Best Position Size Calculator Apps

248+ iOS apps curated and reviewed

4.6 avg rating
17 free apps
Updated August 2026

The best position size calculator apps on iPhone average 4.6★ across 248+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.

Compare top Position Size Calculator Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Position Size Calculator ProPosition Size Calculator ProFree3.4★ (5)NoYesAug 2026
2FX Position Size CalculatorFX Position Size CalculatorFree4.7★ (228)YesYesAug 2026
3FX CalculatorsFX CalculatorsFree4.8★ (1.3K)YesYesAug 2026
4STINU Position Size CalculatorSTINU Position Size CalculatorFree4.6★ (835)NoYesAug 2026
5Position Size Calculator+Position Size Calculator+Free4.5★ (41)NoYesAug 2026
6Forex Position Size CalculatorForex Position Size CalculatorFree5.0★ (1)NoNoAug 2026
7PSC: Position Size CalculatorPSC: Position Size CalculatorFreeYesYesAug 2026
8Position Size Calculator: GridPosition Size Calculator: GridFree4.0★ (1)NoYesAug 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 Position Size Calculator#2

FX Position Size Calculator by Do Tri

Pip & Lot Size Calc for Forex
Strong Contender
💰 Finance
4.7(228 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.

FX Calculators#3

FX Calculators by alpinetic

Suite of simple Forex tools
Worth Considering
💰 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

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
(835)
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
(41)
free with in-app purchases
6
Forex Position Size Calculator
Forex Position Size Calculator
Forex Position Size Calculator
FX, Gold Lot Size Calc
Free

Quickly calculate forex lot sizes and manage trading risk. This tool helps determine the correct position size based on your account balance, risk tolerance, and stop loss. It supports various currency pairs and gold, offering clear risk control for traders.

Calculate lot size from balance and risk percentageUse fixed risk amount or percentageEnter stop loss in pips or by price
💰 Finance
(1)
free
7
PSC: Position Size Calculator
PSC: Position Size Calculator
PSC: Position Size Calculator
Pip, margin & leverage calc
Free
💰 Finance
(0)
8
Position Size Calculator: Grid
Position Size Calculator: Grid
Position Size Calculator: Grid
FX Lot, Forex, Prop Trading
Free

This app provides quick and accurate lot size calculations for various trading instruments directly on your mobile device. It supports Forex, Metals, Commodities, Indices, and Crypto, with a customizable instrument library and support for all major account currencies.

Accurate lot size calculationsSupports Forex, Metals, Commodities, Indices, CryptoCustomizable contract size, tick size, tick value
💰 Finance
(1)
subscription
9
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
10
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
11
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
12
Lot Calculator
Lot Calculator
Lot Calculator
by Arnaud HAASE
Free
💰 Finance
(0)
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
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
15
Forex Lot Size Calculator
Forex Lot Size Calculator
Forex Lot Size Calculator
FX & Gold Position Calculators
Free
💰 Finance
(0)
16
STS Position Size Calculator
STS Position Size Calculator
STS Position Size Calculator
by Smart Trading Software OOD
$12.99
🔧 Utilities
(0)
17
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
18
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
(8)
free with in-app purchases
19
Pips & Lot Size Calculator
Pips & Lot Size Calculator
Pips & Lot Size Calculator
Position Size & Trade Risk
Free
$9.99 | 100% OFF

This forex calculator helps traders determine optimal lot sizes and risk per trade. It offers automatic stop loss calculation, risk-to-reward analysis, and pip value calculation for various currency pairs. Plan your trades with confidence and protect your capital.

Lot size calculationRisk management toolsPip value calculation
💰 Finance
(9)
freemium
20
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
(7)
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 August 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 Position Size Calculator.
Position Size Calculator Pro has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 248+ position size calculator apps on the iOS App Store as of August 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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