Microsoft Outlook
93
Quality Score
Transcendent
✍️ Bumetric analysis
“
Microsoft Outlook on iOS targets the professional productivity niche, directly competing with native mail clients and alternatives like Spark or Hey. Its substantial rating count, coupled with a high average rating, indicates strong user satisfaction and deep market penetration, signaling a mature, established product rather than one in an early growth phase. The estimated monthly revenue, while not astronomical for a Microsoft product, suggests a consistent, albeit modest, conversion rate for its paid monetization model. In the productivity category, a common monetization observation is that users often value a one-time purchase or annual subscription for an ad-free experience and premium features like advanced search or integrations, rather than relying on per-feature microtransactions. This aligns with Outlook’s paid approach, catering to users who prioritize a streamlined, uninterrupted workflow.
BU Score 93 · Transcendent — category-leading momentum. The full Investment Matrix below scores 8 dimensions including monetisation, growth, and operational risk.
Track snapshot history and revenue forecast in the Performance section below.
💰 Monthly revenue · now vs forecast
● Right now
$13.2M
per month
→
12-mo forecast
$13.5M – $18.0M
per month
→
24-mo forecast
$15.1M – $22.6M
per month
MEGA 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
669 snapshots on record
Rating
4.8
Reviews
9,312,407 reviews
Forecast Revenue / mo
$13.2M
Snapshots tracked
669
since Jan 2026
🤖Also on Android
$585/mo · 10.7M ratings · 4.3★
View →
ONE-TIME · BUILD
💰 Estimated build cost
$145K
↳ What it cost to build · not monthly revenue
Likely range $110K – $195K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in under a month 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 (470 MB) | +$40K |
| ⚙ Utilities complexity ×0.85 | $-13575 |
| ⚙ 11.7y maintenance × ~1-person team | +$70K |
Total estimate
$145K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$265.0M
↳ What it would sell for · not monthly revenue
Marketplace range $198.5M – $344.5M · 20× MRR multiple
💸
~1828× 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 |
| 📅 11.7y proven track record | +20% |
| ⭐ ★ rating ≥ 4.7 (premium) | +15% |
| 🏷 Utilities category multiple | -10% |
| ⭐ Mature user base (1M+ ratings) | +8% |
Final multiple
20× MRR
👥 Estimated audience size
1303.5M
Lifetime downloads (US-equivalent)
Monthly active
108.5M
Daily active
21.5M
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
| 📲 Utilities engagement | ~200 installs / rating |
| 📅 11.7y of rating accumulation | -30% |
| 🔁 Utilities D30 retention | 20% |
| 📍 DAU / MAU stickiness | 0.20 |
DAU / MAU
20% sticky
🛠 Estimated tech stack
🍎
Native iOS (Swift / UIKit)
Medium confidence · 55%
Also possible
React Native
Flutter
Heuristic guess from app bundle size, category, store description signals, and release-date stack era. Bumetric does not disassemble binaries — for binary-level certainty you would need an SDK intelligence tool or the manifest itself. Reasoning chain on the right. Full ruleset on /methodology.
Signals we read
| 📦 App bundle size | 470 MB |
| 🏷 Category context | Utilities |
| 📦 Large iOS bundle | → Native Swift / UIKit (pre-2020 era) + assets |
💀 Maintenance status
Active
5%
Last shipped 2026-10-05 · 12 days ago
0 · Active
50 · At risk
100 · Abandoned
Heuristic risk score from time-since-last-update + ratings velocity proxy + Editor's Choice / curated featuring signals. Calibrated against 2024-2025 app-store ranking decay reports. Not a guarantee — a quiet app with a healthy codebase looks the same as an abandoned one until something breaks. Full math on /methodology.
Risk signals
| 📅 12 days since last update | Active development |
Verdict
Active
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$13.2M/mo · ML-estimated from 234 triggers
Growth rate
+1.5% MoM · MEGA tier baseline (compound monthly)
6 months
$13.0M – $15.8M
12 months
$13.5M – $18.0M
24 months
$15.1M – $22.6M
Compound growth at +1.5% MoM (tier baseline for MEGA). Range widens with horizon — typical noise band ±10% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Mixed signals · 63/100MEGA TIERcompetitive but cautiousGrowth Velocity
5.0
Founder Strength
8.2
Product Quality
9.6
Revenue Strength
7.1
Monetization Maturity
1.0
Defensibility
7.5
Market Position
2.0
Operational Safety
10.0
- 💰 Revenue: Strong — $5.3M - $26.3M/mo · MEGA tier · low confidence, trajectory unclear.
- ⭐ Quality: 4.79★ across 9,312,407 reviews — exceptional (top 1% in category).
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: dev shipping weekly.
- ⚠️ 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 32-48× monthly = $421.2M-$631.8M.
