Revenue rank on Toolify.
← AI Revenue Radar · Toolify Top 300
Grammarly
AI writing assistant for grammar, style, and tone correction and improvement.
Read the market signal first
Traffic and channel data use SimilarWeb methodology; keyword metrics come from DataForSEO; ranking and revenue signals come from Toolify. Evidence snapshot 2026-07-06.Estimated monthly traffic (directional, not audited revenue).
Primary market category.
Non-brand search share indicates how much task-led discovery may exist.
Channel mix share of visits
Top countries traffic share
Competitor traffic three-month visits
Task-keyword opportunity table
Score is Shipsite's opportunity score, blending the metrics on the left. Auditable inputs are Volume, KD, CPC, allintitle and KGR.| Keyword | Volume | KD | CPC | KGR | Score |
|---|---|---|---|---|---|
| grammar checker free | 60.5K | 76 | $1.77 | — | 20.7 |
| grammarly alternative | 1.3K | 0 | $3.59 | — | 67.3 |
| email tone checker | 140 | 5 | $3.38 | — | 44 |
| cover letter proofreading | 30 | 11 | $7.65 | — | 35.5 |
| plagiarism checker for students | 260 | 68 | $4.63 | — | 16.7 |
KGR is shown once allintitle sampling lands for a keyword; Volume, KD and CPC are already auditable.
Business canvases and strategic analysis
Thirteen grounded views aligned with the site-building strategy desk: Business Model Canvas, Value Proposition Canvas, JTBD, ICP, Empathy Map, Customer Journey, SWOT, PESTAL, Porter's Five Forces, 3C, STP, 4P and AIDMA — opened by the insight brief.One-line positioning
Grammarly is a browser/desktop writing tool: free grammar checks, paid tone and style rewrites.
Target user
End users are everyday writers; buyer is the individual or enterprise procurement; job is improving text quality.
Category role
Brand-dominant player in the writing-assistance category; grammar check is the entry point, not the endpoint.
The verdictBrand-dominant, always-on distribution captures high-value professionals, but general LLMs erode its moat.
Non-obvious insights
- QuillBot's traffic is 2.4x Grammarly's, yet Grammarly's Paid Search is only 11.46% — its base is higher-quality.
- US traffic (44.73%) dwarfs India's (7.84%); with workplace keywords, the core user is native-English professionals, not ESL learners.
- Free grammar searches hit 60K/mo while cover-letter-proofreading is just 30 — Pro-convertible long-tail demand is tiny.
Mechanisms worth studying
- Proves an always-on, in-input free tool converts daily exposure into brand dominance without paid buying.
- Proves bundling grammar+tone+plagiarism resists price competition better than single-feature rivals.
01 · Business Model Canvas
Business Model Canvas
- Stripe provides payment infrastructure.
- Browser store/education institution partnership details are unknown.
- Strategic investors or capital partners are unknown.
- Payments run on Stripe, so subscription billing and enterprise seat invoicing depend on it.
- Continuously iterating grammar/tone/rewrite AI models.
- Content moderation/quality operations details are unknown.
- Acquires users via free-extension exposure and education-market penetration.
- Growth activity centers on daily free-extension exposure and education-market penetration.
- The enterprise data-security promise forces ongoing compliance audits and data-residency work.
- Grammar check, tone/rewrite suggestions, plagiarism detection, team style consistency.
- Free tier for basic grammar; Pro ~$12/month unlocks rewrite/tone; Enterprise is custom-priced.
- Confidence in writing and a more professional image are soft social/workplace trust gains.
- Specific data privacy and security compliance terms are unknown.
- AI model or ecosystem partnership details are unknown.
- Self-serve product-led growth, with sales/customer-success touch for the enterprise tier.
- Specific customer support channel details are unknown.
- Renewal rate and retention curve data are unknown.
- Trust is built through sustained brand exposure and education-market penetration, not one-off conversion.
- Users check grammar and rewrite tone while writing emails/documents in browser/desktop contexts.
- Enterprise purchase decision process and admin permission setup are unknown.
- US users are 44.73% of traffic, followed by India and UK; usage is browser-extension-resident.
- Pain is writing errors/unprofessional tone; gain is improved text quality and professional image.
- Customer LTV, renewal rate, and enterprise contract size are unknown.
- Grammar/tone/rewrite AI technology and user input data.
- Dominant brand, 52.7M monthly visits, browser-extension distribution.
- Team size and financial capital position are unknown.
- Toolify revenue rank #11, 52.7M monthly visits — the default-entry brand for writing tools.
- Rewrite suggestions need large-scale LLM inference; the plagiarism index needs constant updates.
- Direct (45.89%) dwarfs Paid Search (11.46%): brand habit, not paid buying, drives growth.
