63
Quality Score
Solid
Zenjob - Flexible Nebenjobs
Medium confidence
✍️ bumetric analysis
“
Zenjob - Flexible Nebenjobs is an iOS app from Zenjob GmbH in the Business category, currently rated 4.7★ across 150 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 63: Solid (established niche player). For a Business 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
$5.0K
per month
→
12-mo forecast
$5.2K – $10.8K
per month
→
24-mo forecast
$6.4K – $19.2K
per month
MID tierFREE
💡 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
🤖Also on Android
$540/mo · 6K ratings · 3.0★
View →
ONE-TIME · BUILD💰 Estimated build cost
$195K
↳ What it cost to build · not monthly revenue
Likely range $145K – $265K
$25K · MVP floor$100K · indie scale$500K+ · studio build
📈Slow ROI — current MRR is well below build cost
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 (198 MB) | +$40K |
| ⚙Business complexity ×1.50 | +$45K |
| ⚙9.6y maintenance × ~1-person team | +$57K |
Total estimate$195K
ONE-TIME · EXIT VALUE💵 Estimated acquisition value
$30K
↳ What it would sell for · not monthly revenue
Marketplace range $25K – $40K · 20× MRR multiple
💸~0.2× build cost (under-water)
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 |
| 📅9.6y proven track record | +20% |
| ⭐★ rating ≥ 4.4 (solid) | +8% |
| 🏷Business category multiple | +10% |
| ⭐Small user base (<1K ratings) | -8% |
Final multiple20× MRR
👥 Estimated audience size
6.8K
Lifetime downloads (US-equivalent)
Monthly active
810
Daily active
240
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
| 📲Business engagement | ~65 installs / rating |
| 📅9.6y of rating accumulation | -30% |
| 🔁Business D30 retention | 22% |
| 📍DAU / MAU stickiness | 0.30 |
DAU / MAU30% sticky
🛠 Estimated tech stack
🍎
Native iOS (Swift / UIKit)
Medium confidence · 60%
Also possible
React NativeFlutter
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 | 198 MB |
| 🏷Category context | Business |
| 📦Mid-large iOS bundle | → Likely native Swift / UIKit (pre-2020 era) |
💀 Maintenance status
Active
15%
Last shipped 2026-05-11 · 14 days ago
0 · Active50 · At risk100 · 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
| 📅14 days since last update | Active development |
| 👥Small user base (150 ratings) + 9.6y old | +10% (solo-project pattern) |
VerdictActive
🔬
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)
Direction
Headwinds: review-mined risks present
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
Stalled · 35/100MID TIERFREE (NO MONETIZATION)no growth momentumRevenue Strength
3.7
Product Quality
5.0
Market Position
2.0
Growth Velocity
5.0
Defensibility
4.4
Operational Safety
3.4
Founder Strength
4.2
Monetization Maturity
0.5
- 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.67★ across 150 reviews — below category median.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: Insufficient signal to assess trajectory.
- ⚠️ Risk: High — scam/fraud mentions detected, rating drift -3.37 ★ (recent 50 vs lifetime).
🎯 For competitors: Vulnerable. Quality drift + slow updates create a clear opening for a fresh competitor with active dev cadence.
💵 For acquirers: Estimated asking range 12-22× monthly = $60K-$110K. Discount applied for operational risk..
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 4 of 4 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Excellent rating (4.7★)METRIC | +$2,200 | |
| Mature app (9y old)METRIC | +$1,500 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Early-stage install base (150 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.
App Specs
🔐 Own this app? Claim & verify MRR →💾 198 MB🔞 17+📱 iOS 15.1+🔖 v31.6.0🔄 updated 2w ago🌐 EN, DE📂 Business💰 Paid🚀 Launched 2016 (9y old)
📝 About this app
For everyone who doesn’t just have to work, but wants to work.
With the Zenjob app, you can find flexible jobs that fit your schedule and lifestyle. No CVs. No interviews. Just good student jobs – straight from your phone. Want to work on your terms – fairly, flexibly, and with respect? You’ve come to the right place. When you show up and do your best, you’ll get access to better jobs, regular income, and shifts that pay off.
A good student job that pays off.
Zenjob is your smart job app for flexible work in Germany.… View full description on the official store →
With the Zenjob app, you can find flexible jobs that fit your schedule and lifestyle. No CVs. No interviews. Just good student jobs – straight from your phone. Want to work on your terms – fairly, flexibly, and with respect? You’ve come to the right place. When you show up and do your best, you’ll get access to better jobs, regular income, and shifts that pay off.
A good student job that pays off.
Zenjob is your smart job app for flexible work in Germany.… View full description on the official store →
🆕 What's New · v31.6.0
We’ve made general improvements and fixed a few bugs to enhance your app experience. Update now for a smoother, more reliable performance.
