How much does Working Hours 4b make per month?

Based on our ML-calibrated revenue forecast, Working Hours 4b earns approximately $143/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 Working Hours 4b?

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 Working Hours 4b?

Working Hours 4b is published by Sorin-George Budescu 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 Working Hours 4b's BU Score?

Working Hours 4b has a BU Score of 59/100 (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.

Working Hours 4b

Quality Score

Solid

Working Hours 4b

Name: Working Hours 4b — app revenue, audience, build cost & risk profile
Creator: bumetric
License: https://creativecommons.org/licenses/by/4.0/
Keywords: Working Hours 4b revenue, Working Hours 4b app analytics, mobile app revenue estimate, Productivity revenue, iOS app revenue

Medium confidence

4.7 ✍️ Editor

✍️ bumetric analysis

“

Working Hours 4b is an iOS app from Sorin-George Budescu in the Productivity category, currently rated 4.7★ across 324 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.

Quality Score is 59: 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.

📊 Performance Tracking LIVE

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idle

Rating

—

Reviews

—

Forecast Revenue / mo

—

Snapshots tracked

since first record

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 5 of 5 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
Multilingual (43 languages)METRIC		+$1,500
Ad-supported / freemiumMETRIC		+$600
Early-stage install base (324 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 · v8.13.3

Data export fix

Profile & Insights

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

Identification

App name: Working Hours 4b
Developer: Sorin-George Budescu
Bundle ID: com.fourbottles.bsg.WorkingHours4b
App Store URL: Open in App Store
Category: Productivity
Content rating: 4+
Languages: SQ, AR, BG, CA, HR, CS, DA, NL, EN, FI, FR, DE, EL, HE, HI, HU, IS, ID, IT, JA, JV, KO, LV, LT, MK, MS, NB, FA, PL, PT, RO, RU, SR, ZH, SK, SL, ES, SV, TH, ZH, TR, UK, VI

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

Verified revenue / mo: Not found
AI revenue estimate / mo: Not found
AI annual estimate: Not found
ML model estimate / mo: $144/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 growth324 ratings+32300% lifetimeShow 3-year history estimate ▾

Tracked (6 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

Are you tired of always write on a piece of paper and at the end of the month to deal with the calculator ?

Let Working Hours 4b help you !


Working Hours 4b through an easy and intuitive interface allows you to enter your work hours that may contain:
- Regular hours
- Extra: Early entry and Overtime
- Pause (paid or unpaid)
- Bonus
- Expense
- An icon and a note

You can calculate your gain:
-Monthly
-Weekly
-Biweekly - Fortnightly (14 or 15 days)
-Annual
-Custom interval… View full description on the official store →

App Specs

🔐 Own this app? Claim & verify MRR →

💾 116 MB🔞 4+📱 iOS 16.0+🔖 v8.13.3🔄 updated 0d ago🌐 SQ, AR, BG, CA, HR +38📂 Productivity💰 Paid

📅

What Worked™ · Development Pipeline

7 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

⭐

Rating ↑ 2.75 → 4.90 (improved 2.15★)

2026-03

📈

Crossed 10 ratings — social-proof flywheel kicking in

2023-09

⭐

Rating ↓ 3.33 → 2.75 (dropped 0.58★)

2023-02

⭐

Rating ↑ 2.50 → 3.33 (improved 0.83★)

2021-02

⭐

Rating ↓ 4.00 → 2.50 (dropped 1.50★)

2020-05

🚀

First tracked snapshot — initial data captured

🔔

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ONE-TIME · BUILD 💰 Estimated build cost

$85K

↳ What it cost to build · not monthly revenue

Likely range $65K – $115K

$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 (116 MB)	+$26K
⚙ Productivity complexity ×1.10	+$7K

Total estimate $85K

👥 Estimated audience size

24K

Lifetime downloads (US-equivalent)

Monthly active

7.2K

Daily active

3.2K

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

📝 Description

BU Score · Transcendent

Full revenue analysis

Read the article-style breakdown for Working Hours 4b: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.

Read deep-dive →