- Direct traffic is 45.89%, organic search 26.01%, paid search 11.46%.
- Transactions are processed via Stripe.
- Delivered via browser extension and desktop app, resident in user input contexts.
- Post-sale support channel is unknown.
- AI model training and product R&D investment.
- Per-query compute delivery cost is unknown.
- Support and operations cost is unknown.
- Acquisition cost from education-market penetration and enterprise sales.
- Enterprise invoice reconciliation, education procurement, and Stripe fees drive transaction cost.
- Monthly/annual subscription, Pro ~$12/month.
- Upsell from free grammar to Pro rewrite/tone/plagiarism.
- Enterprise tier is custom seat-based pricing.
- Whether revenue exists beyond subscriptions (data licensing, ads) is unverified without IR data.
02 · Value Proposition Canvas
Value Proposition Canvas
Product side · Value Map
- A browser/desktop extension resident in input fields, flagging grammar errors in real time.
- The Pro subscription includes a tone analyzer and rewrite-suggestion engine.
- Free basic grammar checking hooks users before ever pitching an upgrade.
- Plagiarism detection relieves the fear of content being flagged as plagiarized.
- Instant tone suggestions create the gain of feeling immediately more professional.
- Team style guides unify multi-author output, creating collaborative-consistency gain.
Customer side · Customer Profile
- The functional job: check grammar and tone for appropriateness before sending.
- The emotional job: avoid the embarrassment of unprofessional-looking writing errors.
- The free tier's limits mean tone/rewrite needs hit a paywall mid-task.
- The extension needs read access to all webpage input, deterring privacy-sensitive users.
- The always-on extension embeds grammar checks into daily writing without switching tools.
- Enterprise data-security promises let teams confidently deploy at scale.
03 · JTBD
Jobs To Be Done
- When Individuals writing emails/documents daily stall on AI Writing Assistant, they search 'email tone checker' or open grammarly.com.
- Direct is 45.89% of observed visits, so 'email tone checker' is a repeatable AI Writing Assistant situation rather than a one-off search.
- Measured demand for 'email tone checker' shows Grammarly is needed because the current stack cannot finish AI Writing Assistant in one pass.
- A procurement window and seat budget force Self-paying individuals or enterprise procurement to choose Grammarly for 'email tone checker' or an alternative now.
- The functional job is delivering usable AI Writing Assistant in-session, not learning another full suite.
- Before paying, buyers still line up 'cover letter proofreading' quality, limits, and Pro / pricing on one comparison sheet.
- Individuals writing emails/documents daily want less panic after a failed AI Writing Assistant pass, especially when 'email tone checker' misses the expected result.
- Budget owners want proof the Stripe bill for 'email tone checker' will not jump next cycle.
- Individuals writing emails/documents daily want to look able to finish AI Writing Assistant in front of peers, not still googling 'email tone checker'.
- Proving to management that picking Grammarly for 'email tone checker' was not a random tool buy is the social job.
- Success is a pasteable, shareable, or editable AI Writing Assistant result inside the same session.
- It also means holding 'cover letter proofreading' time, quality, and Pro / pricing inside a range Self-paying individuals or enterprise procurement can explain.
04 · ICP
Ideal Customer Profile
- The core profile is Individuals writing emails/documents daily doing AI Writing Assistant, in the AI Writing Assistant category.
- Self-paying individuals or enterprise procurement pay for 'email tone checker', and administration may sit with Enterprise IT/security admin.
- The buying trigger often shows up as a search for 'email tone checker', already present in the audited keyword table.
- United States is 44.73% of visits, so local work seasons can turn 'email tone checker' from latent need into a same-week must-solve.
- The primary pain is that AI Writing Assistant is slow and error-prone, which is why 'cover letter proofreading' exists as a task query.
- Seat quotes and usage swings make Self-paying individuals or enterprise procurement hesitate after the first 'email tone checker' result.
- Budget signal for 'email tone checker': Pro / pricing; observed rail is Stripe.
- Enterprise can buy seats or a contract for 'email tone checker'; 52.7M traffic shows people already pay or keep trying.
- Decision criteria include 'email tone checker' sample quality, limits, and whether Stripe checkout is frictionless.
- They also shortlist quillbot.com against 'email tone checker', and trust hinges on whether official pricing is self-serve readable.
- The repeatable reach path for 'email tone checker' buyers is Direct (45.89%), not a one-off campaign.
- The task query 'email tone checker' plus grammarly.com is the second touch, better for content pages than brand ads alone.
- Casual free-only users with no seat budget and no 'email tone checker' job are outside Grammarly's primary ICP.
- People who use quillbot.com for a different job than 'email tone checker' are not same-budget buyers.
05 · Empathy Map
Customer Empathy Map
Primary personaA non-native English professional emailing clients daily who worries about sounding unprofessional.
