Threads Caption Generator

Use AI to generate captions for your images.

Part of Limey's free creator toolkit

This tool is part of Limey, the free all-in-one platform for creators. Build your bio page, shorten links with analytics, generate QR codes, collect responses with forms, and more.

Get started free

More free tools

Alt text generator Instagram alt text generator Random letter generator Random animal generator Random color generator UTM builder

All Tools

Other tools you may find helpful.

Social Media Bio Generator

Generates bios for various social media platforms.

Random Letter Generator

Generates random letters.

Threads Bio Generator

Creates bios for Threads accounts.

Random Color Generator

Produces random colors and their codes.

Alt Text Generator

Generates descriptive alt text for images.

Instagram Alt Text Generator

Creates alt text specifically for Instagram images.

UTM Builder

Creates UTM parameters for tracking URLs.

Instagram Bio Generator

Creates customized bios for Instagram profiles.

Featured Blog Posts

Analytics, Color, Control: Limey’s Latest Updates Are Here

From QR code analytics to rich text formatting and new vCard templates, Limey’s latest updates give you more control, style, and insight—plus fresh physical products to bridge your digital world.

How to Get Your Google Review Link from Your Google Business Profile & Share It

Learn how to create a Google review link to boost online reputation, improve local SEO, and make it easy for customers to share reviews.

New in Limey: AI Accessibility, PDF Support & Expanded Icons

Limey’s latest update brings smart ALT text, easy formatting, new icons, PDF support, and a friendly community forum to boost your site. Try it today!