Spellaris - AI Grammar & Tone Assistant

About

Spellaris is an advanced AI-powered Extension designed to enhance your writing in real-time. Whether you're drafting professional emails, writing essays, creating content, or communicating online, Spellaris helps you write more clearly, effectively, and in the tone that best suits your intent. Built on Google's Gemini API, Spellaris uses your own API key -- stored securely and locally in your browser, giving you full control over your access and an added layer of privacy.

Features:

1. AI Text Suggestions
Spellaris offers intelligent, context-aware suggestions as you type. It helps you refine sentence structure, improve word choice, and increase the overall readability of your content, all while preserving your unique writing style.

2. Tone Detection
Tone plays a crucial role in communication. Spellaris analyzes your text and identifies its tone , such as formal, friendly, assertive, or casual -- so you can ensure your message is appropriate for its audience and context.

3. Writing Quality Detection
Spellaris evaluates your text in real time for grammar, clarity, fluency, and conciseness. It highlights that need improvement and provides clear, actionable suggestions, making it easier to polish your writing without needing a second opinion.

4. Rewrite in 6 Different Tones
One of Spellaris’s most powerful features is the ability to rewrite any text in six distinct tones:

Professional - Clear, respectful, and suited for workplace communication

Casual - Relaxed and conversational, ideal for everyday messaging

Formal - Structured and polite, appropriate for academic or official use

Creative - Expressive and imaginative, perfect for storytelling or content writing

Assertive - Confident and direct, great for persuasive or leadership communication

Friendly - Warm and approachable, suitable for informal or supportive conversations
This allows you to adapt your writing style instantly to suit any situation or platform.

5. Real-Time Grammar Correction
Spellaris automatically detects grammatical errors, spelling mistakes, punctuation issues, and awkward sentence constructions. These corrections happen as you write, helping you stay focused while ensuring your writing remains polished and professional.

Security and Privacy
Your Gemini API key is stored locally in your browser. This means Spellaris does not handle or store your credentials externally, giving you more transparency and control over your data while still providing powerful AI functionality.

Who It’s For
Spellaris is ideal for students, professionals, content creators, marketers, developers, and anyone who writes regularly and wants to communicate more effectively. Whether you're working on emails, essays, reports, blog posts, or social media captions, Spellaris helps you write with greater confidence and impact.