Grammarly: AI Keyboard & Notes
83
Quality Score
Excellent
Grammarly: AI Keyboard & Notes
by Grammarly, Inc
High confidence
✍️ bumetric analysis
“
Grammarly: AI Keyboard & Notes is an iOS app from Grammarly, Inc in the Productivity category, currently rated 4.7★ across 214,981 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 83: Excellent (strong product-market fit). For a Productivity app, that means strong product-market fit. The full BU Investment Matrix below scores 8 dimensions including monetisation, growth, and operational risk.
Track changes month-over-month in the Performance section below: live snapshot history and revenue forecast included.
💰 Monthly revenue · now vs forecast
● Right now
$1.5M
per month
→
12-mo forecast
$1.6M – $2.4M
per month
→
24-mo forecast
$1.9M – $3.5M
per month
BIG tier
💡 Grow this revenue
Free AI audit of this app’s store listing
- Title & subtitle keyword fit
- Description hook & conversion structure
- Screenshots, ratings, reviews strategy
Typical impact: +2-5× organic installs
📊 Performance Tracking LIVE
Loading…
Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
ONE-TIME · BUILD
💰 Estimated build cost
$100K
↳ What it cost to build · not monthly revenue
Likely range $75K – $135K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in ~3 months at current MRR
Synthetic estimate. Inputs: category complexity, file size, screen count, monetization layer, platform reach, age × team-size proxy. Calibrated against 2024-2026 indie-agency rate surveys. Full math + source list on /methodology.
Where the money goes
| 🧱 MVP baseline (design + 1-store ship) | +$28K |
| 📱 5 unique screens × $4.5K | +$22K |
| 📦 Asset bundle (303 MB) | +$40K |
| ⚙ Productivity complexity ×1.10 | +$9K |
Total estimate
$100K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$600K
↳ What it would sell for · not monthly revenue
Marketplace range $475K – $800K · 18× MRR multiple
💸
~6.0× return on build cost
Synthetic estimate. Multiple band derived from ad-supported + age, rating quality, category demand, and user-base maturity. Calibrated against 2024-2026 indie-app-marketplace closed-deal medians. Full math + comparable deal list on /methodology.
How the multiple was built
| 📺 Ad-supported base | 15× MRR |
| ⭐ ★ rating ≥ 4.4 (solid) | +8% |
| 🏷 Productivity category multiple | +8% |
| ⭐ Mature user base (100K+ ratings) | +5% |
Final multiple
18× MRR
👥 Estimated audience size
16.0M
Lifetime downloads (US-equivalent)
Monthly active
4.8M
Daily active
2.1M
Synthetic estimate from ratings × category benchmarks. Calibrated against 2024-2026 mobile-attribution retention + DAU/MAU reports. Numbers are US-storefront-equivalent — true global audience can be 5-10× larger for international apps. Full math + source list on /methodology.
How we sized it
| 📲 Productivity engagement | ~75 installs / rating |
| 🔁 Productivity D30 retention | 30% |
| 📍 DAU / MAU stickiness | 0.45 |
DAU / MAU
45% sticky
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$1.5M/mo · ML-estimated from 234 triggers
Growth rate
+2.5% MoM · BIG tier baseline (compound monthly)
6 months
$1.5M – $2.0M
12 months
$1.6M – $2.4M
24 months
$1.9M – $3.5M
Compound growth at +2.5% MoM (tier baseline for BIG). Range widens with horizon — typical noise band ±15% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Concerning · 54/100BIG TIERbelow benchmarksGrowth Velocity
5.0
Founder Strength
5.5
Product Quality
9.3
Revenue Strength
6.2
Monetization Maturity
1.0
Defensibility
4.2
Market Position
2.0
Operational Safety
10.0
- 💰 Revenue: Healthy — $600K - $3300K/mo · BIG tier · medium-low confidence, trajectory unclear.
- ⭐ Quality: 4.66★ across 214,981 reviews — exceptional (top 1% in category).
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: Insufficient signal to assess trajectory.
- ⚠️ Risk: Low — no material risk signals detected.
🎯 For competitors: Mixed picture. Worth competing if you have a clear UX or pricing edge — otherwise crowded segment.
💵 For acquirers: Estimated asking range 18-32× monthly = $27.0M-$48.0M.
Composite of 8 dimensions computed deterministically from public signals — no LLM, every score traces back to a measurable input. Default weights shown; "compete" / "acquire" / "invest" lenses re-weight without re-fetching.
