Overview
Spell-check entire webpages, not just input fields. Free AI grammar checking with your own Gemini API key. Offline & private.
Catch typos before your readers do. LexiLint is the first browser extension that spell-checks and grammar-checks entire webpages - articles, blog posts, documentation - not just input fields. Stop finding errors after publication. Catch them while reading. 🆕 WHAT'S NEW (v1.1.3) • Spanish language support added for spelling and grammar • 8 languages now supported (English US/UK + 6 premium) • AI Model Selection - Choose GPT-5, Claude Opus 4.5, Gemini 2.5 Pro • Enhanced security with cryptographic license verification ✨ FEATURES FREE SPELL CHECKING (100% Offline) • Works on any webpage - no internet required • US & UK English dictionaries included • Custom dictionary - add technical terms, names, brand names • Zero tracking, zero data collection • Instant results with visual highlights FREE AI GRAMMAR CHECKING • Grammar, style, clarity, and punctuation checking • Powered by Google Gemini 2.5 Flash (free tier: 1500 requests/day) • Bring Your Own API Key (BYOK) - you control the data • Context-aware checking for headings, paragraphs, lists, quotes PREMIUM: MULTI-LANGUAGE SUPPORT (8 Languages) • Free tier: English (US & UK) • Premium tier: Spanish, French, German, Polish, Russian, Turkish • All languages support both spelling AND grammar checking • Test all languages during 7-day free trial PREMIUM: ADVANCED AI PROVIDERS • OpenAI GPT-5 / GPT-4 - Industry-leading grammar analysis • Anthropic Claude Opus 4.5 / Sonnet 4.5 - Advanced reasoning and style • Gemini 2.5 Pro / Flash - Fast and accurate checking • AI Model Selection - Choose your preferred model • All providers use BYOK (you provide your own API key) 🎯 WHY LEXILINT? Unlike Grammarly/LanguageTool (input fields only), LexiLint checks: • Published content - Find errors in live articles, docs, and blog posts • 100% privacy-first - Offline spell check, your own API keys for grammar • Free forever - Core features never require subscription 💎 PREMIUM PRICING • Lifetime access: $29.99 (one-time payment) • Monthly subscription: $2.99/month (7-day free trial, cancel anytime) Secure checkout via Polar.sh (powered by Stripe) 🔒 PRIVACY GUARANTEE • Spell checking: 100% offline, never leaves your device • Grammar checking: Text sent to YOUR chosen AI provider using YOUR API key • No tracking of your browsing or text content • API keys stored locally in Chrome's encrypted storage • Zero data collection, zero surveillance Full privacy policy: https://igniteapp.net/lexilint/privacy/ 💬 SUPPORT • Email: lexilint@igniteapp.net • Response time: Usually within 24 hours • Feature requests welcome! --- Built with ❤️ for writers, developers, content creators, and anyone who reads on the web.
Details
- Version1.1.3
- UpdatedApril 3, 2026
- FeaturesOffers in-app purchases
- Size5.6MiB
- LanguagesEnglish
- DeveloperWebsite
Email
lexilintapp@gmail.com - Non-traderThis developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.
Privacy
LexiLint has disclosed the following information regarding the collection and usage of your data. More detailed information can be found in the developer's privacy policy .
LexiLint handles the following:
This developer declares that your data is
- Not being sold to third parties, outside of the approved use cases
- Not being used or transferred for purposes that are unrelated to the item's core functionality
- Not being used or transferred to determine creditworthiness or for lending purposes
