
74
BU Score
Strong
Simple Calculator
✍️ BU Analytics Review
“
Simple Calculator is an Android app from SIMPLE APPS in the Tools category, currently rated 4.5★ across 66,141 ratings. Initial signal reads as mixed reviews — supporters praise core features while critics cite stability/value gaps.
Our BU Score puts it at 74 — Strong (healthy traction). For a Tools app, that means healthy traction.
Track changes month-over-month in the Performance section below — live snapshot history and revenue forecast included.
📊 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 3 of 3 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Mid install base (66,141 ratings)METRIC | +$5,500 | |
| Excellent rating (4.5★)METRIC | +$2,200 | |
| Ad-supported / freemiumMETRIC | +$600 |
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 →🔖 v3.5.4🔄 updated 2mo ago📂 Tools💰 Free
📝 About this app
[Key features]
Perform four fundamental operations and engineering calculations.
To start the engineering calculator, tap the engineering calculator icon.
To check the calculation history, tap the calculation history icon.
You can use all the previously inputted formulas. Tap the formula you need from the calculation history.
[Additional features]
To convert units, tap the unit calculator button. You can easily convert various types of
Currency,
Area,
Length,
Temperature,
Volume,
Mass,
Data,
Speed,
Time,
Date,
BMI,
Discount,
Age,
Numeral System,
GST,
Split bill,
Frequency,
Fuel,
Angle,
Pressure,
Force,
Power,
Loan
To change theme mode, tap the night mode icon.
To specify the time of night mode, select time range from settings.
To change color, chose the color you want from settings
To delete a history, long press on it in the history page
To change language, select preferred language from settings.
To play a beep or vibrate when pressing a button, go to settings.
To change numerals, select preferred numerals from settings (All numerals are supported)
To change number format, select the preferred format from settings
To change decimal places after the comma, select the number of decimal places from settings
To enable / disable full screen, enable / disable it from settings.
To keep calculation record, enable/disable it from settings.
To keep the screen on, enable/disable it from settings.
To hide an icon, go to settings.
*****
Last but not least, all of these features come in small size and it is completely free.
Perform four fundamental operations and engineering calculations.
To start the engineering calculator, tap the engineering calculator icon.
To check the calculation history, tap the calculation history icon.
You can use all the previously inputted formulas. Tap the formula you need from the calculation history.
[Additional features]
To convert units, tap the unit calculator button. You can easily convert various types of
Currency,
Area,
Length,
Temperature,
Volume,
Mass,
Data,
Speed,
Time,
Date,
BMI,
Discount,
Age,
Numeral System,
GST,
Split bill,
Frequency,
Fuel,
Angle,
Pressure,
Force,
Power,
Loan
To change theme mode, tap the night mode icon.
To specify the time of night mode, select time range from settings.
To change color, chose the color you want from settings
To delete a history, long press on it in the history page
To change language, select preferred language from settings.
To play a beep or vibrate when pressing a button, go to settings.
To change numerals, select preferred numerals from settings (All numerals are supported)
To change number format, select the preferred format from settings
To change decimal places after the comma, select the number of decimal places from settings
To enable / disable full screen, enable / disable it from settings.
To keep calculation record, enable/disable it from settings.
To keep the screen on, enable/disable it from settings.
To hide an icon, go to settings.
*****
Last but not least, all of these features come in small size and it is completely free.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Simple Calculator
- Developer
- SIMPLE APPS
- Bundle ID
- com.bng.calculator
- App Store URL
- Open in App Store
- Category
- Tools
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- Not found
- 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
- $2.1K/mo
- Top-grossing rank
- Not found
- 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
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.




