Best AI Stamp Duty Calculator Apps

221+ iOS apps curated and reviewed

4.6 avg rating
16 free apps
Updated June 2026

With an average user rating of 4.6★, the ai stamp duty calculator category is one of the App Store's strongest. Browse all 221+ apps we track, sorted so the most loved ones surface first.

Top Picks for AI Stamp Duty Calculator

Digits Tape Calculator#2

Digits Tape Calculator by Shift

The calculator for humans
Strong Contender
🔧 Utilities
4.8😊(1.1K ratings)
$1.99In-App Purchases
Digits Tape Calculator screenshot 1
Digits Tape Calculator screenshot 2
Digits Tape Calculator screenshot 3
Digits Tape Calculator screenshot 4
Digits Tape Calculator screenshot 5
Digits Tape Calculator screenshot 6

This app offers a calculator with an editable, line-by-line tape history, combining spreadsheet-like functionality with calculator simplicity. Easily correct mistakes, add comments, and share or print your calculations.

What We Love

  • 🚀 Best tape calculator
  • 👍 Intuitive and user-friendly interface
  • 💡 Editable and commentable saved tapes
  • 🚀 Resizes well on iPad

Room to Improve

  • 🐛 Bug with iOS 26 where number pad doesn't return after adding comments
  • 🐛 Slow to load and unresponsive on some devices
  • 👎 Lack of iCloud sync between devices
Loan Calculator‰#3

Loan Calculator‰ by Tim O's Studios, LLC

Simple Loan Calculator
Worth Considering
💰 Finance
4.9😊(96K ratings)
FreeAds
Loan Calculator‰ screenshot 1

Easily calculate loan or mortgage payments. Simply input the loan amount, repayment term, and interest rate to get your estimated monthly payment.

What We Love

  • 👍 Simple and easy to use
  • 🚀 Straightforward and intuitive
  • 💡 Accurate loan repayment calculations
  • 🚀 Instant results

Room to Improve

  • 🐛 Incorrect interest calculations
  • 🔍 Limited functionality
  • 💸 Excessive advertisements

More AI Stamp Duty Calculator apps to explore

4
Stamp Duty
Stamp Duty
Stamp Duty
Calculate Stamp Duty Singapore
Free

This app helps users calculate stamp duty for property purchases in Singapore. It covers residential and non-residential properties, company shares, and allows verification of stamp duty certificates and checking outstanding amounts.

Calculate residential stamp dutyCalculate non-residential stamp dutyCalculate company shares stamp duty
📊 Productivity
(0)
ad-supported
5
Total Plus:Shopping Calculator
Total Plus:Shopping Calculator
Total Plus:Shopping Calculator
Shopping List Calculator
Free
$2.99 | 100% OFF

This app helps you calculate your shopping totals, including tax and discounts, to stay on budget. It allows for multiple discounts per item, saving lists, and calculating by quantity or weight. Perfect for grocery trips or quick price checks.

Instant tax and discount calculationsUp to five discounts per itemCalculate by quantity or weight
📊 Productivity
(2.2K)
free with in-app purchases
6
RECalc Mortgage Calculator
RECalc Mortgage Calculator
RECalc Mortgage Calculator
Mortgage/loan calculator
Free

Calculate mortgage payments, loan amounts, interest rates, and terms. This app also functions as a standard calculator and supports semi-annual compounding. View loan summaries and amortization tables, and email or save your calculations.

Calculate monthly payment, term, interest rate, loan amountStandard mathematical calculationsSemi-annual compounding support
💰 Finance
(2.6K)
free with in-app purchases
7
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
Calculates everything. Try it.
Free

This app offers a comprehensive suite of over 40 calculators and unit converters for various needs, including finance, health, construction, and everyday math. It features standard, scientific, and specialized calculators for tasks like loan amortization, currency conversion, and material estimation.

Over 40 calculators and unit convertersStandard and scientific calculator functionsFinancial calculators (interest, loan, currency)
📊 Productivity
(4.8K)
free with in-app purchases
8
Calculator⁼
Calculator⁼
Calculator⁼
Fraction, Scientific Calc +
Free

This app offers a clean and intuitive interface for both basic arithmetic and advanced scientific calculations. It includes a history tape to review past computations and supports various mathematical operations, making it suitable for everyday use and complex problem-solving.

Basic & Scientific CalculatorLive Currency ConverterHistory Tape
🔧 Utilities
(357K)
free with in-app purchases
9
Calculator Air: AI Math Solver
Calculator Air: AI Math Solver
Calculator Air: AI Math Solver
Basic, Scientific & Photo Math
Free

Solve math problems instantly with a powerful AI-driven calculator. Features include basic and scientific calculations, a photo math solver, and an AI homework helper for step-by-step explanations. Ideal for students and professionals needing quick, accurate math solutions.

