How do their growth rates compare?

Merlin AI has a month-over-month growth rate of +13.1%; Spread has —.

How does pricing compare?

Merlin AI: Freemium. Freemium. A free tier covers everyday use, and Merlin Pro is promoted at $2/month as a special offer, with the standard plan advertised around $19/month billed annually and described as replacing roughly $130/month of separate AI subscriptions. Paid tiers add higher limits, more capable models and advanced features. Spread: Freemium. Listed on the Chrome Web Store with a free install and a freemium structure, where the basic drafting and scheduling flow is available and deeper capabilities sit behind a paid tier. Confirm current pricing on the Chrome Web Store listing and spreadapp.ai.

What are alternatives to Merlin AI and Spread?

Other tools in related categories include ChatGPT, Google Gemini, Claude, Perplexity, Poe.

Head-to-Head Benchmark

Merlin AI vs Spread

Merlin AI records 1,382,634 monthly visits with +13.1% month-over-month growth and Freemium pricing. Spread records 0 monthly visits with — growth and Freemium pricing.

Merlin AIFreemiumTraffic Leader

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

Monthly Visits

1.38M

MoM Velocity

+13.1%

Top Market

🇺🇸 United States

View Merlin AI Analysis

getmerlin.in

SpreadFreemium

Draft, schedule, and generate X posts without leaving your browser tab

Monthly Visits

0

MoM Velocity

—

Top Market

🌐 Global

View Spread Analysis chromewebstore.google.com

Side-by-Side Traffic & Specification Matrix

Dimension / Metric	Merlin AI	Spread
Official Domain	getmerlin.in	chromewebstore.google.com
Pricing Model	Freemium	Freemium
Monthly Visits	1.38M (1,382,634)	0 (0)

MoM Traffic Delta	+159.85K (+13.1%)	0 (—)

Primary Market & Share	🇺🇸 United States (15%)	🌐 Global (—)

Direct Visits / mo	695.32K	0

User Rating	4.3	3.9

Supported Platforms	Browser Extension	Browser Extension

Merlin AI

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

Multi-model access in one place

Switch between GPT, Claude, Gemini, DeepSeek, Mistral and Llama class models from a single interface instead of juggling separate subscriptions.

Universal page summarization

Summarize articles, YouTube videos, PDFs and documents in place, then ask follow-up questions grounded in that content.

Writing and social drafts

Draft and reply to emails in Gmail, compose posts and comments for X and LinkedIn, and repurpose web pages or videos into blogs and articles.

Image generation

Generate images from prompts using more than 20 image models and multiple aspect ratios for web and social output.

Strengths & Pros

+Replaces several separate AI subscriptions with one interface and one bill
+Works inline on any page, so context is captured without copy-pasting
+Covers a wide range of tasks: chat, summarization, writing, images, search and light research
+Syncs across browser, web, iOS and Android with custom prompts and bots preserved

Frequently Asked Questions: Merlin AI vs Spread

Merlin AI has 1,382,634 monthly visits, while Spread has 0. Traffic estimates describe audience size, not product quality.

More Head-to-Head Matchups

Google Gemini vs Merlin AI

2.64B visits/mo

Google Gemini vs Spread

Best Alternatives to Merlin AI & Spread (12)

Limitations

–The free tier is limited, and heavy use pushes you toward the paid plan
–Covering so many features means individual tools may be less deep than dedicated apps
–Requires trusting a third party with the pages and documents you send it, even with the stated compliance certifications

Spread

Draft, schedule, and generate X posts without leaving your browser tab

Advance post scheduling

Queue X posts to publish later and keep a clean pipeline of upcoming content so you are not tied to the moment of posting.

Draft library

Write and stash half-finished tweets, then return to polish and publish them when the idea is ready.

Trend and news digest

Receive hourly top tweets on the subjects you follow, handy for tracking industry news and competitors.

AI tweet generation

Ask the tool to write tweet ideas about a topic or matching your style preferences, then edit the output into your own voice.

Strengths & Pros

+Keeps drafting, scheduling, drafts, and AI ideation together inside the browser
+Hourly top-tweet digests make trend and competitor watching passive
+Drafts let you capture an idea instantly and finish it later
+Developer declares no data collection or third-party data sales
+Lightweight and focused — quick to learn without a heavy onboarding process

Limitations

–Does one job well but is narrow — it is an X/Twitter helper, not a full multi-network social suite
–Chrome-extension only; no native mobile app for drafting or scheduling on the go
–Scheduling depends on the browser being available or the service staying online
–No team roles, approval workflows, or collaboration features

01

ChatGPT

6B/mo

SpecialistProvides superior core reasoning and advanced coding agents, but lacks Merlin's seamless one-click browser tab integration and sidebar shortcuts.