Range:
💰 Forecast Revenue / mo
MODELRevenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
🔬Forecast Breakdown — Why This Estimate?Top 15 of 15 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| High install base (214,981 ratings)METRIC | +$12,000 | |
| Paid app ($0.00)METRIC | +$2,800 | |
| subscriptionREVIEW | +$2,500 | |
| premiumREVIEW | +$2,200 | |
| Excellent rating (4.7★)METRIC | +$2,200 | |
| worth every pennyREVIEW | +$2,000 | |
| bugsREVIEW | −$1,800 | |
| 5 starREVIEW | +$1,800 | |
| cancelledREVIEW | −$1,500 | |
| excellent appREVIEW | +$1,500 | |
| Mature app (8y old)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| slowREVIEW | −$1,200 | |
| too expensiveREVIEW | −$1,000 | |
| priceyREVIEW | −$800 |
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)
📈 Reviews Growth
LIVECumulative review count from first BU snapshot. Each point = a tracked update.
⭐ Rating Trend
LIVEAverage rating evolution. Updates with each new review batch.
🆕 What's New · v13.0.0
Are you typing with two hands? Long-press Shift or the Pages key to type uppercase letters or numbers with your other hand, right as you type!
More improvements in this release
• Improved speech-to-text stability and language detection.… Full release notes →
More improvements in this release
• Improved speech-to-text stability and language detection.… Full release notes →
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Grammarly: AI Keyboard & Notes
- Developer
- Grammarly, Inc
- Bundle ID
- com.grammarly.keyboard
- App Store URL
- Open in App Store
- Category
- Productivity
- Content rating
- 12+
- Languages
- EN, ES
Company
- Website
- Not found
- Tagline
- Today
- Description
- Find apps and games for iPhone, iPad, Mac, and more on the App Store.
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Available
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $35.0K/mo
- Top-grossing rank
- 🇺🇸#12 /100 🇨🇦#19 /100 🇮🇳#21 /100 🇬🇧#24 /100 🇦🇺#27 /100 🇧🇷#84 /100
- All-time revenue
- Not found
- Pricing
- Not found
Founder
Founder data not yet collected for this app.
Funding
Funding data not yet collected for this app.
Press & Links
Press & Links data not yet collected for this app.
Contacts & Socials
Contacts & Socials data not yet collected for this app.
📈Ratings growth214,981 ratings+48% lifetimeShow 3-year history estimate ▾
Tracked (11 weeks) Pre-tracking estimate (36 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Top Countries — Grossing Rank6 countries
🇺🇸US#12 /100
🇨🇦CA#19 /100
🇮🇳IN#21 /100
🇬🇧GB#24 /100
🇦🇺AU#27 /100
🇧🇷BR#84 /100
📊Category Rank Trajectory#12 now · best #11 · worst #100
Lower line = better rank · Estimate from ratings growth model · Lower position on chart = worse rank · Higher = top of chart
🚀Update Frequency · Releases per Quarter3 releases tracked
🚀Version Release Timeline3 releases tracked
Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" — additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.
📝 About this app
Instantly and easily create smart, polished writing with the Grammarly Keyboard. Designed to deliver real-time writing feedback and provide AI assistance, the Grammarly Keyboard works directly in your iPhone and iPad apps, no copy and paste required.
