Best Twelvec Apps

Finance and business calculationsLoan amortization and bond pricingBlack-Scholes options valuation

This finance and business calculator emulates the HP-12C Platinum, offering a comprehensive suite of tools for financial analysis, business calculations, statistics, and scientific functions. It allows for loan amortization, bond pricing, option valuation, currency exchange, and program creation, all within an intuitive iOS interface.

(4)

Travel eSIM Data Calls & Texts

Sim Local eSIM

Local eSIM data plansInternational calls and textsKeep existing phone number

Easily purchase and download local eSIM data, call, and text plans for over 100 countries. Keep your existing phone number and SIM card while enjoying cheaper data from local networks. Stay connected globally with instant setup and flexible plan management.

✈️ Travel

(581)

BA Financial Calculator

BAII Plus Emulator

TI BAII Plus emulatorIdentical functionalityUser-friendly interface

Emulates the TI BAII Plus financial calculator, offering identical functionality with a clean and user-friendly interface. It's designed for finance professionals and students preparing for exams like CFA, FRM, and CPA.

Calculator with History +

(3.3K)

ad-supported

No ads & Scientific calculator

Ad-free experienceCalculation historyVisual input

This free calculator app offers a fast, ad-free experience with a visual input and calculation history. Customize your experience with various keyboard sounds and colors, and access advanced scientific functions when needed.

(25K)

HP 12c Financial Calculator

by MORAVIA Consulting, spol. s r.o.

$14.99

This app emulates the legendary HP 12c financial calculator with a redesigned interface and modern look. It preserves the precision and reliability trusted by professionals, offering built-in financial tools for business, banking, real estate, and education.

Official HP 12c emulatorIdentical algorithms and layoutRPN input

This app connects to your smartwatch to help you track fitness, monitor health metrics like heart rate and sleep, and stay organized with notifications and reminders. Customize your watch face and access additional features for a healthier, more active lifestyle.

Steps TrackingNotificationsHeart Rate Monitoring

This app emulates a classic RPN scientific calculator, offering advanced features like complex number arithmetic, matrix calculations, and programmability. It provides a functional and complex tool reminiscent of 1980s calculators.

Complex number arithmeticMatrix calculationsNumerical root finder

🔧 Utilities

(212)

free

Loan Calculator (Installment)

by EONSOFT

Installment loan calculationEqual principal and interest paymentsEqual principal payments

Calculate installment loans with various repayment methods. This tool helps you determine monthly payments, principal, interest, and remaining balance for different loan scenarios.

This app is a financial calculator that replicates the functionality of a popular physical calculator. It offers basic functions for free, with advanced financial worksheets available through a one-time purchase. Features include interactive prompts and register views to help users understand and remember calculations.

Full HP 10bII+ functionalityInteractive prompts and recipesRegister views for stored values

(9)

Compound Interest Simulator

Savings calculator and planner

Compound interest simulationSavings growth visualizationBasic and Advanced modes

Visualize the growth of your savings and investments using compound interest. Plan for major purchases, retirement, or financial independence with detailed simulations and customizable options.

(415)

Loans & Interests Simulator

Finance Calculator

Calculate loan variables (interest, payment, duration, amount)Visualize data with graphsReceive payment reminders

Easily calculate loan payments, maximum credit amounts, and interest paid. Get payment reminders, visualize data with graphs, and access an amortization table. This app helps manage various loan types and is free to use.

(472)

Gen By Payway

Safer & Smarter Schools

Contactless payment systemAllergy managementCustomizable daily spending limits

This app provides a secure and smart contactless payment system for school transactions using wristbands. It allows parents to manage spending limits, control product purchases, and track attendance, ensuring student safety and promoting responsible financial habits.

Percentage Value Calculator

(4)

free

Complete solution, all steps

Percentage calculationDetailed solution stepsHistory function

Easily calculate percentages with detailed step-by-step solutions. Input any two variables to find the third, with support for fractions and decimals. All calculations are saved in a history that can be managed and shared.

📚 Education

(4)

Object Eraser & Photo Editor

Синапс

by AST-Innovation, LLC

AI-powered object removalBackground eraser and changerRemove wires and power lines

Easily remove unwanted objects, people, text, and blemishes from your photos. This app offers AI-powered tools for quick and professional edits, allowing you to clean up images and enhance compositions effortlessly.

📷 Photo & Video

(58K)