OffBlock
62
Quality Score
Solid
OffBlock
by OffBlock GmbH
Medium confidence
✍️ Bumetric analysis
“
OffBlock is an iOS app from OffBlock GmbH in the Productivity category, currently rated 4.7★ across 100 ratings. Initial signal reads as mostly critical sentiment so far: users flag rough edges and unmet expectations.
Quality Score is 62: Solid (established niche player). For a Productivity app, that means established niche player. 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
$8.2K
per month
→
12-mo forecast
$7.1K – $25.7K
per month
→
24-mo forecast
$6.6K – $59.5K
per month
INDIE 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
10 snapshots on record
Rating
4.7
Reviews
100 reviews
Forecast Revenue / mo
$8.2K
Snapshots tracked
10
since Apr 2020
ONE-TIME · BUILD
💰 Estimated build cost
$150K
↳ What it cost to build · not monthly revenue
Likely range $110K – $200K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in ~1.5y 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 (275 MB) | +$40K |
| ⚙ Productivity complexity ×1.10 | +$9K |
| ⚙ 8.3y maintenance × ~1-person team | +$49K |
Total estimate
$150K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$175K
↳ What it would sell for · not monthly revenue
Marketplace range $125K – $225K · 21× MRR multiple
💸
~1.2× build cost (break-even+)
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 |
| 📅 8.3y proven track record | +20% |
| ⭐ ★ rating ≥ 4.7 (premium) | +15% |
| 🏷 Productivity category multiple | +8% |
| ⭐ Small user base (<1K ratings) | -8% |
Final multiple
21× MRR
👥 Estimated audience size
5.2K
Lifetime downloads (US-equivalent)
Monthly active
970
Daily active
430
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 |
| 📅 8.3y of rating accumulation | -30% |
| 🔁 Productivity D30 retention | 30% |
| 📍 DAU / MAU stickiness | 0.45 |
DAU / MAU
44% 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 | 275 MB |
| 🏷 Category context | Productivity |
| 📦 Large iOS bundle | → Native Swift / UIKit (pre-2020 era) + assets |
💀 Maintenance status
Active
15%
Last shipped 2026-09-23 · 5 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
| 📅 5 days since last update | Active development |
| 👥 Small user base (100 ratings) + 8.3y old | +10% (solo-project pattern) |
Verdict
Active
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$8.2K/mo · ML-estimated from 234 triggers
Growth rate
+6.0% MoM · INDIE tier baseline (compound monthly)
6 months
$7.0K – $16.2K
12 months
$7.1K – $25.7K
24 months
$6.6K – $59.5K
Compound growth at +6.0% MoM (tier baseline for INDIE). Range widens with horizon — typical noise band ±40% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Early-stage solo · 47/100INDIE TIERexpected for tierGrowth Velocity
5.0
Founder Strength
4.7
Product Quality
6.6
Revenue Strength
3.9
Monetization Maturity
1.0
Defensibility
4.1
Market Position
2.0
Operational Safety
10.0
- 💰 Revenue: Modest — $3K - $15K/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.74★ across 100 reviews — solid.
- 📍 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 = $146K-$261K.
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 5 of 5 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Paid app ($0.00)METRIC | +$2,800 | |
| Excellent rating (4.7★)METRIC | +$2,200 | |
| Mature app (8y old)METRIC | +$1,500 | |
| support teamREVIEW | +$900 | |
| Pre-traction phase (100 ratings)METRIC | −$300 |
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 · v4.17.14
New in this version:
• Import from OffBlock Corporate: Users who previously used OffBlock through their airline can now import their logbook from the OffBlock Corporate app when switching to the personal app, so their flight history carries over.
• Import from OffBlock Corporate: Users who previously used OffBlock through their airline can now import their logbook from the OffBlock Corporate app when switching to the personal app, so their flight history carries over.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- OffBlock
- Developer
- OffBlock GmbH
- Bundle ID
- com.easydutyplan.OffBlock3
- App Store URL
- Open in App Store
- Category
- Productivity
- Content rating
- 4+
- Languages
- EN, DE, 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
- Reported revenue signal / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- Model estimate / mo
- $8.2K/mo
- Top-grossing rank
- 🇩🇪#56 /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 growth102 ratings+10100% lifetimeShow 3-year history estimate ▾
Tracked (10 weeks) Pre-tracking estimate (0 weeks) · model-based, ±5% noise · anchored to release date and current value
🗺️Geographic Distribution1 of 9 markets
🇩🇪
DE
Top-grossing rank: #56 / 100
Other markets
Outside top 100
in US, GB, DE, FR, JP, CA, AU, BR, IN
in US, GB, DE, FR, JP, CA, AU, BR, IN
This app currently ranks in only one of the 9 markets we monitor. Niche or regional apps often launch this way before global rollout. Rankings update daily.