- They keep seeing 'email tone checker' result pages, grammarly.com, and same-job generation UIs.
- The comparison set keeps quillbot.com next to the incumbent 'email tone checker' tool.
- Peers talk in queries like 'email tone checker' and 'cover letter proofreading', not official handbook language.
- Users in United States also hear whether 'email tone checker' is worth the Stripe quota, not brand slogans.
- "Does this email sound too blunt?".
- "Can you proofread my cover letter for grammar mistakes?".
- Repeatedly opens the tone-suggestion panel to compare wording before and after a rewrite.
- Searches 'grammarly alternative' to compare QuillBot before deciding whether to renew.
- Worries an email's tone might offend a client and hurt their professional image.
- Wonders whether the free tier is enough or Pro is worth paying for.
- Feels anxious about tone before hitting send, reassured once a rewrite suggestion appears.
- Hesitates over whether the $12/month bill is really worth it.
- They fear having to redo a failed AI Writing Assistant pass; searching 'email tone checker' is already a frustration signal.
- Unclear bills or seats on 'email tone checker' makes lock-in to Grammarly feel hard to admit.
- The ideal gain is finishing AI Writing Assistant in-session and handing over an output that satisfies 'cover letter proofreading'.
- If Direct can find Grammarly again for 'email tone checker' (45.89%), a successful reuse becomes habit instead of another bake-off.
06 · Journey Map
Customer Journey Map
Discover01
Evaluate02
Onboard03
Retain04
Advocate05
Emotion curve (inferred)
Key behavior
Discovers and installs the extension via 'free' keywords or browser-store recommendations.
Compares free-vs-Pro features while searching 'grammarly alternative' for cheaper options.
Installs the extension, grants read permissions, sees a first grammar/tone popup in an email.
The extension flags errors daily; rewrite/tone suggestions repeatedly trigger a Pro paywall.
Recommends the extension to classmates/colleagues, or shares 'grammarly alternative' comparisons.
Friction / drop-off
'Grammar checker free' has KD 76 — the free-tool discovery channel is crowded with rivals.
QuillBot's 126.9M visits make it a strong price rival, raising drop-off risk at evaluation.
The extension reads all webpage input text; privacy concerns can cause a mid-onboarding uninstall.
Direct at 45.89% shows habitual return visits, but a sufficient free tier slows Pro conversion.
'Grammarly alternative' scores 67.3, the table's highest — third-party comparisons intercept word-of-mouth.
Product lever
Brand recognition (Toolify #11) keeps it top-of-mind even in a crowded discovery field.
The tone-rewrite-plagiarism bundle is what keeps users from switching to single-feature rivals.
The enterprise data-security promise overcomes permission concerns and completes onboarding.
The extension's constant presence in input fields is itself the retention mechanism.
Education/enterprise seat purchasing turns an individual advocate into a bulk-buy decision maker.
07 · SWOT
SWOT Matrix
- The resident-extension habit is an embedding depth substitutes can't easily replicate.
- Brand equity holds the traffic entry point even under comparison-shopping queries.
- Dual enterprise-plus-education procurement gives steadier cash flow than consumer subscriptions alone.
- Limited free tier may push some users toward alternative tools.
- Browser-extension-dependent model is exposed to platform policy changes.
- Internal product iteration speed and technical debt are unknown.
- "grammarly alternative" gets 1,300 monthly searches, signaling substitute demand.
- Niche queries like "email tone checker" have low volume but low competition.
- Enterprise demand for data security and team style consistency.
- Rewrite tools like QuillBot draw 126M+ monthly visits, diverting users.
- AI-detection tools like zerogpt.com get 75.9M monthly visits, fragmenting the space.
- "grammar checker free" has 60.5K searches but KD 76, indicating intense competition.
08 · PESTAL
PESTAL Macro Environment
- Tightening academic-integrity policies limit legitimate AI-writing-assist use on campus.
- UK/EU privacy rules require the enterprise data-security terms to be continually updated.
- Custom seat-based enterprise pricing is directly exposed to shrinking budgets in downturns.
- 'Grammar checker free' pulls 60.5K searches/mo — basics are commoditized, Pro's $12 needs differentiation.
- Workplace acceptance of AI rewriting is rising, but academic use for papers stays contested.
- 'Email tone checker' demand shows remote-work culture creating a new tone-management etiquette pain.
- Rivals like QuillBot replicate rewrite features as general LLMs erode the technical moat.
- The core entry is a browser extension, so API shifts like Manifest V3 pose dependency risk.
- Each 'email tone checker' job on Grammarly burns language-model inference; 52.7M visits tie energy cost to writing frequency.