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 14 of 14 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| High install base (9,312,407 ratings)METRIC | +$12,000 | |
| subscriptionREVIEW | +$2,500 | |
| Excellent rating (4.8★)METRIC | +$2,200 | |
| bugsREVIEW | −$1,800 | |
| 5 starREVIEW | +$1,800 | |
| cancelledREVIEW | −$1,500 | |
| excellent appREVIEW | +$1,500 | |
| Mature app (11y old)METRIC | +$1,500 | |
| Multilingual (47 languages)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| slowREVIEW | −$1,200 | |
| free trialREVIEW | +$1,200 | |
| support teamREVIEW | +$900 | |
| Ad-supported / freemiumMETRIC | +$600 |
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 · v5.2639.0
This update includes performance improvements and bug fixes to make Outlook better for you.
Feel free to send us any comments or questions by going to Settings > Help & Feedback – we’d love to hear from you.
Feel free to send us any comments or questions by going to Settings > Help & Feedback – we’d love to hear from you.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Microsoft Outlook
- Developer
- Microsoft Corporation
- Bundle ID
- com.microsoft.Office.Outlook
- App Store URL
- Open in App Store
- Category
- Utilities
- Content rating
- 4+
- Languages
- SQ, AM, AR, BG, CA, HR, CS, DA, NL, EN, ET, FI, FR, DE, EL, HE, HI, HU, IS, ID, GA, IT, JA, KK, KO, LV, LT, MS, ML, NB, NN, PL, PT, RO, RU, SR, ZH, SK, SL, ES, SV, TH, ZH, TR, UK, UR, VI
Company
- Website
- outlook.live.com
- 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
- Reported revenue signal / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- Model estimate / mo
- $13.2M/mo
- Top-grossing rank
- 🇬🇧#8 /100 🇦🇺#11 /100 🇧🇷#11 /100 🇫🇷#12 /100 🇨🇦#17 /100 🇩🇪#26 /100 🇺🇸#28 /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 growth9,306,661 ratings+3% lifetimeShow 3-year history estimate ▾
Tracked (60 weeks) Pre-tracking estimate (0 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Top Countries — Grossing Rank9 countries
🇬🇧GB#8 /100
🇦🇺AU#11 /100
🇧🇷BR#11 /100
🇫🇷FR#12 /100
🇨🇦CA#17 /100
🇩🇪DE#26 /100
🇺🇸US#28 /100
🇮🇳IN#32 /100
🇯🇵JP#74 /100
📊Category Rank Trajectory#8 now · best #8 · worst #8
Lower line = better rank · Estimate from ratings growth model · Lower position on chart = worse rank · Higher = top of chart
🚀Update Frequency · Releases per Quarter9 releases tracked
🚀Version Release Timeline8 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
Outlook lets you bring all your email accounts and calendars in one convenient spot. Whether it’s staying on top of your inbox or scheduling the next big thing, we make it easy to be your most productive, organised and connected self.
Here's what you'll love about Outlook for iOS:
- Focus on the right things with our smart inbox - we help you sort between messages you need to act on straight away and everything else.
- Swipe to quickly schedule, delete and archive messages.
- Share your meeting availability with just a tap and easily find times to meet with others.… View full description on the official store →
Here's what you'll love about Outlook for iOS:
- Focus on the right things with our smart inbox - we help you sort between messages you need to act on straight away and everything else.
- Swipe to quickly schedule, delete and archive messages.
- Share your meeting availability with just a tap and easily find times to meet with others.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 470 MB🔞 4+📱 iOS 26.0+🔖 v5.2639.0🔄 updated 1w ago🌐 SQ, AM, AR, BG, CA +42📂 Utilities💰 Paid🚀 Launched 2015 (11y old)
📅
What Worked™ · Development Pipeline
25 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 →
2026-10
🔧
Shipped update — v5.2634.0 → v5.2639.0
→ 30 days after: reviews +93,039 medium · co-occurring
2026-08
🔧
Shipped update — v5.2630.0 → v5.2634.0
→ 30 days after: reviews +185,558 high confidence
2026-08
🔧
Shipped update — v5.2629.0 → v5.2630.0
→ 30 days after: reviews +113,337 high confidence
2026-07
🔧
Shipped update — v5.2628.0 → v5.2629.0
→ 30 days after: reviews +138,636 medium · co-occurring
2026-07
🔧
Shipped update — v5.2627.0 → v5.2628.0
→ 30 days after: reviews +62,730 medium · co-occurring
2026-07
🔧
Shipped update — v5.2626.0 → v5.2627.0
→ 30 days after: revenue −$10.3K/mo · reviews +82,011 medium · co-occurring
2026-07
🔧
Shipped update — v5.2625.0 → v5.2626.0
→ 30 days after: revenue −$10.3K/mo · reviews +96,655 medium · co-occurring
2026-06
🔧
Shipped update — v5.2624.0 → v5.2625.0
→ 30 days after: revenue −$10.3K/mo · reviews +96,700 medium · co-occurring
2026-06
🔧
Shipped update — v5.2623.0 → v5.2624.0
