# Grammarly vs Summify

Grammarly records 58,867,412 monthly visits with -1.5% month-over-month growth and Freemium pricing. Summify records 16,566 monthly visits with +3.2% growth and Freemium pricing.

| Metric | [Grammarly](https://openaitools.app/tool/grammarly) | [Summify](https://openaitools.app/tool/summify) |
| :--- | :--- | :--- |
| Website URL | https://www.grammarly.com | https://summify.io |
| Categories | AI Writing Assistants, AI Writing, AI Grammar Checker, AI Text Generator | AI Summarizer, AI Transcriber, AI Video Summarizer |
| Pricing Model | Freemium | Freemium |
| Monthly Visits | 58,867,412 | 16,566 |
| MoM Growth Rate | -1.5% | +3.2% |
| Primary Market | United States | United States |
| Direct Visits | 25,398,749 | 6,125 |
| Review Score | 4.4 | 4.2 |
| Saved Count | 74 | 10 |
| Supported Platforms | Website | Website |

## Grammarly

Grammarly is the world's most widely deployed AI writing and communication platform, trusted by more than 40 million daily users and 50,000 organizations including Atlassian, Databricks, and Zoom. Operating as a persistent overlay across over 500,000 web applications, desktop programs (Windows and macOS), Microsoft Office, Google Docs, and iOS/Android keyboards, Grammarly analyzes text in real time to eliminate grammatical errors, streamline wordy phrasing, and calibrate tone to match the writer's intent. Following its corporate evolution under the Superhuman Platform umbrella alongside Superhuman Mail and Coda, Grammarly has expanded from a personal proofreader into an enterprise-grade proactive AI communication suite.

In 2026, Grammarly goes well beyond red-underline spellchecking with a suite of specialized AI Agents and document integrity tools. Writers can invoke purpose-built agents—including AI Grader, Citation Finder, Reader Reactions, and Paraphraser—alongside generative AI drafting directly inline where they work. To address academic and professional transparency in the generative AI era, Grammarly offers built-in Plagiarism Detection, an AI Detector, and Grammarly Authorship, which tracks how a document was constructed by automatically categorizing text as human-typed, pasted from external sources, or generated/modified with AI. For teams, Grammarly enforces organizational consistency through custom Style Guides, Brand Tones, reusable Snippets, and Knowledge Share.

Grammarly simplified its subscription structure by consolidating its legacy individual 'Premium' and team 'Business' offerings into a single unified tier: Grammarly Pro. The Free plan ($0/month) covers essential spelling, punctuation, basic tone visibility, and 100 generative AI prompts per month. Grammarly Pro is priced at $12/member/month when billed annually ($144/year) or $30/member/month when billed monthly ($60 quarterly), unlocking unlimited personalized fluency suggestions, full-sentence rewrites, tone adjustment, citation formatting, plagiarism and AI detection, 1 team style guide, and 2,000 generative AI prompts per member each month. Large organizations opt for Grammarly Enterprise (available with Superhuman Go) for unlimited AI prompts, SAML SSO, SCIM provisioning, Data Loss Prevention (DLP), and Bring Your Own Key (BYOK) encryption.

**Pricing & Plans:** Free plan ($0/month) includes core grammar and spelling checks, tone detection, and 100 generative AI prompts/month; Grammarly Pro costs $12/member/month billed annually ($144/year, or $30/month billed monthly) with full-sentence rewrites, plagiarism/AI detection, team style guides, and 2,000 AI prompts/month, while Enterprise offers custom pricing with unlimited AI prompts and BYOK security.

- **Ubiquitous Inline Rewriting & Tone Calibration:** Works natively inside Chrome, Safari, Firefox, Edge, Windows, Mac, Google Docs, MS Office, and mobile keyboards to flag grammar mistakes, rewrite tangled sentences, and shift tone toward confident, empathetic, or executive registers.
- **Specialized AI Agents (AI Grader, Citation Finder & Reader Reactions):** Deploys contextual AI agents that predict how a target audience will react to a draft, locate credible supporting citations, grade essays against rubric criteria, and generate drafts using up to 2,000 monthly prompts on Pro.
- **Grammarly Authorship, AI Detector & Plagiarism Checker:** Scans text against billions of web pages and academic databases for accidental plagiarism, detects AI-generated passages, and logs transparent document provenance via Authorship reports in Google Docs and Word.
- **Team Style Guides, Brand Tones & Knowledge Share:** Enables teams on Pro and Enterprise plans to codify company terminology, ban deprecated jargon, enforce inclusive language, insert shared Snippets, and surface internal company definitions inline.
- **Enterprise Security, DLP & Superhuman Platform Governance:** Protects organizational data with SOC 2 Type 2 attestation, SAML SSO, SCIM lifecycle management, Confidential Mode, Data Loss Prevention controls, Audit Logs API, and customer-managed BYOK encryption.

