How much does Deutsch Test A1 A2 B1 Prüfung make per month?

Based on our ML-calibrated revenue forecast, Deutsch Test A1 A2 B1 Prüfung earns approximately $5.0K/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 Deutsch Test A1 A2 B1 Prüfung profitable?

With estimated build cost $115K and monthly revenue $5.0K, Deutsch Test A1 A2 B1 Prüfung looks break-even-grade — payback period sits around 1.9 years. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.

How many users does Deutsch Test A1 A2 B1 Prüfung have?

Estimated audience: ~26K lifetime downloads, ~2K monthly active users, and ~780 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 Deutsch Test A1 A2 B1 Prüfung?

Browse the full Education 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 Deutsch Test A1 A2 B1 Prüfung built with?

Our heuristic places Deutsch Test A1 A2 B1 Prüfung on the Native iOS (Swift / UIKit) stack (High confidence, 80%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: Native iOS (SwiftUI).

Is Deutsch Test A1 A2 B1 Prüfung still actively maintained?

Maintenance status: At risk (60% abandonment risk). Last shipped version was 9 months ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.

How much would Deutsch Test A1 A2 B1 Prüfung sell for?

Estimated acquisition value: $100K (marketplace range $75K – $125K). Calculated as 19× 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 Deutsch Test A1 A2 B1 Prüfung last updated?

Deutsch Test A1 A2 B1 Prüfung last shipped a new version on 2025-12-16 — 9 months ago. This is the date Apple / Google last accepted a new build, not a content-only push.

Who makes Deutsch Test A1 A2 B1 Prüfung?

Deutsch Test A1 A2 B1 Prüfung is published by Oleh Shpak 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 Deutsch Test A1 A2 B1 Prüfung's BU Score?

Deutsch Test A1 A2 B1 Prüfung has a BU Score of 60/100 (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.

Deutsch Test A1 A2 B1 Prüfung

Quality Score

Solid

Deutsch Test A1 A2 B1 Prüfung

Name: Deutsch Test A1 A2 B1 Prüfung — app revenue, audience, build cost & risk profile
Creator: Bumetric
License: https://creativecommons.org/licenses/by/4.0/
Keywords: Deutsch Test A1 A2 B1 Prüfung revenue, Deutsch Test A1 A2 B1 Prüfung app analytics, mobile app revenue estimate, Education revenue, iOS app revenue

by Oleh Shpak

Medium confidence

4.7 App Store rating

✍️ Bumetric analysis

“

Deutsch Test A1 A2 B1 Prüfung is an iOS app from Oleh Shpak in the Education category, currently rated 4.7★ across 451 ratings. Initial signal reads as mostly critical sentiment so far: users flag rough edges and unmet expectations.

Quality Score is 60: Solid (established niche player). For a Education 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

Run free AI audit →

Typical impact: +2-5× organic installs

📊 Performance Tracking LIVE

9 snapshots on record

idle

Rating

4.7

Reviews

451 reviews

Forecast Revenue / mo

$5.0K

Snapshots tracked

since Jun 2018

ONE-TIME · BUILD 💰 Estimated build cost

$115K

↳ What it cost to build · not monthly revenue

Likely range $85K – $155K

$25K · MVP floor $100K · indie scale $500K+ · studio build

📈 Pays back in ~1.9y 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
⚙ Education complexity ×1.20	+$10K
⚙ 9.4y maintenance × ~1-person team	+$56K

Total estimate $115K

ONE-TIME · EXIT VALUE 💵 Estimated acquisition value

$100K

↳ What it would sell for · not monthly revenue

Marketplace range $75K – $125K · 19× MRR multiple

💸 ~0.9× 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
📅 9.4y proven track record	+20%
⭐ ★ rating ≥ 4.4 (solid)	+8%
🏷 Education category multiple	+6%
⭐ Small user base (<1K ratings)	-8%

Final multiple 19× MRR

👥 Estimated audience size

26K

Lifetime downloads (US-equivalent)

Monthly active

2.6K

Daily active

780

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

📲 Education engagement	~85 installs / rating
📅 9.4y of rating accumulation	-30%
🔁 Education D30 retention	18%
📍 DAU / MAU stickiness	0.30

DAU / MAU 30% sticky

🛠 Estimated tech stack

🍎

Native iOS (Swift / UIKit)

High confidence · 80%

Also possible

Native iOS (SwiftUI)

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	24 MB
🏷 Category context	Education
📦 Compact iOS bundle	→ Native Swift / UIKit (pre-2020 era)

💀 Maintenance status

At risk

60%

Last shipped 2025-12-16 · 283 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