→ 30 days after: revenue −$10.3K/mo · reviews +95,525 medium · co-occurring
2026-06
🔧
Shipped update — v5.2622.0 → v5.2623.0
→ 30 days after: revenue −$10.3K/mo · reviews +92,003 medium · co-occurring
2026-06
🔧
Shipped update — v5.2621.1 → v5.2622.0
→ 30 days after: reviews +99,495 low · multiple changes
2026-06
🔧
Shipped update — v5.2621.0 → v5.2621.1
→ 30 days after: reviews +99,612 medium · co-occurring
2026-06
🔧
Shipped update — v5.2620.0 → v5.2621.0
→ 30 days after: reviews +93,443 low · multiple changes
2026-05
🔧
Shipped update — v5.2619.0 → v5.2620.0
→ 30 days after: reviews +98,766 medium · co-occurring
2026-05
🔧
Shipped update — v5.2618.0 → v5.2619.0
→ 30 days after: reviews +102,538 medium · co-occurring
2026-05
🔄
Monetization changed: paid → free
→ 30 days after: reviews +82,023 medium · co-occurring
2026-05
🔧
Shipped update — v? → v5.2618.0
→ 30 days after: rating +0.20★ · reviews +245,227 low · multiple changes
2026-03
⭐
Rating ↑ 3.61 → 4.60 (improved 0.99★)
→ 30 days after: revenue +$43.6K/mo · rating +0.99★ · reviews +8,726,042 medium · co-occurring
2026-03
📈
Crossed 1,000 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$43.6K/mo · rating +0.99★ · reviews +8,726,042 medium · co-occurring
2026-03
📈
Crossed 500 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$43.6K/mo · rating +0.98★ · reviews +8,726,055 medium · co-occurring
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 4.69207★ | 942,939 | 4.69207★ this version |
| 🇧🇷 BR | 4.87469★ | 1,532,926 | 4.87469★ this version |
| 🇨🇦 CA | 4.72468★ | 1,377,339 | 4.72468★ this version |
| 🇩🇪 DE | 4.64297★ | 908,976 | 4.64297★ this version |
| 🇫🇷 FR | 4.66112★ | 1,156,642 | 4.66112★ this version |
| 🇬🇧 GB | 4.73139★ | 1,967,645 | 4.73139★ this version |
| 🇮🇳 IN | 4.81246★ | 949,466 | 4.81246★ this version |
| 🇯🇵 JP | 4.53695★ | 867,137 | 4.53695★ this version |
| 🇺🇸 US | 4.79479★ | 9,314,173 | 4.79479★ this version |
🔔
Track this app’s revenue
FREEGet an email when revenue moves by your threshold. No spam, unsubscribe in one click.
📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Microsoft Outlook: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
More by Microsoft Corporation
View all →📦 Portfolio summaryMEGA studio
103apps·$116.8M/mocombined
✓ Diversified — top app contributes 11%; risk spread across portfolio
Similar apps in Utilities
About this analysis
Why high confidence: 9,312,407 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
10 answers · auto-generated from this app's public dataHow much does Microsoft Outlook make per month?▴
Based on our ML-calibrated revenue forecast, Microsoft Outlook earns approximately $13.2M/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.
Is Microsoft Outlook profitable?▴
With estimated build cost $145K and monthly revenue $13.2M, Microsoft Outlook looks highly profitable — pays back its build investment in under a month at the current run-rate. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
How many users does Microsoft Outlook have?▴
Estimated audience: ~1303.5M lifetime downloads, ~108.5M monthly active users, and ~21.5M daily active users. Derived from ratings count × category installs-per-rating × age decay. US-storefront-equivalent — global audience can be 5-10× larger for internationally-distributed apps.
What apps are like Microsoft Outlook?▴
Browse the full Utilities 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.
What is Microsoft Outlook built with?▴
Our heuristic places Microsoft Outlook on the Native iOS (Swift / UIKit) stack (Medium confidence, 55%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: React Native, Flutter.
Is Microsoft Outlook still actively maintained?▴
Maintenance status: Active (5% abandonment risk). Last shipped version was 12 days ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would Microsoft Outlook sell for?▴
Estimated acquisition value: $265.0M (marketplace range $198.5M – $344.5M). Calculated as 20× monthly revenue using the standard multiple for the detected monetization model + adjustments for age, rating quality and category demand. Calibrated against 2024-2026 Flippa / Acquire.com / MicroAcquire closed-deal medians.
When was Microsoft Outlook last updated?▴
Microsoft Outlook last shipped a new version on 2026-10-05 — less than a month ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes Microsoft Outlook?▴
Microsoft Outlook is published by Microsoft Corporation 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 Microsoft Outlook's BU Score?▴
Microsoft Outlook has a BU Score of 93/100 (Transcendent). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.