# Grammarly vs IzzyAI

Grammarly records 58,867,412 monthly visits with -1.5% month-over-month growth and Freemium pricing. IzzyAI records 0 monthly visits with -100% growth and Freemium, Free pricing.

| Metric | [Grammarly](https://openaitools.app/tool/grammarly) | [IzzyAI](https://openaitools.app/tool/izzyai) |
| :--- | :--- | :--- |
| Website URL | https://www.grammarly.com | https://www.izzyai.com |
| Categories | AI Writing Assistants, AI Writing, AI Grammar Checker, AI Text Generator | AI Therapist, AI Speech Recognition, AI Voice Enhancer, AI Language Learning |
| Pricing Model | Freemium | Freemium, Free |
| Monthly Visits | 58,867,412 | 0 |
| MoM Growth Rate | -1.5% | -100% |
| Primary Market | United States | Global |
| Direct Visits | 25,398,749 | 0 |
| Review Score | 4.4 | 3.9 |
| Saved Count | 74 | 0 |
| 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)

## IzzyAI

IzzyAI sits in the gap between weekly speech-therapy appointments: the exercises a person is meant to repeat at home are often the hardest part to keep up with, and there is rarely anyone around to say whether an attempt was correct. The app addresses that by giving each user an AI therapist avatar to talk to, backed by real-time recognition of speech and facial cues, so practice can happen at any hour and feedback arrives immediately rather than at the next appointment.

The product is aimed at a range of communication goals — stammering or fluency work, articulation, voice disorders and language difficulties. Content is tailored to the individual, and progress is tracked through analytics so that patterns over time are visible. Gaming elements such as streaks, levels and rewards are layered on top to make repeated drilling feel less like homework.

Because it is a self-service app, IzzyAI works best as a supplement to professional care rather than a replacement for a qualified speech and language therapist. The company's own framing centres on 24/7 access and personalised treatment, with the software handling repetition, measurement and motivation while a human clinician guides the overall plan.

**Pricing & Plans:** Offers a free tier alongside paid plans (freemium). Consult the official site or app listing for current subscription prices and trial terms.

- **AI therapist avatar:** A conversational avatar leads practice sessions, so users can rehearse speaking goals at any time of day without waiting for a clinician.
- **Real-time speech recognition:** The engine listens as the user speaks and evaluates pronunciation, fluency and articulation on the spot.
- **Face and voice analysis:** Camera and microphone signals are used together to read delivery cues such as mouth movement and voicing during exercises.
- **Progress analytics:** Session results are logged and summarised so users, parents or therapists can see improvement and sticking points over time.
- **Gamified practice:** Rewards, levels and streaks turn repetitive drills into something closer to a game, which helps sustain daily practice.

**Strengths:** Practice is available 24/7 rather than only in scheduled sessions; Automatic scoring and analytics make progress visible and objective; Covers several goals, from fluency and articulation to voice and language; Gamification helps users stick with repetitive exercises

**Limitations:** Intended as a complement to, not a substitute for, a licensed speech therapist; Effectiveness depends on consistent microphone and camera use; Pricing details and platform availability should be confirmed on the official store listing

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

## Frequently Asked Questions

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

Grammarly has 58,867,412 monthly visits, while IzzyAI has 0. 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%; IzzyAI has -100%.

### 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. IzzyAI: Freemium, Free. Offers a free tier alongside paid plans (freemium). Consult the official site or app listing for current subscription prices and trial terms.

## 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 | [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) |
| 4 | [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) |
| 5 | [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) |
| 6 | [ELSA Speak](https://openaitools.app/tool/elsaspeak-com) | 958,654 | -21.9% | Freemium, Free Trial | AI English speaking coach with instant pronunciation feedback | [.md](https://openaitools.app/tool/elsaspeak-com.md) |
| 7 | [Praktika](https://openaitools.app/tool/chatgpt-english-praktika-app) | 673,116 | +8.5% | Freemium, Paid | Learn a new language by talking to lifelike AI tutors | [.md](https://openaitools.app/tool/chatgpt-english-praktika-app.md) |
| 8 | [Hemingway Editor](https://openaitools.app/tool/hemingway-editor) | 605,169 | -8.6% | Free Trial, Paid, Free | Highlights readability and sentence complexity visually, but lacks automated grammar correction and browser-wide extension support. | [.md](https://openaitools.app/tool/hemingway-editor.md) |
| 9 | [BoldVoice](https://openaitools.app/tool/boldvoice) | 589,724 | -26.3% | Free Trial | Accent training with Hollywood coaches and real-time speech AI | [.md](https://openaitools.app/tool/boldvoice.md) |
| 10 | [Tarteel](https://openaitools.app/tool/tarteel-ai) | 553,684 | -0.7% | Freemium | AI Quran companion for recitation, memorization, and real-time mistake detection | [.md](https://openaitools.app/tool/tarteel-ai.md) |

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

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