📊Category Rank Trajectory#56 now · best #13 · 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 Quarter4 releases tracked
🚀Version Release Timeline4 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
The features you love combined in one app:
Pilot Logbook – Created to do the work, with no work for you.
• Smart flight logging, optimized for speed
• Integrated aircraft management
• Digital signature
• Precise night time calculation
• Powerful statistics, also for type- and class ratings
• Data export, PDF reports in official formats (EASA, FAA)
• Certificate manager
• Extensive airport database, location info & aviation weather
• Easy data import from third party apps
Flight Crew App – Keep up. Be organized. Stay connected.
• Calendar with timeline… View full description on the official store →
Pilot Logbook – Created to do the work, with no work for you.
• Smart flight logging, optimized for speed
• Integrated aircraft management
• Digital signature
• Precise night time calculation
• Powerful statistics, also for type- and class ratings
• Data export, PDF reports in official formats (EASA, FAA)
• Certificate manager
• Extensive airport database, location info & aviation weather
• Easy data import from third party apps
Flight Crew App – Keep up. Be organized. Stay connected.
• Calendar with timeline… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 275 MB🔞 4+📱 iOS 14.0+🔖 v4.17.14🔄 updated 5d ago🌐 EN, DE, ES📂 Productivity💰 Paid🚀 Launched 2018 (8y old)
📅
What Worked™ · Development Pipeline
10 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 →
2026-08
🔧
Shipped update — v4.17.12 → v4.17.13
2026-07
🔧
Shipped update — v4.17.11 → v4.17.12
2026-05
⭐
Rating ↑ 4.30 → 4.74 (improved 0.44★)
2026-05
🔄
Monetization changed: paid → free
2026-03
📈
Crossed 10 ratings — social-proof flywheel kicking in
2026-03
⭐
Rating ↑ 2.00 → 4.30 (improved 2.30★)
2023-01
⭐
Rating ↓ 2.33 → 2.00 (dropped 0.33★)
2022-04
⭐
Rating ↓ 3.00 → 2.33 (dropped 0.67★)
2020-10
⭐
Rating ↑ 1.00 → 3.00 (improved 2.00★)
2020-04
🚀
First tracked snapshot — initial data captured
🧪
Tech & Domain Intel — offblock.aero
- Mail provider
- Microsoft 365
- Tech stack
- Microsoft 365 · Apple Pay / Sign in with Apple
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 | 5★ | 5 | 5★ this version |
| 🇧🇷 BR | 5★ | 10 | 5★ this version |
| 🇨🇦 CA | 4★ | 9 | 4★ this version |
| 🇩🇪 DE | 4.3023★ | 1,912 | 4.3023★ this version |
| 🇫🇷 FR | 4.47253★ | 91 | 4.47253★ this version |
| 🇬🇧 GB | 4.7619★ | 42 | 4.7619★ this version |
| 🇮🇳 IN | 4.76★ | 50 | 4.76★ this version |
| 🇯🇵 JP | 4.28571★ | 7 | 4.28571★ this version |
| 🇺🇸 US | 4.7451★ | 102 | 4.7451★ this version |
🔔
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📝 Description
95
BU Score · Transcendent
About this analysis
Why medium confidence: 100 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
10 answers · auto-generated from this app's public dataHow much does OffBlock make per month?▴
Based on our ML-calibrated revenue forecast, OffBlock earns approximately $8.2K/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 OffBlock profitable?▴
With estimated build cost $150K and monthly revenue $8.2K, OffBlock looks break-even-grade — payback period sits around 1.5 years. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
How many users does OffBlock have?▴
Estimated audience: ~5K lifetime downloads, ~970 monthly active users, and ~430 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 OffBlock?▴
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.
What is OffBlock built with?▴
Our heuristic places OffBlock 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 OffBlock still actively maintained?▴
Maintenance status: Active (15% abandonment risk). Last shipped version was 5 days ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would OffBlock sell for?▴
Estimated acquisition value: $175K (marketplace range $125K – $225K). Calculated as 21× 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 OffBlock last updated?▴
OffBlock last shipped a new version on 2026-09-23 — less than a month ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes OffBlock?▴
OffBlock is published by OffBlock GmbH 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 OffBlock's BU Score?▴
OffBlock has a BU Score of 62/100 (Solid). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.