One browser agent that combines every major AI model with web automation
12 alternatives to Dex by Thirdlayer, matched by what they do.
| Rank | Tool & Tagline | Official Domain |
|---|
| Monthly Visits |
|---|
| MoM Growth |
|---|
| Pricing Model |
|---|
| Primary Market |
|---|
| Rating |
|---|
| Compare |
|---|
| ● | Dex by Thirdlayer | joindex.com | 9.26K | 803 (+9.5%) | Freemium | United States | 4.3 | Profile |
| 1 | HARPA AI | harpa.ai | 537.46K | 267.81K (+99.3%) | Freemium | United States | 4.6 | Compare |
| 2 | Tabbit Browser | tabbit.ai | 670.98K | -289.86K (-30.2%) | Freemium | United States | 4.5 | Compare |
| 3 | Dia Browser | diabrowser.com | 1.25M | 652.37K (+108.4%) | Free | United States | 4.3 | Compare |
| 4 | Sider | sider.ai | 2.64M | -314.2K (-10.6%) | Freemium | United States | 4.5 | Compare |
| 5 | Retriever AI | rtrvr.ai | 45.29K | 10.99K (+32%) | Freemium | United States | 4.2 | Compare |
| 6 | Monica | monica.im | 4.51M | -573.08K (-11.3%) | Freemium | United States | 4.3 | Compare |
| 7 | Nayla | nayla.ai | 2.26K | -1.07K (-32.2%) | Contact for Pricing | Brazil | 3.9 | Compare |
| 8 | Fellou AI Browser | fellou.ai | 31.01K | -4.96K (-13.8%) | Free Trial, Contact for Pricing | United States | 4.1 | Compare |
| 9 | Polar: AI Browser | polarbrowser.com | 76.9K | 6.7K (+9.5%) | Freemium | United States | 4.3 | Compare |
| 10 | Merlin AI | getmerlin.in | 1.38M | 159.85K (+13.1%) | Freemium | United States | 4.3 | Compare |
| 11 | Opera Neon | operaneon.com | 133.01K | -14K (-9.5%) | Paid | United States | 4.3 | Compare |
| 12 | SigmaOS Airis (Alpha) | sigmaos.com | 90.91K | 7.65K (+9.2%) | Freemium | United States | 4.5 | Compare |
One browser agent that combines every major AI model with web automation

The agentic AI browser that reads your tabs, files, and screenshots as context
The agentic AI browser that reads your tabs, files, and screenshots as context

The AI browser that reads between your tabs
AI sidebar and browser agent for reading, writing and research
AI sidebar and browser agent for reading, writing and research

Free AI browser agent that works anywhere you're signed in
Free AI browser agent that works anywhere you're signed in

All-in-one AI assistant across web, browser, desktop and mobile
All-in-one AI assistant across web, browser, desktop and mobile
The AI browser and assistant that works for you
The AI browser and assistant that works for you

The agentic AI browser that plans, researches and executes web and desktop tasks
The agentic AI browser that plans, researches and executes web and desktop tasks

A Chromium-based AI browser that runs long internet tasks for you
A Chromium-based AI browser that runs long internet tasks for you
One-click AI assistant for browsing, writing and research
One-click AI assistant for browsing, writing and research

An agentic browser built to act on your behalf

A Mac browser built for focus, with an AI companion called Airis
A Mac browser built for focus, with an AI companion called Airis