historical comparison. Kairos is shut down or no longer current.

Verdict

Notis aside, Pally has the highest support score, 65% across all 33 rows. Dume.ai scores 55% across 31 checked rows out of 33 and Kairos scores 36% across 32 checked rows out of 33.

Their strengths differ: Pally for remembering context between conversations, Dume.ai for scheduled and event-triggered work and Kairos for working inside the apps you already use.

Notis, Pally, Dume.ai and Kairos tie for the cheapest way in at $0, and only Pally has a free plan that does the product's main job.

None of them documents Bring your own API key, Open source or Run it on your own server.

Only Notis documents Its own iPhone or Android app, Runs on your own Claude plan and Runs on your own ChatGPT plan.

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Capabilities and pricing

Scroll sideways to see every product.

Capability comparison between Notis and the selected assistants
Capability	View pricing	Dume.aiVisit site	KairosVisit site	PallyVisit site
Where you can use it
WhatsApp
iMessage		—	—
Telegram		Not checked	—
Slack		—	—
Email			Not checked
SMS or a phone number	PartialInbound calls only, no SMS
Voice messages	Voice notes + live calls		—
Web or desktop app	Web, desktop and Home Screen app		Partial	Partial
Its own iPhone or Android app	Home Screen app on iPhone	—	—	—
Bring your own AI
Runs on your own Claude plan		—	—	—
Runs on your own ChatGPT plan		—	—	—
Bring your own API key	—	—	—	—
Works inside your own coding agent		—	—
You choose which model runs your work			—
What it can do
Ready-made app integrations	1,000+ apps	Partial	Partial	Partial
Creates and edits documents
Save your own reusable instructions
Browses the web for you
Posts to social media for you		—
Joins and records your meetings	—	Not checked	—	—
Memory
Remembers you between conversations
Reads your existing files and apps	Notion, Gmail, Drive, Granola, web
Runs without you
Runs on a schedule or a trigger
Reminds and nudges you			Partial
Computers it can use
Gives it a cloud computer of its own		—	—	Partial
Controls your own computer	Shell and apps, via the desktop app		—
Connects to MCP servers on your computer			—	Partial
Trust & control
Open source	—	—	—	—
Run it on your own server	—	—	—	—
Says it will not train on your data	Covers Notis and its LLM providers		Partial	Partial
Published security certification	PartialSub-processors certified; Notis is not	—	—	—
Plans & support
Free plan does the product's main job	Partial	Partial	—
Shared team workspace		—	Partial	—
Price	FREEPRO$13/moyr (rate on a yearly commitment)+2 more	Freeyr (rate on a yearly commitment)GO$8/moyr (rate on a yearly commitment)+3 more	FreeBasic$12/mo+1 more	Free

IncludedPartial— Not documentedNot checked

Ranked by support score

1. Notis

Personal AI assistant

Notis is a personal AI assistant you message from WhatsApp, iMessage, Telegram, Slack or email, and reach from your own coding agent through its MCP server.

Best for: running on the AI subscription you already pay for

Documented strengths

Where you can use it: WhatsApp, iMessage, Telegram, Slack, Email, Voice messages, Web or desktop app and Its own iPhone or Android app
What it can do: Ready-made app integrations, Creates and edits documents, Save your own reusable instructions, Browses the web for you and Posts to social media for you
Bring your own AI: Runs on your own Claude plan, Runs on your own ChatGPT plan, Works inside your own coding agent and You choose which model runs your work

The catch

The gap is published guarantees about your data, with nothing documented for Open source and Run it on your own server.

Pricing

FREEPRO$13/moyrPRO+$39/moyrULTRA$99/moyr

Free–$149/mo · help.notis.ai

See Notis pricingSupport score: 83% across all 33 rows

2. Pally

Personal AI assistant

A free AI personal assistant you text over iMessage, RCS, WhatsApp or Telegram that reads your inboxes and chats, remembers your people, and books, buys, chases and calls for you.

Best for: remembering context between conversations

Documented strengths

Where you can use it: WhatsApp, iMessage, Telegram, Slack, Email, SMS or a phone number and Voice messages
What it can do: Creates and edits documents, Save your own reusable instructions, Browses the web for you and Posts to social media for you
Memory: Remembers you between conversations and Reads your existing files and apps

The catch

The gap is published guarantees about your data, with nothing documented for Open source, Run it on your own server and Published security certification.

