WorkingHours • Zeiterfassung
70
Quality Score
Strong
WorkingHours • Zeiterfassung
Medium confidence
✍️ bumetric analysis
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WorkingHours • Zeiterfassung is an iOS app from Timo Partl in the Productivity category, currently rated 4.8★ across 317 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Quality Score is 70: Strong (healthy traction). For a Productivity app, that means healthy traction. 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
$5.0K
per month
→
12-mo forecast
$5.2K – $10.8K
per month
→
24-mo forecast
$6.4K – $19.2K
per month
MID 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
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
ONE-TIME · BUILD
💰 Estimated build cost
$55K
↳ What it cost to build · not monthly revenue
Likely range $40K – $75K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in ~2 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 |
| ⚙ Productivity complexity ×1.10 | +$5K |
Total estimate
$55K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$475K
↳ What it would sell for · not monthly revenue
Marketplace range $350K – $600K · 17× MRR multiple
💸
~8.6× 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 ≥ 4.7 (premium) | +15% |
| 🏷 Productivity category multiple | +8% |
| ⭐ Small user base (<1K ratings) | -8% |
Final multiple
17× MRR
👥 Estimated audience size
23K
Lifetime downloads (US-equivalent)
Monthly active
7.0K
Daily active
3.1K
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
44% sticky
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$5.0K/mo · ML-estimated from 234 triggers
Growth rate
+4.0% MoM · MID tier baseline (compound monthly)
6 months
$4.7K – $7.9K
12 months
$5.2K – $10.8K
24 months
$6.4K – $19.2K
Compound growth at +4.0% MoM (tier baseline for MID). Range widens with horizon — typical noise band ±25% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Below median · 50/100MID TIERunderperforming peersGrowth Velocity
5.0
Founder Strength
6.2
Product Quality
6.7
Revenue Strength
3.7
Monetization Maturity
1.0
Defensibility
5.4
Market Position
2.0
Operational Safety
10.0
- 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.78★ across 317 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 = $90K-$160K. Portfolio play ($29K/mo combined) commands premium.
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 8 of 8 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Excellent rating (4.8★)METRIC | +$2,200 | |
| 5 starREVIEW | +$1,800 | |
| excellent appREVIEW | +$1,500 | |
| Multilingual (28 languages)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| Established app (7y old)METRIC | +$800 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Early-stage install base (317 ratings)METRIC | +$400 |
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 · v2.16.24
• Added Live Activities for active timers on iPhone, including Dynamic Island support and quick timer controls. If you don’t want Live Activities, you can turn them off in the iPhone’s notification settings.
• Several small bugfixes and improvements
• Several small bugfixes and improvements
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- WorkingHours • Zeiterfassung
- Developer
- Timo Partl
- Bundle ID
- partl.workinghours
- App Store URL
- Open in App Store
- Category
- Productivity
- Content rating
- 4+
- Languages
- BG, CA, CS, DA, NL, EN, FI, FR, DE, EL, HI, HU, IT, JA, KO, LT, NB, FA, PL, PT, RO, RU, ZH, SK, ES, SV, ZH, TR
Company
- Website
- Not found
- Tagline
- WorkingHours
- Description
- WorkingHours is a time tracking app for Windows, Android, iPhone, iPad and Mac. Track work time, projects, overtime and earnings, sync with your own cloud and export Excel, CSV or PDF invoices.
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $27.1K/mo
- Top-grossing rank
- Outside top 100 in US Productivity
- 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 growth317 ratings+4429% lifetimeShow 3-year history estimate ▾
Tracked (57 weeks) Pre-tracking estimate (37 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Geographic ReachNot ranked
This app is currently outside the top 100 grossing in all 9 countries we monitor (US, UK, DE, FR, JP, CA, AU, BR, IN). Niche or new apps often launch this way — popularity rankings appear once daily revenue clears the regional threshold.
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
Easily track your work hours - organize, analyze and export them. Perfect for freelancer, hourly workers, employees or anyone else who wants to keep track of his or her working time. Completely without ads or subscription.
• Cross-platform time tracker app, works for all your devices incl. Cloud sync*
• Use your own Cloud storage for the sync (OneDrive, Google Drive, Dropbox, iCloud, WebDAV)
• Start/pause/stop your working time without opening the app - via widget, notification & geofence*
• Edit your work units afterwards to correct mistakes & add details… View full description on the official store →
• Cross-platform time tracker app, works for all your devices incl. Cloud sync*
• Use your own Cloud storage for the sync (OneDrive, Google Drive, Dropbox, iCloud, WebDAV)
• Start/pause/stop your working time without opening the app - via widget, notification & geofence*
• Edit your work units afterwards to correct mistakes & add details… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 25 MB🔞 4+📱 iOS 17.0+🔖 v2.16.24🔄 updated 0d ago🌐 BG, CA, CS, DA, NL +23📂 Productivity💰 Paid
📅
What Worked™ · Development Pipeline
5 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 →
2026-05
🔄
Monetization changed: freemium → free
2026-03
📈
Crossed 100 ratings — social-proof flywheel kicking in
2024-09
📈
Crossed 50 ratings — social-proof flywheel kicking in
2020-04
📈
Crossed 10 ratings — social-proof flywheel kicking in
2019-01
🚀
First tracked snapshot — initial data captured
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 4.72093★ | 43 | 4.72093★ this version |
| 🇧🇷 BR | 4.77778★ | 18 | 4.77778★ this version |
| 🇨🇦 CA | 4.86★ | 50 | 4.86★ this version |
| 🇩🇪 DE | 4.68844★ | 857 | 4.68844★ this version |
| 🇫🇷 FR | 4.67741★ | 31 | 4.67741★ this version |
| 🇬🇧 GB | 4.66★ | 50 | 4.66★ this version |
| 🇮🇳 IN | 4.71429★ | 7 | 4.71429★ this version |
| 🇯🇵 JP | 5★ | 9 | 5★ this version |
| 🇺🇸 US | 4.77813★ | 320 | 4.77813★ this version |
🔔
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for WorkingHours • Zeiterfassung: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
More by Timo Partl
View all →📦 Portfolio summaryINDIE studio
4apps·$29K/mocombined
⚠ Concentrated — top app contributes 91% of combined revenue (single-app dependency)
Similar apps in Productivity
About this analysis
Why medium confidence: 317 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does WorkingHours • Zeiterfassung make per month?▴
Based on our ML-calibrated revenue forecast, WorkingHours • Zeiterfassung earns approximately $27K/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 WorkingHours • Zeiterfassung?▴
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 WorkingHours • Zeiterfassung?▴
WorkingHours • Zeiterfassung is published by Timo Partl 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 WorkingHours • Zeiterfassung's BU Score?▴
WorkingHours • Zeiterfassung has a BU Score of 70/100 (Strong). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.