10BII Calc HD Downloads & Revenue10BII Calc HD · App Store
10BII Calc HD is #10 in Finance Paid in United States and charting in 22 of 30 countries we track.
Updated 8 Nov 2026 · rankings refresh through the day
Full timeline · 22 events
- 📈10BII Calc HD new best rank in the overall chart: #45Top Paid · All Apps · ZA
- 📈10BII Calc HD new best rank in the overall chart: #84Top Paid · All Apps · ZA
- 📈10BII Calc HD entered the top 100Top Paid · All Apps · ZA
- 📈10BII Calc HD hit #1Top Paid · Finance · ZA
- 📈10BII Calc HD entered the top 10Top Paid · Finance · TW
- 📈10BII Calc HD entered the top 100Top Grossing · Finance · TW
- 📈10BII Calc HD entered the top 10Top Paid · Finance · JP
- 📈10BII Calc HD entered the top 100 in 2 chartsTop Grossing · Finance · JP · Top Grossing · Finance · ZA
- 📈10BII Calc HD charting in a new countryPhilippines
- 📈10BII Calc HD entered the top 10Top Paid · Finance · ZA
- 📈10BII Calc HD entered the top 100 in 3 chartsTop Paid · Finance · AR · Top Paid · Finance · CO · Top Paid · Finance · MY
- 📈10BII Calc HD charting in a new country in 4 chartsArgentina · Colombia · Malaysia · South Africa
- 📈10BII Calc HD entered the top 10Top Paid · Finance · CA
- 📈10BII Calc HD entered the top 10Top Paid · Finance · AU
- 📈10BII Calc HD entered the top 100Top Paid · Finance · CN
- 📈10BII Calc HD entered the top 100Top Paid · Finance · GB
- 📈10BII Calc HD entered the top 10Top Paid · Finance · US
- 📈10BII Calc HD entered the top 100Top Paid · Finance · ID
- 📈10BII Calc HD charting in a new country in 2 chartsIndonesia · Turkey
- 🆕10BII Calc HD first spotted by AppInsider#33 in Top Paid · Finance · Canada
- 📦10BII Calc HD version 3.8No release notes
- 🆕10BII Calc HD released on the App Store
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
10BII Calc HD at a glance
AI summary written from our chart and store data, 2026-11-08. It can be wrong: check the numbers above.
A premium financial calculator app for iOS that replicates the functionality of the HP-10BII business calculator, targeting finance professionals and students who need tools for time-value-of-money calculations, cash flow analysis, and statistical forecasting. The app maintains strong paid rankings in the Finance category across multiple regions, notably holding the #2 position in South Africa and top-50 positions in the US, Canada, and several Asian markets.
Similar apps: HP 12C Financial Calculator, TI BA II Plus Professional, FinCalc
10BII Calc HD on the App Store
App details
Where 10BII Calc HD's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| FinancePaid | #10 | |
| FinancePaid | #2 | |
| FinancePaid | #55 | |
| FinancePaid | #38 | |
| FinancePaid | #100 | |
| FinancePaid | #34 | |
| FinancePaid | #23 | |
| FinancePaid | #49 | |
| FinancePaid | #53 | |
| FinancePaid | #114 | |
| FinancePaid | #62 | |
| FinancePaid | #47 | |
| All AppsPaid | #45 | |
| FinancePaid | #136 | |
| FinancePaid | #52 | |
| FinanceGrossing | #48 | |
| FinancePaid | #90 | |
| FinancePaid | #26 | |
| FinancePaid | #43 | |
| FinancePaid | #33 | |
| FinancePaid | #114 | |
| FinancePaid | #64 | |
| FinancePaid | #113 | |
| FinancePaid | #134 |
Apps near 10BII Calc HD on the chart
Finance Paid, around #10.
Ratings
App Store, worldwide.
Review momentum
ⓘ How we measure thisGrowing fastest in
United States ▲ +25%
New ratings by country (2)
| Country | New ratings a week | Share | Last 2 weeks vs the 2 before |
|---|---|---|---|
| 4 | 80% | ▲ +25% | |
| 1 | 20% | – |
App Store ratings in the countries we track, 4-week average.
Review momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
What users say about 10BII Calc HD
From the 58 most recent App Store reviews in the US.
Users overwhelmingly praise the app as a reliable and convenient replacement for the physical HP 10BII calculator, citing its accuracy and daily utility in financial professions. While most reviews are highly positive, one user expressed dissatisfaction with a recent update that made the interface harder to use.
Mostly positive (98% of recent reviews give 4–5 stars). People like it for being useful, and being easy to use.
What people like
- Useful: “Very convenient and works perfectly!”
- Ease of use: “Easy to use and effective!”
- Updates: “The new update is a winner”
- Features & content: “One of my most used apps- great tool!”
About 10BII Calc HD
HD version includes:
• 2 for the price of 1! iPad and iPhone versions included- use on both your iPad and iPhone
• HD graphics included for iPad and iPhone retina displays
• iPad version includes full support for slide over and split views.
• New worksheets including interactive graphs.
Features:
•Time Value of Money- Loans, savings, leases and amortization schedules using both the standard keyboard and a specialized TVM solver window that displays the contents of all the variables for rapid "what if" solutions to your problems. View and mail amortization tables.
•Interest Conversion- Nominal and effective rates.
•Cash Flows- Net present value, internal rate of return, net future value and net uniform series calculations. Up to 80 cash flows are easily edited and reviewed using the dedicated cash flow editor screen. Entries are added, deleted and modified in a scrolling display with a touch interface unique to the iPhone.
•Business Percentages- Percent change, markup, and margin calculations.
•Statistics- Mean, standard deviation, correlation coefficient, and linear regression forecasting, weighted mean. Sample editor and plotter, forecasting using linear, log, exp or power fit.
•Conversions- 47 world currency rates and over 100 commonly used metric, english and other conversion factors used in financial, business, scientific and engineering calculations.
•Scientific- sin, cos, tan, asin, acos, atan plus the hyperbolic trig functions, conversion between rectangular and polar coordinates, conversion between degrees and radians, time functions including h.ms+ and h.ms-, log, ln, 10^x, e^x, y^x, x root of y, fraction part and integer part. Trig functions can be computed in radians, degrees or gradians.
•Worksheets-
Auto Purchase
Black-Scholes
Bond
BreakEven
Cash Flow Analysis
Currency
Date
Depreciation
Interest Conversion
Lease
Loan Amortization
Margin & Markup
Refinance
Statistics
Tip
TVM
Many of the worksheets include interactive graphs.
•Audit tape records all calculations. Tape can be mailed, texted or printed.
Discover how to use any function on the keyboard by touching the ? key then the key you want to learn about. Help screens are available for all worksheets.
Quote from a customer: "Last week I had a meeting with my accountants and my bankers. We were working on the pro forma balance sheets and cash flows for a new project I'm w
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