- If 'email tone checker' drafts persist on grammarly.com, storage energy rises with reuse by Individuals writing emails/documents daily.
- Generated text around 'email tone checker' can trigger plagiarism, copyright, and disclosure rules in school, media, and brand settings.
- United States is 44.73% of observed visits, so local AI-writing disclosure and training-data rules constrain Grammarly's default output.
09 · Five Forces
Porter's Five Forces
45.89% Direct traffic is a barrier, but general LLMs can add grammar features at near-zero cost.
Extension distribution depends on Chrome/Edge store review — store policy shifts choke acquisition.
QuillBot's 126.9M visits give users a cheap switch-out option, capping room to raise Pro price.
'Grammar checker free' has 60K low-competition searches — users can revert to free/built-in tools.
QuillBot (126.9M) and scribbr.com (21.5M) directly split users on rewrite/proofreading tasks.
10 · 3C
3C Analysis
- Built multi-function AI spanning grammar, tone, and plagiarism — not a single-point tool.
- Free-tier acquisition plus $12/month Pro monetization forms a funnel SaaS economy.
- Toolify rank #11 gives it a structurally top-tier position in writing assistance.
- Users check grammar and rewrite tone while writing emails/documents in browser/desktop contexts.
- Pain is writing errors/unprofessional tone; gain is improved text quality and professional image.
- Customer LTV, renewal rate, and enterprise contract size are unknown.
- QuillBot: paraphrase + grammar check, 126.9M visits/3mo.
- zerogpt.com: AI-detection substitute task, 75.9M visits/3mo.
- scribbr.com: academic-proofreading adjacent category, 21.5M visits/3mo.
11 · STP
STP Marketing Strategy
- Segment first by job: Individuals writing emails/documents daily doing AI Writing Assistant, versus evaluators who only search 'email tone checker' to compare.
- Then cut by who pays for 'email tone checker' and geography: Self-paying individuals or enterprise procurement versus free riders, and United States (44.73%) versus the rest.
- Target the layer that can be reached again via Direct and will pay for 'email tone checker', not every visitor.
- Seats expand the 'email tone checker' ring, they do not replace the individual job layer; see ICP exclusions.
- Brand-dominant player in the writing-assistance category; grammar check is the entry point, not the endpoint.; in the customer's mind it should mean 'email tone checker', not generic AI.
- The reason to believe 'email tone checker' is revenue rank #9 and about 52.7M monthly visits, framed against quillbot.com.
12 · 4P
4P Marketing Mix
- The core product bundles browser extension, tone rewriting, and plagiarism detection.
- The enterprise line adds team style guides and a data-security module.
- Pro runs ~$12/month on annual billing, using the discount to lock in longer terms.
- Enterprise pricing is unpublished, following custom-quote plus seat-based B2B sales.
- Direct at 45.89% makes post-install return visits the main distribution battleground.
- Organic Search at 26.01% makes the pricing page a key pre-conversion comparison entry.
- Direct traffic is the largest share (45.89%), reflecting strong brand recognition.
- Free extension serves as an acquisition hook, with daily exposure driving conversion.
13 · AIDMA
AIDMA Decision Journey
- Attention arrives through Direct (45.89%) and high-relevance entries like 'email tone checker', not broad brand noise.
- Organic Search at 26.01% is the second attention surface for 'email tone checker'; grammarly.com must make that job obvious to Individuals writing emails/documents daily.
- Interest comes from translating 'email tone checker' into a readable AI Writing Assistant demo, not a feature dump.
- 'cover letter proofreading' shows they also want limits, price, or usage detail — the next page has to answer those.
- Desire holds when Grammarly finishes 'email tone checker' clearly faster than doing it by hand in one try, and feels closer to that job than quillbot.com.
- A free or limited trial lowers the cost of wanting 'email tone checker', otherwise desire dies in the bookmark bar.
- Heavy direct traffic means the brand can be recalled together with 'email tone checker', or they will search again next time.
- Revenue rank #9 and 52.7M visits become a memory hook only if people also recall 'email tone checker', not just the brand.
- Action is the first result on grammarly.com plus Stripe checkout; an extra signup step drops 'email tone checker' traffic.
- Let the free quota finish 'email tone checker' before the upgrade wall to turn interest into payment.
Evidence boundariesEnterprise pricing specifics, contract size, and renewal rate are unknown.; Individual-to-enterprise conversion funnel data is unknown.; Customer acquisition cost (CAC) and lifetime value (LTV) are unknown.; Browser-extension distribution coverage on mobile/new platforms is unknown.
Evidence boundaries
Official website: https://www.grammarly.com
Ranking and revenue signals come from Toolify; traffic, channels and country distribution use SimilarWeb methodology; keyword Volume, KD and CPC come from DataForSEO. This is a research snapshot, not investment advice.
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