Tachometer - RPM measuring

41
Tachometer - RPM measuring is an Android app from HookShotStudio in the Tools category, currently rated 2.7★ across 676 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 41: Emerging (early traction worth watching). For a Tools app, that means early traction worth watching. 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.
- Title & subtitle keyword fit
- Description hook & conversion structure
- Screenshots, ratings, reviews strategy
📊 Performance Tracking LIVE
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.
| 🧱 MVP baseline (design + 1-store ship) | +$28K |
| 📱 5 unique screens × $4.5K | +$22K |
| 💎 In-app purchase plumbing | +$9K |
| ⚙ Tools complexity ×0.90 | $-5949 |
| 🌐 Cross-platform reach (iOS + Android) | +$29K |
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.
| 📲 Tools engagement | ~190 installs / rating |
| 🔁 Tools D30 retention | 22% |
| 📍 DAU / MAU stickiness | 0.18 |
How we forecast this revenue
MEDIUM CONFIDENCEBU Investment Matrix
Below median · 46/100MID TIERunderperforming peers- 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 2.7★ across 676 reviews — weak — significant quality concerns.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: Insufficient signal to assess trajectory.
- ⚠️ Risk: Moderate — no material risk signals detected.
💰 Forecast Revenue / mo
MODEL| Below-average rating (2.7★)METRIC | −$1,500 | |
| Established app (5y old)METRIC | +$800 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Early-stage install base (676 ratings)METRIC | +$400 |
📈 Reviews Growth
LIVE⭐ Rating Trend
LIVEProfile & Insights
Identification
- App name
- Tachometer - RPM measuring
- Developer
- HookShotStudio
- Bundle ID
- com.ToolsCompany.TachometerRPM
- App Store URL
- Open in App Store
- Category
- Tools
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- oolongapps.github.io
- Tagline
- Not found
- Description
- Not found
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Reported revenue signal / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $96/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- $2.99 per item
Founder
Funding
Press & Links
Contacts & Socials
📝 About this app
New features with new user interface
Visualize and save RPM data of your rotary devices.
Just put your phone on the rotary table and leave the rest to the app. The app uses your phone's IMU sensor to perform calculations. Accuracy of results depends on your phones sensor resolution.
Usage areas:
- Calibrating motors.
- Control revolution values of record player, phonograph, gramophone
- Measure revolution per minute for any of rotaty device.
Features:
- Measure instant RPM value
- Calculate avarage RPM value… View full description on the official store →
Track this app’s revenue
FREE📝 Description
95
More by HookShotStudio
View all →Why medium confidence: 676 ratings · no founder-verified revenue (model estimate only).