📅
What Worked™ · Development Pipeline
9 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
⭐
Rating ↑ 3.00 → 4.50 (improved 1.50★)
2026-03
📈
Crossed 10 ratings — social-proof flywheel kicking in
2026-01
⭐
Rating ↓ 3.40 → 3.00 (dropped 0.40★)
2025-03
⭐
Rating ↓ 4.00 → 3.40 (dropped 0.60★)
2022-09
⭐
Rating ↑ 3.67 → 4.00 (improved 0.33★)
2022-01
⭐
Rating ↑ 3.00 → 3.67 (improved 0.67★)
2020-09
⭐
Rating ↓ 5.00 → 3.00 (dropped 2.00★)
2016-10
🚀
First tracked snapshot — initial data captured
🗣
Voice of Customer
Based on 66 reviews across 3 markets● 18% positive · ● 15% neutral · ● 67% negative · Rating drift: -3.37★ (declining — recent 50: 1.3★ vs lifetime: 4.67★)
VADER compound sentiment per quarter (−1 = fully negative, +1 = fully positive). Each point ≥ 5 reviews.
Sentiment by country (−1 to +1)
🇺🇸 US
+0.05
🇮🇳 IN
-0.22
🇩🇪 DE
-0.46
Top praise themes
job ×5 super ×3 ich ×3 von ×3 bis ×3 noch ×3 wäre ×3 sind ×3
Top complaint themes
keine jobs ×7 ich habe ×7 einen job ×5 für die ×5 ich die ×4 nur für ×4 für studenten ×4 habe mich ×4
Risk signals
Fraud / scam mentions: 4.5%
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇺🇸 US | 4.67333★ | 150 | 4.67333★ this version |
| 🇬🇧 GB | 4.57143★ | 42 | 4.57143★ this version |
| 🇩🇪 DE | 4.53663★ | 16,706 | 4.53663★ this version |
| 🇫🇷 FR | 4.52941★ | 68 | 4.52941★ this version |
| 🇯🇵 JP | 0★ | 0 | — |
| 🇨🇦 CA | 4.16667★ | 6 | 4.16667★ this version |
| 🇦🇺 AU | 4.85714★ | 7 | 4.85714★ this version |
| 🇧🇷 BR | 4.92856★ | 14 | 4.92856★ this version |
| 🇮🇳 IN | 4.60889★ | 225 | 4.60889★ this version |
🔔
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Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Zenjob - Flexible Nebenjobs
- Developer
- Zenjob GmbH
- Bundle ID
- com.zenjob
- App Store URL
- Open in App Store
- Category
- Business
- Content rating
- 17+
- Languages
- EN, DE
Company
- Website
- Not found
- Tagline
- Personal, personalisiert.
- Description
- Zenjob ist die Job-App für Nebenjobs & Studentenjobs. Wir bringen Unternehmen, die Personal suchen & motivierte Mitarbeitende zusammen.
- 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
- $1.6K/mo
- Top-grossing rank
- Outside top 100 in US Business
- 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 growth150 ratings+14900% lifetimeShow 3-year history estimate ▾
Tracked (8 weeks) Pre-tracking estimate (36 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.
Similar apps in Business
Full revenue analysis
Read the article-style breakdown for Zenjob - Flexible Nebenjobs: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
About this analysis
Why medium confidence: 150 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
10 answers · auto-generated from this app's public dataHow much does Zenjob - Flexible Nebenjobs make per month?▴
Based on our ML-calibrated revenue forecast, Zenjob - Flexible Nebenjobs earns approximately $1.6K/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 Zenjob - Flexible Nebenjobs profitable?▴
With estimated build cost $195K and monthly revenue $1.6K, Zenjob - Flexible Nebenjobs looks well below break-even — current monthly revenue is much smaller than the estimated build cost. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
How many users does Zenjob - Flexible Nebenjobs have?▴
Estimated audience: ~6K lifetime downloads, ~810 monthly active users, and ~240 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 Zenjob - Flexible Nebenjobs?▴
Browse the full Business 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 Zenjob - Flexible Nebenjobs built with?▴
Our heuristic places Zenjob - Flexible Nebenjobs on the Native iOS (Swift / UIKit) stack (Medium confidence, 60%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: React Native, Flutter.
Is Zenjob - Flexible Nebenjobs still actively maintained?▴
Maintenance status: Active (15% abandonment risk). Last shipped version was 14 days ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would Zenjob - Flexible Nebenjobs sell for?▴
Estimated acquisition value: $30K (marketplace range $25K – $40K). 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 Zenjob - Flexible Nebenjobs last updated?▴
Zenjob - Flexible Nebenjobs last shipped a new version on 2026-05-11 — less than a month ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes Zenjob - Flexible Nebenjobs?▴
Zenjob - Flexible Nebenjobs is published by Zenjob 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 Zenjob - Flexible Nebenjobs's BU Score?▴
Zenjob - Flexible Nebenjobs has a BU Score of 63/100 (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.