**Strengths:** Frictionless cross-platform integration works inside virtually every browser, desktop app, email client, and mobile OS without copy-pasting into a separate chatbot.; Consolidating Premium and Business into Grammarly Pro ($12/member/month annual) gives individuals and small teams access to style guides, analytics, and plagiarism/AI detection in one plan.; Grammarly Authorship provides a constructive, transparent audit trail for students and writers to demonstrate human writing integrity alongside responsible AI editing.; Mature enterprise security posture featuring BYOK encryption, Data Loss Prevention, and granular application/domain blocklists.

**Limitations:** Month-to-month billing on Grammarly Pro is steep at $30/member/month compared to the $12/member/month annual commitment ($144 billed upfront).; Core writing intelligence and style rules remain primarily optimized for English dialects (US, UK, Canadian, Australian, Indian) rather than native multilingual grammar checking.; Aggressive inline underlines and pop-up agent cards can feel visually intrusive in dense technical documents or code-heavy web editors unless muted per domain.

[Profile (Markdown)](https://openaitools.app/tool/grammarly.md)

## Summify

Summify started as an AI video and audio summarizer and has grown into what it calls the knowledge and memory layer for every AI you use. You capture any source — YouTube videos, podcasts, PDFs, docs, articles, or voice notes — and Summify transcribes audio and video, then indexes every word for grounded retrieval with citations. Sources are grouped into "pods", each acting as its own scoped library for a client, deal, topic, or project.

Every source gets a readable deep-dive: a standalone summary, a full searchable transcript with timestamps for audio and video, eleven summary styles such as General, Deep Dive, Q&A, Academic, Blog, and Action List, plus extracted entities, timestamped key insights, data tables, and question-and-answer breakdowns. This means the material stays useful without needing to chat with it at all.

The key differentiator is portability. One click connects a pod to Claude, ChatGPT, Gemini, Grok, Cursor, Windsurf, or any MCP-compatible assistant, so the same knowledge follows you across tools and devices instead of being trapped in one app's upload limits. Summify reports 50,000+ people building pods, 30M+ minutes processed, and support for 130+ languages.

**Pricing & Plans:** Summify is freemium: you can start free with no card and deep-dive your first video. Paid plans are Starter at $8/month (about $100 billed yearly) with 800 transcription minutes per month and 5 pods, Pro at $16/month (about $200 yearly) with 1,800 minutes and 20 pods, and Max at $33/month (about $400 yearly) with 8,000 minutes and unlimited pods. Yearly billing saves roughly 20%, and all plans include the full summary style set and MCP connections.

- **Multi-source capture and transcription:** Ingest YouTube videos, podcasts, PDFs, documents, articles, and voice notes, with automatic transcription and searchable timestamps.
- **Eleven summary styles:** Choose from General, Timestamps, Deep Dive, Q&A, Academic, Blog, X, LinkedIn, Action List, Thought Cleaner, and Transcript formats on every plan.
- **Knowledge pods:** Group sources into scoped libraries per client, deal, or topic, each indexed for grounded retrieval with citations back to the original.
- **MCP integration with any AI:** Connect your pods to Claude, ChatGPT, Gemini, Cursor, Windsurf, and any MCP-compatible tool so the same knowledge works everywhere.
- **Built-in AI chat and deep dives:** Ask grounded questions across your sources or read auto-generated deep dives with entities, data tables, and timestamped insights.

**Strengths:** Works across Claude, ChatGPT, and any MCP-compatible AI instead of locking you into one tool; Rich per-source output including transcripts, timestamps, entities, and data tables; Free start with no card and a 3-day trial that unlocks any paid plan; Handles long-form video and audio that often break other tools' upload limits

**Limitations:** Transcription minutes are capped per plan, so heavy video users may outgrow lower tiers; Chrome extension is still listed as coming soon; Pods add a curation step before you get value compared to one-off summarizers

[Profile (Markdown)](https://openaitools.app/tool/summify.md)

## Frequently Asked Questions

### How do Grammarly and Summify compare in monthly traffic?

Grammarly has 58,867,412 monthly visits, while Summify has 16,566. Traffic estimates describe audience size, not product quality.

