65
BU Score
Solid
Vernier Caliper
βοΈ bumetric analysis
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Vernier Caliper is an Android app from Octavian Fometescu in the Education category, currently rated 4.4β across 12,350 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Our BU Score puts it at 65: Solid (established niche player). For a Education app, that means established niche player.
Track changes month-over-month in the Performance section below: live snapshot history and revenue forecast included.
π Performance Tracking LIVE
Loadingβ¦
Rating
β
Reviews
β
Forecast Revenue / mo
β
Snapshots tracked
0
since first record
Range:
π° Forecast Revenue / mo
MODELRevenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
π¬Forecast Breakdown β 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:
| Mid install base (12,350 ratings)METRIC | +$5,500 | |
| Good rating (4.4β )METRIC | +$800 | |
| Established app (7y old)METRIC | +$800 | |
| Ad-supported / freemiumMETRIC | +$600 |
METRIC = structural app data Β· REVIEW = mined from user reviews Β· β VERIFIED = Stripe-verified anchor (TrustMRR)
π Reviews Growth
LIVECumulative review count from first BU snapshot. Each point = a tracked update.
β Rating Trend
LIVEAverage rating evolution. Updates with each new review batch.
π vVaries with deviceπ Educationπ° FreeπΊ Ad-supportedπ IAP $6.00 per itemπ Launched 2018 (7y old)
π About this app
π§ Precision Measurement Simulator β Learn Real Tools
Learn how to read precision measuring instruments with realistic simulations used in engineering and technical education.
This app allows you to practice measurement skills interactively, using virtual tools that behave like real instruments. You get instant feedback, helping you improve accuracy and confidence.
π Wide Range of Measurement Tools
πΉ Vernier Caliper Simulator
Metric: 1/10, 1/20, 1/50 precision
Imperial: 1/128"
High precision: 0.001" vernier caliper
πΉ Micrometer Simulator
Metric micrometer (0β25 mm, 0.01 mm)β¦ View full description on the official store β
Learn how to read precision measuring instruments with realistic simulations used in engineering and technical education.
This app allows you to practice measurement skills interactively, using virtual tools that behave like real instruments. You get instant feedback, helping you improve accuracy and confidence.
π Wide Range of Measurement Tools
πΉ Vernier Caliper Simulator
Metric: 1/10, 1/20, 1/50 precision
Imperial: 1/128"
High precision: 0.001" vernier caliper
πΉ Micrometer Simulator
Metric micrometer (0β25 mm, 0.01 mm)β¦ View full description on the official store β
Profile & Insights
Everything we know β and don't β about this app and its company.
Identification
- App name
- Vernier Caliper
- Developer
- Octavian Fometescu
- Bundle ID
- com.vernier.tavifom
- App Store URL
- Open in App Store
- Category
- Education
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- ofapps.ro
- 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
- $621/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- $6.00 per item
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
πRatings growth12,350 ratings+74% lifetimeShow 3-year history estimate βΎ
Tracked (1 weeks) Pre-tracking estimate (36 weeks) Β· model-based, Β±5% noise Β· anchored to release date and current value
Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" β additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.
More by Octavian Fometescu
View all β
Full revenue analysis
Read the article-style breakdown for Vernier Caliper: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
π
BU Investment Matrix
Weak Β· 54/100below benchmarksRevenue Strength
2.8
Product Quality
8.9
Market Position
0.0
Growth Velocity
5.0
Defensibility
8.0
Operational Safety
10.0
Founder Strength
4.0
Monetization Maturity
5.0
- π° Revenue: Marginal ($621/mo, trajectory unclear).
- β Quality: 4.44β across 12,350 reviews β strong (top 10%).
- π Market: Not yet charting in any of the 9 monitored markets.
- π Growth: Insufficient signal to assess trajectory.
- β οΈ Risk: Low β no material risk signals detected.
π― For competitors: Mixed picture. Worth competing if you have a clear UX or pricing edge β otherwise crowded segment.
π΅ For acquirers: Estimated asking range 18-32Γ monthly = $11K-$19K. Portfolio play ($942/mo combined) commands premium.
Composite of 8 dimensions computed deterministically from public signals β no LLM, every score traces back to a measurable input. Default weights shown; "compete" / "acquire" / "invest" lenses re-weight without re-fetching.
π§ͺ
Tech & Domain Intel β ofapps.ro
- Tech stack
- Google Workspace
Derived from public RDAP + DNS TXT records (no scraping, no login).