
Provides powerful reasoning agents and deep research, but lacks Manus's specialized continuous cloud workspace execution.
Provides powerful reasoning agents and deep research, but lacks Manus's specialized continuous cloud workspace execution.
Manus records 19,195,779 monthly visits with -1.7% month-over-month growth and Free Trial pricing. Thinkstack.ai records 917 monthly visits with -47.4% growth and Freemium pricing.

Build custom AI chatbots and agents trained on your own data
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | manus.im | app.thinkstack.ai |
| Pricing Model | Free Trial | Freemium |
| Monthly Visits | 19.2M (19,195,779) | 917 (917) |
| MoM Traffic Delta | -339.79K (-1.7%) | -828 (-47.4%) |
| Primary Market & Share | 🇧🇷 Brazil (18.3%) | 🇺🇸 United States (48.2%) |
| Direct Visits / mo | 10.56M | 367 |
| User Rating | 4.6 | 4.1 |
| Supported Platforms | Website | Website |
A general-purpose AI agent that executes tasks, not just answers them
Give the agent a goal and it plans the steps, chooses tools, and works through the task in a cloud environment without constant supervision.
Produces finished artifacts such as slide decks, functional websites, small games, and formatted documents rather than raw text.
Runs broad, multi-source investigations and compiles the findings into a structured report.
Generates images, video, and music as part of a larger task or as standalone outputs.

Build custom AI chatbots and agents trained on your own data
Create fully functional AI agents in seconds from a visual, no-code interface without engineering help.
Connect multiple data sources so the bot answers from your own documents, help content, and websites.
Automate customer actions and build autonomous systems that require minimal human oversight.
Move complex chats to live agents and collect structured data through chat-based forms.

Provides powerful reasoning agents and deep research, but lacks Manus's specialized continuous cloud workspace execution.
Provides powerful reasoning agents and deep research, but lacks Manus's specialized continuous cloud workspace execution.
Features advanced computer use and interactive artifacts, but operates primarily as a chat assistant rather than a dedicated autonomous agent platform.
Features advanced computer use and interactive artifacts, but operates primarily as a chat assistant rather than a dedicated autonomous agent platform.

Executes tasks using cloud virtual Linux machines, but focuses more on personal desktop automation than complex multi-app research.
Free / Open-sourceProvides open-source personal task automation, but lacks the polished cloud sandbox environment of Manus.
Free / Open-sourceProvides open-source personal task automation, but lacks the polished cloud sandbox environment of Manus.

Automates multi-step workflows and asset creation, but with fewer built-in general browser navigation tools.
SpecialistConverts prompts into structured office deliverables, but acts primarily as a document generation workspace.
SpecialistConverts prompts into structured office deliverables, but acts primarily as a document generation workspace.

AI customer service that answers instantly and turns chats into revenue
AI customer service that answers instantly and turns chats into revenue

Custom AI agents trained on your documentation and knowledge base
Custom AI agents trained on your documentation and knowledge base

Free / Open-sourceUnites multiple models and custom agents in a self-hosted workspace, but lacks pre-built autonomous execution sandboxes.
Free / Open-sourceUnites multiple models and custom agents in a self-hosted workspace, but lacks pre-built autonomous execution sandboxes.
SpecialistDeploys autonomous business agents for operational work, but targets enterprise workflows rather than general open-ended research.
SpecialistDeploys autonomous business agents for operational work, but targets enterprise workflows rather than general open-ended research.
SpecialistDeploys agent fleets to build business deliverables, but requires more manual setup for complex web research.
SpecialistDeploys agent fleets to build business deliverables, but requires more manual setup for complex web research.

Custom AI support chatbots trained on your own website content
Custom AI support chatbots trained on your own website content