VerlumoAIWriting assistant that checks grammar, tone, and clarity.
View detailsCasper AI
AI assistant that summarizes web pages and PDFs for researchers and readers.
Casper AI is an AI writing tool that works as a Chrome extension, helping you draft emails, summarise articles, and generate content in Gmail, Google Docs, and other web apps. It is built for professionals who want quick AI help without switching tools.
Key Features
- AI writing via Chrome extension
- Article summariser
- Email drafting in Gmail
- Content generation for social media
- Rewrite and improve tools
- Free plan available
Pricing
| Plan | Price | Details |
|---|---|---|
| Pricing | Check official site | See the official site for current plans. |
Prices as listed in 2026 research. Always check the official site for the latest price — plans change. Free plan: Yes — it has a free plan.
Best for: professionals who want a browser-based AI writing assistant.
Popular with: Business Owners, Writers, Marketers
Popular with: Business Owners, Writers, Marketers
How it works
The tool can summarise long articles, draft replies, and generate social media posts from a prompt. It also offers a writing assistant that rewrites and improves text, and it works across the web through the extension.
Casper AI offers a free plan with a limited allowance, and paid plans for heavier use. It is a handy browser-based assistant, though its features overlap with many similar tools and its free plan is limited.
Pros and Cons
✓ Pros
- Works in Gmail and Docs via extension
- Summariser is useful
- Free plan available
✗ Cons
- Overlaps with many similar tools
- Free plan allowance is limited
- Not a full writing platform
Frequently Asked Questions
Is Casper AI free?
Yes — Casper AI has a free plan. Check official site
What is Casper AI best for?
professionals who want a browser-based AI writing assistant.
What kind of tool is Casper AI?
Casper AI is a Writing Assistants tool on VerlumoAI.
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View detailsLast reviewed: November 2026