Trinka is a web-based AI writing assistant for academic and technical writing with grammar checking, proofreading, rewriting, citation, translation, and plagiarism and AI detection tools.
Pismo
Pismo provides a native AI writing assistant for Mac and Windows, with writing tools and subscription plans.

About Pismo
Pismo is a desktop AI writing assistant for Mac and Windows that works inside other apps, including email, documents, messengers, and browsers. It can revise text for clarity, correct spelling and grammar, translate into multiple languages, adjust length, change tone, and run user-created custom prompts with hotkeys.
Key features
- Improve writing clarity with AI-powered suggestions and corrections
- Fix spelling and grammar errors
- Translate content into multiple languages
- Make selected text shorter or longer
- Change tone and style for different contexts
- Create custom prompts used with hotkeys in any app
- Works in email, documents, messengers, and browsers on desktop
- Supports custom prompts triggered with hotkeys
- Available as a native app for Mac and Windows
Pismo at a glance
- Website
- pismo.ai
- Category
- AI & Machine Learning › AI Writing Tools
- Type
- Online tool
- Pricing
- Not confirmed. Check the site
- Platforms
- macOS, Web, Windows
- Open source
- Not stated
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
Pismo alternatives
Tools and sites you could use instead, ranked by how closely they match.
Ghostwrite drafts emails from user-provided details and offers writing suggestions through its email assistant.
Yomu supports academic writing for essays, papers, and theses with citations and PDF chat.
The ReadPo AI assistant helps users collect, organize, and create content from reading materials.
Fixkey turns typed or spoken thoughts into polished writing on Mac and supports voice input in more than 180 languages.
Rytr provides AI writing tools for generating content and assisting with writing tasks.
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