AI TOOL PROFILE
Underline.AI: AI Writing Assistant for Marketing
- Marketing
- AI Writing Assistant
- Small Businesses
- Marketing Agencies
- eCommerce Store Owners
- Mid-Market Companies
Pricing
Paid plans start at $29/month for the Lite tier, with Pro at $39/month and Enterprise at $99/month. A free plan is available with a 5,000-word limit.
At a glance
- Best for
- Small Businesses, Marketing Agencies, eCommerce Store Owners, Mid-Market Companies
- Key use cases
- eCommerce Product Listings, Social Media Management, Blog and Article Writing, Email Campaign Drafting, Technical Documentation
- Integrations
- Shopify
- Official website
- Visit underline ai official website

How AI is used
Underline.AI is an AI-powered writing tool for marketing and advertising content. It provides templates and generators for various formats, including SEO articles, email marketing, and social media posts, which may help businesses maintain a consistent online presence.
The software is designed for a range of users, from individual freelancers to mid-market companies and marketing agencies. It includes tools for those operating in tech, healthcare, and retail, with a focus on eCommerce workflows.
Beyond the web platform, the tool offers a Chrome extension for editing and a Shopify integration to synchronize product catalogs for content generation. Buyers should confirm the word limits on the free plan and seat counts on paid tiers to ensure the plan fits their team size.
Key Features
Multi-Channel Content Generation
Generates copy for product listings, landing pages, blog posts, and email marketing.
Ad Copy Creator
Produces customized ad copy for platforms including Facebook, Google, and Instagram.
Brand Voice Management
Supports the creation of different brand voices to help maintain messaging across various product categories.
Shopify Integration
Synchronizes product catalogs to help generate marketing content based on store data.
Chrome Extension
Supports brainstorming, generating, and rephrasing content directly within the browser.
SEO Optimization Tools
Includes keyword grouping and SEO-focused writing tools to support content discoverability.
Use Cases
eCommerce Product Listings
Creating product descriptions, headlines, and bullet points for online stores.
Social Media Management
Planning and generating posts and captions for social channels.
Blog and Article Writing
Producing structured, search-optimized articles to support lead nurturing.
Email Campaign Drafting
Writing email copy designed to build brand awareness and drive customer action.
Technical Documentation
Generating wikis and user manuals for companies in the tech industry.
Integrations
- Shopify
FAQ
Does Underline.AI have a free version?
- Yes, there is a free plan that includes 5,000 AI-generated words, one seat, and five brand voices.
Can Underline.AI integrate with my online store?
- The platform offers a Shopify integration that synchronizes your product catalog to help generate marketing content.
Which plan is best for a small team?
- The Pro plan ($39/month) is designed for small marketing teams, supporting up to 5 seats and custom AI templates.
Source category: Marketing
Source subcategory: AI Writing Assistant
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