Grammarly vs Smodin

An in-depth comparison of two AI writing tools — features, pricing, and which one to choose.

Last updated: March 1, 2026

Grammarly

AI writing assistant for grammar and clarity

4.8(520 reviews)

freemium

Smodin

Multi-lingual AI writing assistance platform

4(67 reviews)

paid

Our Verdict

Grammarly is the industry-leading grammar tool with unmatched integrations. Smodin adds AI essay writing, plagiarism checking, and rewriting tools. Students needing an all-in-one writing platform can consider Smodin; professionals should stick with Grammarly.

Quick Comparison

Metric	Grammarly	Smodin
Rating	4.8 / 5 4.8 Winner	4 / 5 4
Reviews	520More Reviews	67
Pricing	Freemium	From $9/mo
Users	10K+	10K+
Category	Text Processing	Text Processing
Released	2009	2023

Key Features

Grammarly

Real-time grammar, punctuation, and spelling corrections across all writing contexts
Tone detector that identifies and adjusts the emotional register of written content
Clarity and conciseness suggestions for improving readability and impact
Plagiarism detection with 16 billion web page database comparison (Premium)
Vocabulary enhancement with context-appropriate word suggestions
Full-sentence rewrite suggestions for passive voice and awkward constructions
Style guide enforcement for consistent brand and team communication standards
Platform coverage: browser extension, desktop app, Microsoft Office, and Google Docs

Smodin

Multi-lingual AI rewriter supporting 100+ languages with fluency optimization
AI essay and article writer generating academic-style content from a brief prompt
Plagiarism checker with detailed similarity report across millions of web pages
Citation generator for APA, MLA, Chicago, and Harvard citation formats
AI detector for identifying machine-written content in submitted documents
Text summarizer for condensing long documents to essential key points
AI content rewriter with strength levels from light to heavy paraphrasing
Chrome extension for rewriting and improving text directly within any webpage

Pros & Cons

Grammarly

Pros

Highest accuracy grammar checker on the market — trusted by 30+ million daily users
Works seamlessly inside Gmail, Google Docs, Slack, LinkedIn, and 500,000+ apps
Free tier is genuinely capable — handles most basic grammar and clarity improvements
Tone suggestions help writers calibrate communication for different audiences
Business plan enables company-wide style guide enforcement for consistent messaging

Cons

Premium subscription at $12/month required for plagiarism detection and advanced suggestions
Can be overly conservative with creative writing — sometimes flags intentional stylistic choices
Grammarly AI writing features are less capable than dedicated writing tools like Jasper

Smodin

Pros

100+ language support makes it the most multilingual rewriting tool available
Complete academic toolkit: rewrite, summarize, cite, and check plagiarism in one platform
AI essay writer generates structured academic content faster than manual writing
AI detector integrated in the same platform enables a write-and-verify workflow
Free tier is generous — useful for students needing occasional academic assistance

Cons

AI-generated essays require substantial editing for originality and academic quality
Plagiarism database is smaller than QuillBot's or Grammarly's Premium coverage
Chrome extension is limited in functionality compared to the full web platform

Best For

Grammarly

Professional email writingBusiness communicationsAcademic writingContent creators and bloggersAnyone wanting to improve writingESL professionals

Smodin

Students and homeworkAcademic writing assistanceResearch and citationsMultilingual writing needsBudget-conscious students

Pricing Plans

Grammarly

Free$0/monthly

For individuals - Write without spelling and grammar mistakes

Pro$30/monthly

For eligible individuals and teams - Achieve your goals with clear and confident writing

Enterprise$0/custom

For larger organizations - Drive results across your entire organization with trusted AI

Smodin

Writing$9/yearly

$9/month billed annually - Full writing suite with essay, rewrite, and research tools

Reviewing$15/yearly

$15/month billed annually - Complete reviewing and checking tools

Ultimate$18/yearly

$18/month billed annually - All-in-One solution with access to all tools

Related Comparisons

Grammarly vs ProWritingAid Grammarly vs Wordtune Grammarly vs QuillBot DeepL Write vs Grammarly Grammarly vs Hemingway Editor

Full review

Grammarly

Full review

Smodin

Metric

Grammarly

Smodin

Rating

4.8 / 5

4.8

Winner

4 / 5

Reviews

520More Reviews

Pricing

Freemium

From $9/mo

Users

10K+

Grammarly

Real-time grammar, punctuation, and spelling corrections across all writing contexts
Tone detector that identifies and adjusts the emotional register of written content
Clarity and conciseness suggestions for improving readability and impact
Plagiarism detection with 16 billion web page database comparison (Premium)
Vocabulary enhancement with context-appropriate word suggestions
Full-sentence rewrite suggestions for passive voice and awkward constructions
Style guide enforcement for consistent brand and team communication standards
Platform coverage: browser extension, desktop app, Microsoft Office, and Google Docs

Smodin

Multi-lingual AI rewriter supporting 100+ languages with fluency optimization
AI essay and article writer generating academic-style content from a brief prompt
Plagiarism checker with detailed similarity report across millions of web pages
Citation generator for APA, MLA, Chicago, and Harvard citation formats
AI detector for identifying machine-written content in submitted documents
Text summarizer for condensing long documents to essential key points
AI content rewriter with strength levels from light to heavy paraphrasing
Chrome extension for rewriting and improving text directly within any webpage

Pros & Cons

Grammarly

Pros

Highest accuracy grammar checker on the market — trusted by 30+ million daily users
Works seamlessly inside Gmail, Google Docs, Slack, LinkedIn, and 500,000+ apps
Free tier is genuinely capable — handles most basic grammar and clarity improvements
Tone suggestions help writers calibrate communication for different audiences
Business plan enables company-wide style guide enforcement for consistent messaging

Cons

Premium subscription at $12/month required for plagiarism detection and advanced suggestions
Can be overly conservative with creative writing — sometimes flags intentional stylistic choices
Grammarly AI writing features are less capable than dedicated writing tools like Jasper

Smodin

Pros

100+ language support makes it the most multilingual rewriting tool available
Complete academic toolkit: rewrite, summarize, cite, and check plagiarism in one platform
AI essay writer generates structured academic content faster than manual writing
AI detector integrated in the same platform enables a write-and-verify workflow
Free tier is generous — useful for students needing occasional academic assistance

Cons

AI-generated essays require substantial editing for originality and academic quality
Plagiarism database is smaller than QuillBot's or Grammarly's Premium coverage
Chrome extension is limited in functionality compared to the full web platform

Pricing Plans

Grammarly

Free$0/monthly

For individuals - Write without spelling and grammar mistakes

Pro$30/monthly

For eligible individuals and teams - Achieve your goals with clear and confident writing

Enterprise$0/custom

For larger organizations - Drive results across your entire organization with trusted AI

Smodin

Writing$9/yearly

$9/month billed annually - Full writing suite with essay, rewrite, and research tools

Reviewing$15/yearly

$15/month billed annually - Complete reviewing and checking tools

Ultimate$18/yearly

$18/month billed annually - All-in-One solution with access to all tools