When you join the millions of people using the Grammarly Keyboard, you'll benefit from:
An easy-to-use AI keyboard that works in all your apps
- Spelling, grammar, and conciseness suggestions in 20+ languages
- Typing in 6 languages
- Voice dictation with automatic cleanup
- Vocabulary and clarity recommendations (Premium only)… View full description on the official store →
When you join the millions of people using the Grammarly Keyboard, you'll benefit from:
An easy-to-use AI keyboard that works in all your apps
- Spelling, grammar, and conciseness suggestions in 20+ languages
- Typing in 6 languages
- Voice dictation with automatic cleanup
- Vocabulary and clarity recommendations (Premium only)… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 303 MB🔞 12+📱 iOS 17.4+🔖 v13.0.0🔄 updated 0d ago🌐 EN, ES📂 Productivity💰 Paid
📅
What Worked™ · Development Pipeline
12 EVENTS TRACKEDDetected changes in this app over its tracked lifetime — each event links cause (what changed) to effect (what moved). Sorted newest first.See full history →Version history →
2026-07
🔧
Shipped update — v12.1.0 → v13.0.0
→ 30 days after: revenue +$33.9K/mo · reviews +2,336 high confidence
2026-06
📸
Updated 2 store screenshots
→ 30 days after: revenue +$33.9K/mo · reviews +2,336 medium · co-occurring
2026-06
🔧
Shipped update — v10.2.0 → v12.1.0
→ 30 days after: revenue +$33.9K/mo · reviews +4,853 low · multiple changes
2026-05
📈
Crossed 1,000 ratings — social-proof flywheel kicking in
→ 30 days after: reviews +2,517 high confidence
2026-05
⭐
Rating ↑ 3.93 → 4.66 (improved 0.73★)
→ 30 days after: reviews +2,517 high confidence
2026-03
⭐
Rating ↑ 3.93 → 4.40 (improved 0.47★)
→ 30 days after: revenue +$117/mo · reviews +52 high confidence
2026-03
📈
Crossed 500 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$117/mo · reviews +52 high confidence
2026-01
📈
Crossed 100 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$537/mo · reviews +233 medium · co-occurring
2025-12
📈
Crossed 50 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$528/mo · rating −0.93★ · reviews +228 low · multiple changes
2025-12
⭐
Rating ↓ 4.75 → 4.33 (dropped 0.42★)
→ 30 days after: revenue +$422/mo · rating −0.93★ · reviews +182 medium · co-occurring
2025-12
📈
Crossed 10 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$422/mo · rating −0.93★ · reviews +182 medium · co-occurring
2025-12
🚀
First tracked snapshot — initial data captured
→ 30 days after: revenue +$412/mo · rating −0.93★ · reviews +178 medium · co-occurring
📸
Store Page History
2 SCREENSHOT CHANGESEvery time a developer swaps a store screenshot we archive both versions. Compare side-by-side to see what messaging / visuals changed.
iPad screenshots
Slot 6
2 ver.
2 ver.
2026-05-12
2026-06-15
iPhone screenshots
Slot 6
2 ver.
2 ver.
2026-05-12
2026-06-15
🔎
ASO Keyword Positions
BEST RANK #23Ranked for 1 App Store search query in our last keyword sweep. Lower position = closer to the top.
spelling·#23🇺🇸
Last sweep: 2026-05-19 · iTunes Search API
🧪
Tech & Domain Intel — grammarly.com
- Mail provider
- Google Workspace
- Tech stack
- Microsoft 365 · Apple Pay / Sign in with Apple · Atlassian (Jira/Confluence) · Google Workspace · Notion (workspace) · Stripe
Derived from public RDAP + DNS TXT records (no scraping, no login).
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 4.52672★ | 12,593 | 4.52672★ this version |
| 🇧🇷 BR | 4.6786★ | 1,481 | 4.6786★ this version |
| 🇨🇦 CA | 4.4897★ | 22,136 | 4.4897★ this version |
| 🇩🇪 DE | 4.35683★ | 1,830 | 4.35683★ this version |
| 🇫🇷 FR | 4.43191★ | 940 | 4.43191★ this version |
| 🇬🇧 GB | 4.59098★ | 26,774 | 4.59098★ this version |
| 🇮🇳 IN | 4.6178★ | 17,271 | 4.6178★ this version |
| 🇯🇵 JP | 4.5263★ | 3,593 | 4.5263★ this version |
| 🇺🇸 US | 4.66282★ | 220,337 | 4.66282★ this version |
🔔
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Grammarly: AI Keyboard & Notes: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
About this analysis
Why high confidence: 214,981 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does Grammarly make per month?▴
Based on our ML-calibrated revenue forecast, Grammarly earns approximately $35K/mo. This is a US-storefront-equivalent estimate; global revenue can be several times larger for internationally-distributed apps. See the methodology page for the full formula and confidence bands.
What apps are like Grammarly?▴
Browse the full Productivity category catalog to find similar apps with revenue, build cost, audience and tech stack data. Each /p/{slug} page also shows a Compare side-by-side widget with three peer apps from the same niche.
Who makes Grammarly?▴
Grammarly is published by Grammarly, Inc on the Apple App Store. See the full publisher portfolio (other apps by the same developer) via the More by developer block on the product page above.
What is Grammarly's BU Score?▴
Grammarly has a BU Score of 83/100 (Excellent). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.