Pricing

Free

Free for everyone (almost unlimited usage, limit refills through the week); Cloud Mac add-on $95/month; Pally VIP by invitation only at $1,000/month or $10,000/year. Former $25 Pro and $100 Max plans no longer exist. · pally.com

How it differs from Notis: No app and no fee: it answers in the Messages thread you already have, carries its own phone number and email address that other people can call or write, and sells nothing but an optional always-on Cloud Mac.

Visit Pally Pally alternativesSupport score: 65% across all 33 rows

3. Dume.ai

Multi-channel AI personal assistant

An assistant you reach in the browser, on WhatsApp, by phone call or through a Mac and Windows desktop app that handles email, calendar, routines and local files.

Best for: scheduled and event-triggered work

Documented strengths

Where you can use it: WhatsApp, Email, SMS or a phone number, Voice messages and Web or desktop app
What it can do: Creates and edits documents, Save your own reusable instructions and Browses the web for you
Memory: Remembers you between conversations and Reads your existing files and apps

The catch

The gap is messaging channels, with nothing documented for iMessage, Slack and Its own iPhone or Android app.

Pricing

FreeyrGO$8/moyrPRO$15/moyrMAX$33/moyrEnterpriseCustom pricing

Free; GO $9/mo ($8/mo billed yearly); PRO $18/mo ($15/mo billed yearly); MAX $40/mo ($33/mo billed yearly); Enterprise custom pricing · dume.ai

How it differs from Notis: Dume pairs a web app, WhatsApp and a phone line with Dume Cowork, a Mac and Windows app that edits local files, runs terminal commands and drives a browser, with models billed in Dume credits; Notis adds iMessage and Slack messaging channels, user-owned coding agents and CLI/MCP portability that Dume does not document.

Visit Dume.ai Dume.ai alternativesSupport score: 55% across 31 checked rows out of 33

4. Kairos

AI assistant with browser automation ("personal AI intern")

A personal AI intern that logs into your apps in its own browser and finishes tasks you send by SMS, WhatsApp or email.

Best for: working inside the apps you already use

Documented strengths

What it can do: Creates and edits documents, Save your own reusable instructions, Browses the web for you and Posts to social media for you
Memory: Remembers you between conversations and Reads your existing files and apps
Where you can use it: WhatsApp and SMS or a phone number

The catch

The gap is messaging channels, with nothing documented for iMessage, Telegram, Slack, Voice messages and Its own iPhone or Android app.

Pricing

FreeBasic$12/moPlus$37/mo

Free–$37/month (Enterprise custom) · kairos.computer

How it differs from Notis: Kairos packages a lightweight web intern reachable by SMS, WhatsApp or email; Notis adds more channels (iMessage, Telegram, Slack, voice), portable skills and tools, and richer local-computer access.

Kairos alternativesSupport score: 36% across 32 checked rows out of 33

Questions about this comparison

Which of Pally, Dume.ai or Kairos scores highest in the evidence checked so far?

Pally, with 65% across all 33 rows. Dume.ai scores 55% across 31 checked rows out of 33 and Kairos scores 36% across 32 checked rows out of 33.

How much do they cost?

Pally: Free for everyone (almost unlimited usage, limit refills through the week); Cloud Mac add-on $95/month; Pally VIP by invitation only at $1,000/month or $10,000/year. Former $25 Pro and $100 Max plans no longer exist; Dume.ai: Free; GO $9/mo ($8/mo billed yearly); PRO $18/mo ($15/mo billed yearly); MAX $40/mo ($33/mo billed yearly); Enterprise custom pricing; Kairos: Free–$37/month (Enterprise custom). Notis, Pally, Dume.ai and Kairos all start at $0, and only Pally has a free plan that does the product's main job.

Which of them can I try for free?

Pally, Dume.ai and Kairos have a free tier.

Which of them work in Voice messages?

Pally and Dume.ai do. Kairos does not.

What can none of them do?

None of them documents Bring your own API key, Open source or Run it on your own server.

Where does Notis fit in?

Notis is number 1 on this page. Against Pally: No app and no fee: it answers in the Messages thread you already have, carries its own phone number and email address that other people can call or write, and sells nothing but an optional always-on Cloud Mac.

How we checked

We checked each product's official pages against the same 33 capability rows. The support score is the share of checked rows a product documents. Partial support counts half, and rows not checked yet stay out of the score. Notis chose the rows and is scored the same way. The score does not measure reliability, reply speed or writing quality. Last checked 21 August 2026.

Sources

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