Best Position Size Calculator Apps

221+ iOS apps curated and reviewed

4.5 avg rating
17 free apps
Updated July 2026

The best position size calculator apps on iPhone average 4.5★ across 221+ titles — we've ranked them by what real users actually keep on their phones. Updated July 2026.

Compare top Position Size Calculator Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Position Size Calculator ProPosition Size Calculator ProFree3.4★ (5)NoYesAug 2026
2FX CalculatorsFX CalculatorsFree4.8★ (1.3K)YesYesAug 2026
3FX Position Size CalculatorFX Position Size CalculatorFree4.7★ (227)YesYesAug 2026
4STINU Position Size CalculatorSTINU Position Size CalculatorFree4.6★ (831)NoYesAug 2026
5Position Size Calculator+Position Size Calculator+Free4.5★ (39)NoYesJul 2026
6Position Size Calculator PlusPosition Size Calculator PlusFreeYesYesJul 2026
7Trade Position Size CalculatorTrade Position Size CalculatorFree5.0★ (1)NoNoJul 2026
8Lot CalculatorLot CalculatorFreeNoJul 2026

Top Picks for Position Size Calculator

Position Size Calculator Pro#1

Position Size Calculator Pro by Ivan Kazantsev

Position size and risk reward
Editor's Choice
💰 Finance
3.4(5 ratings)
FreeIn-App Purchases
Position Size Calculator Pro screenshot 1
Position Size Calculator Pro screenshot 2
Position Size Calculator Pro screenshot 3
Position Size Calculator Pro screenshot 4
Position Size Calculator Pro screenshot 5
Position Size Calculator Pro screenshot 6

Instantly calculate trade sizing for crypto and stock positions using risk reward ratios. This tool helps you plan trades by entering deposit amount, risk percentage, entry price, and stop-loss to determine position size, potential loss, and risk to reward ratio.

FX Calculators#2

FX Calculators by alpinetic

Suite of simple Forex tools
Strong Contender
💰 Finance
4.8😊(1.3K ratings)
FreeAdsIn-App Purchases
FX Calculators screenshot 1
FX Calculators screenshot 2
FX Calculators screenshot 3
FX Calculators screenshot 4
FX Calculators screenshot 5
FX Calculators screenshot 6

This app provides a suite of simple and effective tools for financial market risk management and decision-making. It includes calculators for Fibonacci levels, pip value, pivot points, position size, margin, and stop loss/take profit.

What We Love

  • 🚀 Best risk management tool
  • 👍 Easy to use
  • 💡 Perfect for full-time Forex traders
  • 🚀 Gives picture-perfect lot sizes

Room to Improve

  • 🐛 Recent changes have ruined the app
  • 🐛 App stopped working
  • 🐛 Update ruined the app
FX Position Size Calculator#3

FX Position Size Calculator by Do Tri

Pip & Lot Size Calc for Forex
Worth Considering
💰 Finance
4.7(227 ratings)
FreeAdsIn-App Purchases
FX Position Size Calculator screenshot 1
FX Position Size Calculator screenshot 2
FX Position Size Calculator screenshot 3
FX Position Size Calculator screenshot 4
FX Position Size Calculator screenshot 5
FX Position Size Calculator screenshot 6

This tool helps forex traders calculate the ideal trade size by factoring in currency pairs, risk tolerance, and stop-loss levels. It simplifies risk management for both new and experienced traders, enabling more informed trading decisions.

More Position Size Calculator apps to explore

4
STINU Position Size Calculator
STINU Position Size Calculator
STINU Position Size Calculator
Forex Currency, Gold & Crypto
Free

This app provides precise position sizing for Forex, commodities, and cryptocurrency trading using live market data. It helps traders eliminate errors and execute trades with confidence by accurately calculating trade size based on risk tolerance and stop-loss distances.

Real-time market data for accurate calculationsSupports multiple account currenciesFast calculation for multiple stop-loss distances
💰 Finance
(831)
free with in-app purchases
5
Position Size Calculator+
Position Size Calculator+
Position Size Calculator+
by Robin van Eck van der Sluijs
Free

This tool helps traders manage risk and maximize profits by calculating optimal position sizes. It's designed for both beginners and experienced traders across various markets like stocks, forex, and cryptocurrencies.

Risk managementPosition size calculationProfit maximization
💰 Finance
(39)
free with in-app purchases
6
Position Size Calculator Plus
Position Size Calculator Plus
Position Size Calculator Plus
Risk Management for Traders
Free

This tool helps traders calculate optimal position sizes for various markets like Forex, Crypto, and Stocks. It aids in disciplined risk control and strategic trading decisions by providing precise calculations and risk-reward analysis. Features include multi-market support, record management, and live market rates.

Multi-market position sizingMultiple entry strategy planningSave and organize calculations
💰 Finance
(0)
free with in-app purchases
7
Trade Position Size Calculator
Trade Position Size Calculator
Trade Position Size Calculator
Plan Entry, Risk, SL & TP
Free

This tool helps traders calculate optimal trade sizes, risk levels, and profit targets for various markets like forex, crypto, and futures. It simplifies planning by automatically detecting trade direction and allowing for multiple take-profit levels.