📅 9 months since last update	Concerning gap
👥 Small user base (451 ratings) + 9.4y old	+10% (solo-project pattern)

Verdict At risk

🔬

How we forecast this revenue

MEDIUM CONFIDENCE

Baseline

$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 · 42/100MID TIERFREE (NO MONETIZATION)underperforming peers

Revenue Strength

3.7

Product Quality

5.0

Market Position

1.8

Growth Velocity

5.0

Defensibility

5.8

Operational Safety

7.5

Founder Strength

4.2

Monetization Maturity

0.5

💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
⭐ Quality: 4.65★ across 451 reviews — below category median.
📍 Market: Not yet charting in any of the 9 monitored markets.
📈 Growth: last update 283d ago — slow cadence.
⚠️ Risk: Moderate — rating drift -1.84 ★ (recent 50 vs lifetime).

🎯 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.

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

MODEL

Revenue 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 (451 ratings)METRIC		+$400

METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)

📥 Estimated Downloads / week

PROXY · ratings × 50/wk —

Industry-rule estimate (Sensor Tower / data.ai): one weekly install ≈ 50 new ratings. Solid points = tracked snapshots · faded line = pre-tracking model backfill.

📈 Reviews Growth

LIVE

Cumulative review count from first BU snapshot. Each point = a tracked update.

⭐ Rating Trend

LIVE

Average rating evolution. Updates with each new review batch.

🗓️ Snapshot Timeline

HISTORY

Each bar shows a tracked update and the metric delta from the previous snapshot.

🆕 What's New · v2.3

- Small improvements

Profile & Insights

Everything we know — and don't — about this app and its company.

Identification

App name: Deutsch Test A1 A2 B1 Prüfung
Developer: Oleh Shpak
Bundle ID: com.olehshpakappde.GermanTestA1A2B1
App Store URL: Open in App Store
Category: Education
Content rating: 9+
Languages: EN, DE, RU

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: $5.0K/mo
Top-grossing rank: Outside top 100 in US Education
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 growth457 ratings+45600% lifetimeShow 3-year history estimate ▾

Tracked (9 weeks) Pre-tracking estimate (0 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

This app is designed for modern people who are learning German language or restores skills. Questions in tests are taken from real-world situations where you might need some language knowledge. 

Grammar exercise are divided in A1, A2, B1 sections.They are sounded, so you can practice the correct pronunciation.

Pictures test category will help you to learn words with visual associations.

In Puzzles you have to find missing letters in the word.

Don't forget to do exercises everyday and progress will be fast!

App Specs

🔐 Own this app? Claim & verify MRR →

💾 24 MB🔞 9+📱 iOS 16.6+🔖 v2.3🔄 updated 9mo ago🌐 EN, DE, RU📂 Education💰 Paid🚀 Launched 2017 (9y old)

📅

What Worked™ · Development Pipeline

6 EVENTS TRACKED

Detected 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 10 ratings — social-proof flywheel kicking in

2026-03

⭐

Rating ↑ 2.50 → 4.60 (improved 2.10★)

2020-08

⭐

Rating ↓ 3.00 → 2.33 (dropped 0.67★)

2020-03

⭐

Rating ↓ 5.00 → 3.00 (dropped 2.00★)

2018-06

🚀

First tracked snapshot — initial data captured

🗣

Voice of Customer

Based on 31 reviews across 2 markets

● 26% positive · ● 36% neutral · ● 39% negative · Rating drift: -1.84★ (declining — recent 50: 2.81★ vs lifetime: 4.65★)

Sentiment by country (−1 to +1)

🇺🇸 US

+0.15

🇩🇪 DE

-0.14

Top praise themes

sehr ×5 gut ×3 und ×3

Top complaint themes

grammatikalische fehler ×3 viele fehler ×3 fehler leider ×3 die ×17 ist ×13 nicht ×10 und ×10 wie ×8

🌍

Multi-Country Performance

Available in 6 of 9 monitored markets

Market	Rating	Reviews	Current version
🇺🇸 US	4.64846★	458	4.64846★ this version
🇬🇧 GB	4.50943★	53	4.50943★ this version
🇩🇪 DE	4.61936★	6,518	4.61936★ this version
🇫🇷 FR	4.5★	60	4.5★ this version
🇯🇵 JP	4.25★	8	4.25★ this version
🇨🇦 CA	3.85714★	7	3.85714★ this version

🔔

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📝 Description

BU Score · Transcendent

Full revenue analysis

Read the article-style breakdown for Deutsch Test A1 A2 B1 Prüfung: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.

Read deep-dive →