
All-in-one AI assistant across web, browser, desktop and mobile

12 alternatives to Cosmo AI, matched by what they do.
| Rank | Tool & Tagline | Official Domain | Monthly Visits | MoM Growth | Pricing Model | Primary Market | Rating | Compare |
|---|---|---|---|---|---|---|---|---|
| ● | Cosmo AI | chromewebstore.google.com | 0 | 0 (—) | Freemium | Global | 3.8 | Profile |
| 1 | Monica | monica.im | 4.51M | -573.08K (-11.3%) | Freemium | United States | 4.3 | Compare |
| 2 | Merlin AI | getmerlin.in | 1.38M | 159.85K (+13.1%) | Freemium | United States | 4.3 | Compare |
| 3 | Sider | sider.ai | 2.64M | -314.2K (-10.6%) | Freemium | United States | 4.5 | Compare |
| 4 | HyperWrite | hyperwriteai.com | 255.43K | 65.35K (+34.4%) | Freemium | United States | 3.9 | Compare |
| 5 | Compose AI | compose.ai | 34.9K | -32.34K (-48.1%) | Freemium, Free Trial, Contact for Pricing | India | 4.1 | Compare |
| 6 | Kome AI | kome.ai | 174.91K | -12.18K (-6.5%) | Freemium | India | 4.1 | Compare |
| 7 | Voilà — AI Assistant, Chat and Writer | getvoila.ai | 152.17K | -7.61K (-4.8%) | Freemium | United States | 4.6 | Compare |
| 8 | HARPA AI | harpa.ai | 537.46K | 267.81K (+99.3%) | Freemium | United States | 4.6 | Compare |
| 9 | Jetpack AI Assistant | jetpack.com | 229.02K | -18.99K (-7.7%) | Freemium, Free Trial | United States | 4.3 | Compare |
| 10 | 2Slash | 2slash.ai | 3.55K | 614 (+20.9%) | Freemium | Global | 4.1 | Compare |
| 11 | ParagraphAI | paragraphai.com | 23.27K | -12.32K (-34.6%) | Freemium | United States | 4.2 | Compare |
| 12 | Comment Generator | comment-generator.com | 6.3K | -1.3K (-17.1%) | Free Trial | United States | 3.9 | Compare |

All-in-one AI assistant across web, browser, desktop and mobile

One AI assistant that plugs ChatGPT, Claude and Gemini into every tab

Your AI agent for the browser: chat, automate and create from one sidebar

AI writing assistant with autocomplete, research, and a Chrome extension

SpecialistAI autocomplete that finishes your sentences wherever you type
SpecialistSummarize, bookmark and write with AI right in your browser
One AI assistant that works wherever you work
SpecialistOne browser agent that combines every major AI model with web automation

SpecialistAI writing and site management for WordPress

SpecialistA prompt-free AI writing assistant that lives inside every text field

SpecialistAn AI writing assistant and keyboard for error-free writing anywhere

SpecialistChrome extension that drafts on-brand social comments in one click
All-in-one AI assistant across web, browser, desktop and mobile
One AI assistant that plugs ChatGPT, Claude and Gemini into every tab
Your AI agent for the browser: chat, automate and create from one sidebar
AI writing assistant with autocomplete, research, and a Chrome extension
SpecialistAI autocomplete that finishes your sentences wherever you type
SpecialistSummarize, bookmark and write with AI right in your browser
One AI assistant that works wherever you work
SpecialistA prompt-free AI writing assistant that lives inside every text field
SpecialistAn AI writing assistant and keyboard for error-free writing anywhere
SpecialistChrome extension that drafts on-brand social comments in one click