Grammarly vs Rizz
Side-by-side comparison of features, pricing, ratings, and alternatives.
Grammarly is an AI writing assistant that checks grammar, spelling, punctuation, and style in real time across browsers, desktop apps, and mobile keyboards. It integrates directly into Gmail, Google Docs, Microsoft Word, Slack, and thousands of other websites via a browser extension. Beyond basic correctness, Grammarly analyzes tone and clarity, suggesting rewrites to make writing more concise, confident, or friendly depending on the context and audience selected by the user. GrammarlyGO adds generative AI features for drafting emails, replying to messages, and rewriting passages on demand, while Grammarly Business adds brand style guides and analytics for teams that need consistent written communication across an organization.
Rizz is an AI-powered keyboard app designed to help you sound more confident, witty, and charming in your text conversations. Instead of switching between apps to get reply ideas, Rizz lives directly inside your keyboard, offering intelligent suggestions the moment you need them. The product is built around the idea of giving users "infinite rizz" — that elusive social charisma that makes messages feel natural, playful, and engaging. The app's core promise is to be the world's most powerful text AI built into your keyboard. By integrating AI directly into the typing experience, it removes friction from conversations on dating apps, messaging platforms, and social channels. Whether you are stuck on how to reply, need a clever opener, or want to keep a chat from going stale, Rizz aims to generate the right words instantly without leaving the conversation. Rizz is positioned for anyone who wants an edge in digital communication, particularly people navigating dating apps or social messaging. It blends convenience with AI-powered creativity, turning your keyboard into a personal texting coach. The website is minimal, focusing on the app's key value proposition and an App Store download link, making it clear that the product is a mobile-first AI assistant.
Free for basic corrections; Premium starts at $12/month, Business at $15/user/month.
No pricing information was found on the page.
- Works across almost every app via browser extension
- Good tone and clarity suggestions beyond basic grammar
- GrammarlyGO speeds up drafting
- Free tier is genuinely useful
- Integrates AI directly into the keyboard for a frictionless experience
- Designed specifically to improve charm and confidence in text conversations
- Works across multiple messaging apps, not just one platform
- Easy to access from the iOS App Store
- Premium features behind a subscription
- Occasional over-aggressive suggestions
- Privacy concerns for some sensitive writing contexts
- Only an App Store presence is shown, so iOS users appear to be the primary audience
- AI-generated replies may sometimes sound unnatural or less personal
- Requires enabling keyboard access and Full Access permissions, which can raise privacy concerns
- Reliance on AI suggestions could reduce authentic conversation skills over time
What reviewers say
Grammarly Reviews
3.0 (2)Good, not great
Grammarly is solid overall, though it's not perfect. On the plus side, good tone and clarity suggestions beyond basic grammar. That said, premium features behind a subscription, which held us back from rating it higher.
Good, not great
Mixed feelings about Grammarly after using it for a while. On the plus side, free tier is genuinely useful. That said, privacy concerns for some sensitive writing contexts, which held us back from rating it higher.
Rizz Reviews
No reviews yet.
More alternatives & similar tools
Alternatives to Grammarly
View all →Alternatives to Rizz
View all →The Verdict
AI-generated from listing dataRizz is a free iOS‑only AI keyboard focused on witty, charismatic replies, while Grammarly is a cross‑platform writing assistant with broader grammar, tone, and plagiarism features behind a paid tier.
Key differences
- •Rizz works only on iOS as a keyboard extension; Grammarly runs on web, desktop, mobile, and via browser extensions.
- •Rizz is free with no paid tier; Grammarly offers a freemium model with premium features requiring subscription.
- •Grammarly provides comprehensive grammar, tone, plagiarism detection, and team style guides; Rizz focuses solely on conversational charm suggestions.
- •Rizz integrates directly into any iOS messaging app via the keyboard; Grammarly integrates with many productivity apps (Gmail, Docs, Word, Slack).
- •Security model differs: Rizz requires Full Access keyboard permissions on iOS; Grammarly processes text in the cloud and has noted privacy concerns for sensitive content.
Pricing & value
Rizz is free with no pricing information; Grammarly’s premium features require a paid subscription.
Ease of use / learning curve
Rizz installs as an iOS keyboard and works instantly; Grammarly requires extension setup and may need account login.
Features & depth
Grammarly offers grammar, tone, plagiarism, brand guides, and AI drafting; Rizz only provides charm‑focused text suggestions.
Integrations & ecosystem
Grammarly integrates with Gmail, Docs, Word, Slack, etc.; Rizz works only within iOS messaging apps via the keyboard.
Collaboration
Grammarly includes team style guides and business plans; Rizz has no collaboration features.
Scalability
Grammarly supports individuals to large businesses across platforms; Rizz is limited to single‑device iOS use.
Support & security
Grammarly offers help center and email support; Rizz’s privacy relies on iOS Full Access, no support details provided.
Choose Grammarly if…
Professionals, students, or teams needing robust grammar, tone, plagiarism checks across multiple platforms.
Choose Rizz if…
iOS users who want a free, on‑the‑fly charm boost for personal messaging.
Common questions
Is there any cost to use Rizz?
Rizz is listed as free with no pricing information provided.
Can Grammarly be used on Android or Windows?
Yes, Grammarly is available on Web, Mac, Windows, iOS, Android, and via browser extensions.
Which tool offers plagiarism detection?
Grammarly includes plagiarism detection; Rizz does not provide this capability.