Position size calculation for futures, crypto, forex, stocksInput balance, risk %, entry, and stop lossAuto-detects long/short positions
💰 Finance
(1)
free
8
Lot Calculator
Lot Calculator
Lot Calculator
by Arnaud HAASE
Free
💰 Finance
(0)
9
Position Size Calculator: Grid
Position Size Calculator: Grid
Position Size Calculator: Grid
FX Lot, Forex, Prop Trading
Free
💰 Finance
(0)
10
Forex Calculators
Forex Calculators
Forex Calculators
Essential Forex Calculators
Free

This app provides essential tools for Forex traders to manage risk and make informed decisions. It offers calculators for position sizing, stop loss, take profit, margin, and more, all based on near real-time market prices.

Position Size CalculatorStop Loss & Take Profit CalculatorRisk Reward Calculator
💰 Finance
(4)
free with in-app purchases
11
Position Size Calculator: Posi
Position Size Calculator: Posi
Position Size Calculator: Posi
Stocks, ETFs, Crypto Risk
$2.99

This tool helps investors and traders precisely calculate the optimal size for their positions across various assets like stocks, ETFs, forex, and crypto. It's designed to manage risk effectively, safeguard capital, and optimize returns for both beginners and experienced users.

Multi-asset risk controlCalculate optimal investment sizeUser-friendly design
💰 Finance
(1)
paid
12
FX Position Calculator
FX Position Calculator
FX Position Calculator
by alpinetic
Free

This tool helps traders calculate optimal investment amounts for each trade to manage risk effectively. It aims to maximize potential gains while minimizing losses by suggesting position sizes before entering the market.

Risk management for tradesCalculate position sizeMaximize gains
💰 Finance
(9)
free with in-app purchases
13
OANDA - Forex trading
OANDA - Forex trading
OANDA - Forex trading
Invest smarter
Free

Trade major and minor forex pairs on the go with instant quotes and free charting. Customize your platform for real-time notifications, risk management, and profitability monitoring. Stay updated with market news and analysis from a regulated global broker.

Trade major and minor forex pairsInstant quotes and free chartingReal-time notifications and risk management
💰 Finance
(24K)
free with in-app purchases
14
Stock Position Calculator
Stock Position Calculator
Stock Position Calculator
by alpinetic
Free

Calculate the optimal number of shares to buy based on your risk tolerance and capital. Input account balance, risk percentage, share price, and stop-loss to determine ideal position size for your investment strategy.

Calculate ideal share quantityInput account balanceDefine risk percentage
💰 Finance
(2)
free with in-app purchases
15
Forex Size Calculator: Posica
Forex Size Calculator: Posica
Forex Size Calculator: Posica
Fx & Position Size Calculator
Free

This app helps Forex traders calculate their correct position size and risk percentage. It provides an instant overview of your position size to help you set your stop-loss effectively. Supports a wide range of currency pairs and XAUUSD.

Calculate correct position sizeCalculate risk in percentageInstant position size overview
💰 Finance
(0)
free with in-app purchases
16
Trade Calculator, Stock Market
Trade Calculator, Stock Market
Trade Calculator, Stock Market
Position Sizing, ROI, P&L Calc
Free

This app simplifies stock market trading with tools for calculating profit/loss, average stock cost, trade details, percentages, position size, and ROI. It offers accurate calculations and a user-friendly interface for informed investment decisions.

Profit/Loss CalculatorStock Average CalculatorTrade Calculator
💰 Finance
(9)
free
17
Pip & Forex Calculator
Pip & Forex Calculator
Pip & Forex Calculator
FX profit margin position tool
Free

This app offers a suite of financial calculators designed to assist forex traders in managing risk and making informed trading decisions. It helps calculate position sizes, stop loss/take profit levels, pip values, margin requirements, and technical analysis indicators like Fibonacci and Pivot points.

Position Size CalculatorStop Loss & Take Profit CalculatorPip Value Calculator
💰 Finance
(83)
free with in-app purchases
18
FX - Position Size Calculator
FX - Position Size Calculator
FX - Position Size Calculator
Risk Management, Trading Power
$2.99

This tool helps traders determine the optimal size for their financial market positions. It calculates trade size based on account balance, risk percentage, and stop loss levels to manage risk effectively and maintain trading discipline.

Risk management toolCalculates position sizeInput account balance
🔧 Utilities
(0)
paid
19
Calculator ∞
Calculator ∞
Calculator ∞
The Best Scientific Calculator
$5.99

This advanced calculator app offers a powerful math core and algebra engine for basic to complex calculations. It includes features like step-by-step solutions, handwriting recognition, and 2D graphing, making it suitable for students, engineers, and programmers.

Step-by-step solution hintsMath Photos SolverHandwriting Recognition
📚 Education
(6.3K)
free with in-app purchases
20
Calculator #
Calculator #
Calculator #
Scientific Calculator
Free

This multi-function calculator offers basic to advanced scientific and algebraic computations. It includes features like handwriting recognition, equation solvers, and 2D graphing, making it suitable for students and professionals. In-app purchases unlock advanced capabilities.

Math Photos SolverHandwriting RecognitionAI Math Problem Solver
🔧 Utilities
(36K)
free with in-app purchases

FAQ about Position Size Calculator

What are the best position size calculator apps for iPhone?
Position Size Calculator Pro tops our position size calculator apps ranking as of July 2026, with a 3.4-star average from 5 App Store ratings, and it's free to download.
Yes — 17 of the top position size calculator apps we rank are free to download, including Position Size Calculator Pro and FX Calculators.
Position Size Calculator Pro has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 221+ position size calculator apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Yes, the app is designed to work for both stock trades and crypto pairs. It offers a unified workflow for managing equity trades and fast-moving crypto assets.
Position Size Calculator Pro offers two subscription plans: Unlimited access for $4.99 per month or $24.99 per year, both with a 7-day free trial.

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