AI ChatbotFreemium+2.2%

02

Google Gemini

2.6B/mo

SpecialistOffers massive context windows and Google Workspace integration, but functions as a standalone web app rather than an inline sidebar.

AI ChatbotFreemium62% direct

Google Gemini web interface powered by Gemini 4 Carbon and Argon

03

Claude

1.3B/mo

SpecialistExcels at nuanced document analysis and writing, but operates as a dedicated web workspace rather than a browser extension.

AI AssistantFreemium+23.8%

#3

04

Perplexity

88.3M/mo

SpecialistDelivers superior citation-backed web research and real-time search, but lacks Merlin's multi-purpose browser writing tools and sidebar utilities.

AI Search EngineFreemium72% direct

05

Poe chat interface listing multiple AI models including GPT and Claude

Poe

5.9M/mo

Aggregates diverse frontier models into one conversational interface, but operates primarily as a web/app client rather than a native extension.

AI ChatbotFreemium+9.1%

Poe bot creation screen with prompt field and model selector

06

Monica

4.5M/mo

Provides comparable all-in-one browser assistance and multi-model chat, but includes more robust built-in painting and drawing suites.

AI AssistantFreemium55% direct

Monica web app showing an AI chat conversation with model selector and sidebar tools

07

Sider

2.6M/mo

Offers a similar browser sidebar experience with multi-model support, but features cleaner tab integration and smoother reading tools.

AI AssistantFreemium64% direct

Sider sidebar summarising a web article with model picker visible

08

Tabbit Browser

671K/mo

SpecialistIntegrates AI directly into an independent browser environment, whereas Merlin runs as an extension across existing browsers.

AI BrowsersFreemium85% direct

Tabbit Browser screenshot with the Agent task panel and Agentic Skills library visible

09

Chatbox

567.2K/mo

Delivers a cross-platform AI chat client with local file Q&A, but requires desktop installation rather than browser extension access.

AI CopilotFreemium58% direct

Chatbox desktop interface with a file Q&A conversation, sidebar of chats and model settings panel

10

HARPA AI

537.5K/mo

Combines browser AI chat with advanced web automation and data extraction, though with a steeper learning curve.

AI AgentFreemium+99.3%

HARPA AI extension panel showing model selection and page-aware prompt shortcuts on a website

11

Circleboom

336.9K/mo

Social media management, scheduling and X/Twitter tools in one place

AI Social Media Post GeneratorFreemium16% direct

Circleboom publish calendar with posts queued across Instagram, LinkedIn and X

12

ChatHub

322.6K/mo

Focuses on side-by-side multi-model comparison in a sidebar, but lacks Merlin's deeper document and video summarization workflows.

AI ChatbotFreemium59% direct

Screenshot of the ChatHub interface comparing GPT, Claude and Gemini responses in parallel columns

#1

Visit

ChatGPT

6B/mo+2.2%

Official

SpecialistProvides superior core reasoning and advanced coding agents, but lacks Merlin's seamless one-click browser tab integration and sidebar shortcuts.

AI Chatbot73% direct

Freemium

#2

Visit

Google Gemini

2.6B/mo

Official

SpecialistOffers massive context windows and Google Workspace integration, but functions as a standalone web app rather than an inline sidebar.

AI Chatbot62% direct

Freemium

Visit

Claude

1.3B/mo+23.8%

Official

SpecialistExcels at nuanced document analysis and writing, but operates as a dedicated web workspace rather than a browser extension.

AI Assistant72% direct

Freemium

Visit

Perplexity

88.3M/mo

Official

SpecialistDelivers superior citation-backed web research and real-time search, but lacks Merlin's multi-purpose browser writing tools and sidebar utilities.

AI Search Engine72% direct

Freemium

Visit

Poe

5.9M/mo+9.1%

Official

Aggregates diverse frontier models into one conversational interface, but operates primarily as a web/app client rather than a native extension.

AI Chatbot68% direct

Freemium

Visit

Monica

4.5M/mo