### How do their growth rates compare?

Grammarly has a month-over-month growth rate of -1.5%; Summify has +3.2%.

### How does pricing compare?

Grammarly: Freemium. Free plan ($0/month) includes core grammar and spelling checks, tone detection, and 100 generative AI prompts/month; Grammarly Pro costs $12/member/month billed annually ($144/year, or $30/month billed monthly) with full-sentence rewrites, plagiarism/AI detection, team style guides, and 2,000 AI prompts/month, while Enterprise offers custom pricing with unlimited AI prompts and BYOK security. Summify: Freemium. Summify is freemium: you can start free with no card and deep-dive your first video. Paid plans are Starter at $8/month (about $100 billed yearly) with 800 transcription minutes per month and 5 pods, Pro at $16/month (about $200 yearly) with 1,800 minutes and 20 pods, and Max at $33/month (about $400 yearly) with 8,000 minutes and unlimited pods. Yearly billing saves roughly 20%, and all plans include the full summary style set and MCP connections.

## Alternatives

| # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Profile (Markdown) |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| 1 | [DeepL](https://openaitools.app/tool/deepl) | 95,110,871 | -1.7% | Freemium | Outstanding for context-aware translation and professional writing refinement, but not designed as a dedicated grammar checker. | [.md](https://openaitools.app/tool/deepl.md) |
| 2 | [QuillBot Paraphraser](https://openaitools.app/tool/quillbot-paraphraser) | 36,630,337 | +2.3% | Freemium | Excels at heavy paraphrasing and text rewriting, but offers less seamless inline real-time proofreading across all apps. | [.md](https://openaitools.app/tool/quillbot-paraphraser.md) |
| 3 | [NoteGPT](https://openaitools.app/tool/notegpt) | 6,166,674 | -10.6% | Freemium | An AI agent that summarizes, transcribes, and turns your ideas into slides, docs, and media | [.md](https://openaitools.app/tool/notegpt.md) |
| 4 | [LanguageTool](https://openaitools.app/tool/languagetool) | 5,707,795 | -4.2% | Freemium | Provides strong multilingual grammar and style checking across apps, but offers fewer advanced generative AI features. | [.md](https://openaitools.app/tool/languagetool.md) |
| 5 | [Read Speaker Coach](https://openaitools.app/tool/read-speaker-coach) | 4,071,302 | -4.8% | Freemium, Paid | Meeting summaries, transcripts, and AI search that turn meetings into outcomes | [.md](https://openaitools.app/tool/read-speaker-coach.md) |
| 6 | [Blinkist](https://openaitools.app/tool/blinkist) | 1,633,056 | +19.3% | Freemium, Free Trial, Paid | Bite-sized book and podcast insights you can finish in 15 minutes | [.md](https://openaitools.app/tool/blinkist.md) |
| 7 | [ProWritingAid](https://openaitools.app/tool/prowritingaid-com) | 1,623,266 | +17.6% | Freemium, Paid | Delivers deeper manuscript analysis and structural reports, but has a steeper learning curve than Grammarly. | [.md](https://openaitools.app/tool/prowritingaid-com.md) |
| 8 | [UniScribe](https://openaitools.app/tool/uniscribe) | 1,486,239 | +0.7% | Freemium | Turn audio and video into accurate, searchable text in minutes | [.md](https://openaitools.app/tool/uniscribe.md) |
| 9 | [Video Transcriber AI](https://openaitools.app/tool/video-transcriber-ai) | 1,320,064 | +11% | Freemium | Turn any video or audio into text in seconds | [.md](https://openaitools.app/tool/video-transcriber-ai.md) |
| 10 | [Paperpal](https://openaitools.app/tool/paperpal) | 1,111,641 | +1.7% | Freemium | AI academic writing assistant that edits, cites, and checks your manuscript right where you write | [.md](https://openaitools.app/tool/paperpal.md) |

---
Source: https://openaitools.app/compare/grammarly-vs-summify

More Markdown: [Categories](https://openaitools.app/categories.md) · [Traffic rankings](https://openaitools.app/rankings.md) · [llms.txt](https://openaitools.app/llms.txt)