57
BU Score
Solid
Production Time Study
✍️ BU Analytics Review
“
Production Time Study is an iOS app from Gustavo Sousa in the Productivity category, currently rated 4.6★ across 114 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Our BU Score puts it at 57 — Solid (established niche player). For a Productivity app, that means established niche player.
Track changes month-over-month in the Performance section below — live snapshot history and revenue forecast included.
creator
📊 Performance Tracking LIVE
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
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 (4.6★)METRIC | +$2,200 | |
| Mature app (10y old)METRIC | +$1,500 | |
| Early-stage install base (114 ratings)METRIC | +$400 | |
| Single-language (English only)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.
🗓️ Snapshot Timeline
HISTORYEach bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →💾 1 MB🔞 4+📱 iOS 13.0+🔖 v2.5🔄 updated 4y ago🌐 EN📂 Productivity💰 Paid🚀 Launched 2016 (10y old)
📝 About this app
Perform Time Study for Industrial activities including cyclic and non-cyclic events using decimals minute or seconds stopwatch which it makes easier for calculation. It is recommended for both manual tasks analysis and machine cycle time verification.
Easy to use it, tap Edit Time Study, write the task elements per Cycle and tap Start to trigger the Time Study.
Main Features:
- Record Unstoppable Cycle Times( Up to 50 Cyclic Elements Tasks Per Cycle)
- Easy and Quick Time Study editing
- Undo Lap/Split if you accidentally tapped this Button.
- Include Non-Cyclic Occurrences between Cyclic Events.
- Ability to Add Comments for Every Task Element when Time Study is running.
- Able to delete time records updating the Summary calculations
- Summary with Average Cycle Time for Every Cyclic Task.
- Tasks Time Distribution
- JPH(Jobs Per Hour) Calculation
- Email Time Study in HTML format, easy to copy to a spreadsheet.
- Ability to Save Up to 6 Time Studies Records
- Rate of Performance for Every Task Element (40-140%).
- Identification of Minimum, Maximum and Standard Deviation Values for Every Cyclic Task Element.
Easy to use it, tap Edit Time Study, write the task elements per Cycle and tap Start to trigger the Time Study.
Main Features:
- Record Unstoppable Cycle Times( Up to 50 Cyclic Elements Tasks Per Cycle)
- Easy and Quick Time Study editing
- Undo Lap/Split if you accidentally tapped this Button.
- Include Non-Cyclic Occurrences between Cyclic Events.
- Ability to Add Comments for Every Task Element when Time Study is running.
- Able to delete time records updating the Summary calculations
- Summary with Average Cycle Time for Every Cyclic Task.
- Tasks Time Distribution
- JPH(Jobs Per Hour) Calculation
- Email Time Study in HTML format, easy to copy to a spreadsheet.
- Ability to Save Up to 6 Time Studies Records
- Rate of Performance for Every Task Element (40-140%).
- Identification of Minimum, Maximum and Standard Deviation Values for Every Cyclic Task Element.
🆕 What's New · v2.5
- Adjustment due to iOS 15.
- Able to reorder the time elements when editing the time study
- Bugs Fixes
- Able to reorder the time elements when editing the time study
- Bugs Fixes
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Production Time Study
- Developer
- Gustavo Sousa
- Bundle ID
- Gustavo-Sousa.IE-StopWatch
- App Store URL
- Open in App Store
- Category
- Productivity
- Content rating
- 4+
- Languages
- EN
Company
- Website
- gustavoy1.wix.com
- Tagline
- Not found
- Description
- Not found
- 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
- $86/mo
- Top-grossing rank
- Outside top 100 in US Productivity
- All-time revenue
- Not found
- Pricing
- Not found
Founder
- Name
- Not found
- X / Twitter
- Not found
- Not found
- GitHub
- Not found
- X followers
- Not found
- Public statements
- Not found
Funding
- Total raised
- Not found
- Last round
- Not found
- Investors
- Not found
- Crunchbase
- Not found
- AngelList
- Not found
Press & Links
- Articles found
- Not found
- Listed on
- Not found
- Blog
- Not found
- Press / News
- Not found
Contacts & Socials
- Socials
- Not found
- Not found
- Phone
- Not found
- Contact page
- Not found
- About page
- Not found
📈Ratings growth114 ratings+11300% 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.
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