Basic and scientific calculatorPhoto math solverAI homework helper
🔧 Utilities
(81K)
subscription
10
PCalc Lite
PCalc Lite
PCalc Lite
The Best Calculator
Free

This free scientific calculator offers essential features like RPN mode, unit conversions, and multiple undo/redo. It provides a taste of a more powerful version, with optional in-app purchases for expanded functionality.

Optional RPN modeMultiple undo and redoUnit conversions and constants
🔧 Utilities
(213)
free with in-app purchases
11
Calculator⁻
Calculator⁻
Calculator⁻
Best hand calculator
Free

A straightforward calculator app designed for simplicity, offering basic arithmetic operations and percentage calculations. It allows users to record and recall past results, customize colors, and enable touch sounds for a personalized experience.

Basic arithmetic operationsPercentage calculationsRecord and recall results
🔧 Utilities
(3.4K)
ad-supported
12
Stamp Identifier & Stampora
Stamp Identifier & Stampora
Stamp Identifier & Stampora
Stamp Value Stamp Identifier
Free

Instantly identify and value stamps using advanced AI. Get detailed market data, rarity analysis, and track your collection's worth. Integrates with eBay for real-time sales insights.

AI stamp recognitionGlobal stamp databaseReal-time market valuation
🔍 Reference
(29)
freemium
13
The Best Calculator - Calc Pro
The Best Calculator - Calc Pro
The Best Calculator - Calc Pro
10 Powerful Calculators
Free

This app offers a comprehensive suite of 10 powerful calculators and 10 financial worksheets, designed to handle everything from basic arithmetic to complex scientific and financial calculations. It includes features like unit conversion, currency exchange, graphing, and statistical analysis, making it a versatile tool for students and professionals.

10 powerful calculators (Standard, Scientific, Graphing, etc.)10 financial worksheets (Mortgage, Loan, Compound Interest, etc.)Unit Converter with 3000+ conversions
🔧 Utilities
(4.6K)
free with in-app purchases
14
PCalc
PCalc
PCalc
The Best Calculator
$9.99

A powerful calculator designed for professionals and students, offering advanced features like RPN mode, multi-line display, and extensive unit conversions. It supports various number systems and includes an Apple Watch app for on-the-go calculations.

Optional RPN modeMulti-line displayExtensive unit conversions
🔧 Utilities
(758)
free with in-app purchases
15
Calculator Pro Elite
Calculator Pro Elite
Calculator Pro Elite
Best Calculator
$9.99

A highly customizable calculator app offering a modern interface and powerful features. Personalize themes, button layouts, and visual elements to your preference. Track and save calculations with a detailed history, and access scientific functions when needed.

Customizable themes with gradients, colors, or photosMultiple button shapes and color customizationDual-line display for input and result
🔧 Utilities
(2K)
free with in-app purchases
16
Stamp Identifier - Stampico
Stamp Identifier - Stampico
Stamp Identifier - Stampico
Stamp Value Stamp Identifier
Free

Instantly identify postage stamps by scanning them with your phone. Get detailed information including origin, year, historical context, and estimated market value. Organize your collection and explore a global catalog of stamps.

Instant stamp identificationStamp value scannerGlobal stamp catalog
🔍 Reference
(118)
free with in-app purchases
17
Mortgage Calculator™
Mortgage Calculator™
Mortgage Calculator™
Extra Payments Save You Money
$1.99

This app helps you save money on your mortgage by simulating 'what-if' scenarios with extra payments. Visualize cost savings with interactive charts and compare different loan deals to make informed financial decisions.

Simulate extra payment scenariosVisualize cost savings with chartsCompare multiple mortgage deals
💰 Finance
(134)
free with in-app purchases
18
PhilSnap: Stamp ID & Values
PhilSnap: Stamp ID & Values
PhilSnap: Stamp ID & Values
Scan, Identify, Value, Collect
Free

Identify, value, and organize your stamp collection with ease. Simply snap a photo to get instant identification, market prices, grading tips, and catalog references. Build a digital album and track your collection's growth and value.

Instant stamp identificationAccurate market valuationCondition guidance and grading tips
🔍 Reference
(1.4K)
freemium
19
Basic Calculator: Classic Calc
Basic Calculator: Classic Calc
Basic Calculator: Classic Calc
big buttons and wallpapers
Free

A free, classic calculator app with large, easy-to-press buttons and customizable skins. It supports basic arithmetic, memory functions, and can handle very large numbers without using scientific notation. Multitasking is also supported on compatible devices.

Large, easy-to-press buttonsMultiple beautiful skinsBasic arithmetic operations
🔧 Utilities
(3.1K)
free with in-app purchases
20
Stamp Value Identifier
Stamp Value Identifier
Stamp Value Identifier
Stamp Value Stamp Identifier
Free

Effortlessly identify and value stamps using your camera. This app provides instant information on rarity, origin, and postal history. Organize your entire stamp collection digitally, making philately more accessible for all levels of collectors.

AI Stamp ScannerStamp Value & InfoMultiple Stamp Scanner
🔍 Reference
(85)
free with in-app purchases