Comparison

Position Size Calculator+ vs Position Size Calculator

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Position Size Calculator+

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.

Highlights
  • Risk management
  • Position size calculation
  • Profit maximization
  • Portfolio protection
  • Supports stocks, forex, crypto
  • Beginner and experienced trader friendly
Features
Read full description

Plan every trade with a position size that matches your risk tolerance. Position Size Calculator+ provides a clear, guided workflow for calculating how much to trade based on your account balance, chosen risk percentage, entry price, and stop-loss level. Simply enter your trade details to calculate: - Position size - Trade quantity - Amount at risk - Potential profit - Risk/reward ratio Whether you are planning a long or short position, the calculator validates your inputs and updates the results instantly. Add an optional profit target to evaluate the potential reward before entering a trade. Designed for both new and experienced traders, Position Size Calculator features: - Guided three-step calculation - Support for long and short trades - Configurable risk percentages - Optional take-profit calculations - Easy copying of calculated values - Light and dark mode - Optimized layouts for iPhone and iPad - Accessible, straightforward controls Use Position Size Calculator+ when planning trades involving stocks, forex, cryptocurrencies, or other price-based markets. Good risk management starts before a trade is placed. Calculate your exposure, understand the potential outcome, and approach every position with a clear plan. Position Size Calculator+ is an informational calculation tool and does not provide financial or investment advice. Always verify calculations before making financial decisions.

About

Position Size Calculator

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.

Highlights
  • Accurate lot size calculations
  • Supports Forex, Metals, Commodities, Indices, Crypto
  • Customizable contract size, tick size, tick value
  • Built-in instrument library
  • Works with all major account currencies
  • Fast and minimal interface
Features
Read full description

Stop fumbling with web calculators while trading. Grid puts accurate lot size calculations right on your phone. Size your positions correctly in seconds. # Features • Supports Forex, Metals, Commodities, Indices, and Crypto • Customize contract size, tick size, and tick value • Built-in instrument library with broker-specific inputs • Works with all major account currencies • Fast and minimal interface designed for clarity and efficiency # Pricing Grid is premium and ad-free. A subscription is required to use the app. We offer a 7-day free trial so you can test all features. • Annual Plan - $19.99 / year • Weekly Plan - $2.99 / week • Lifetime Plan - $99.99 once Prices shown are for US customers and may vary by region. Payment charged to Apple Account at confirmation of purchase. Subscription automatically renews unless canceled at least 24 hours before the end of the current period. Manage subscriptions in Account Settings. Terms of Use: https://www.stadelbauer.dev/terms-of-use Privacy Policy: https://www.stadelbauer.dev/privacy-policy

Screenshots

Position Size Calculator+2 screens
Position Size Calculator4 screens

Verdict

The call

The clearest difference is monetization model: Position Size Calculator+ at free with in-app purchases against Position Size Calculator's subscription. Position Size Calculator+ also leads on rating (4.5 vs 4.0) and ratings volume (41 vs 1). Position Size Calculator's advantage is update cadence (every 3 months vs every 6 months). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Position Size Calculator+ sells 1 one-off in-app purchase and Position Size Calculator sells 5 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Position Size Calculator+ holds the better App Store score, 4.5 against 4.0. That said, the two scores are not equally well evidenced: Position Size Calculator+ has 41 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Position Size Calculator+ ships an update every 6 months, Position Size Calculator every 3 months. The most recent releases landed on September 17, 2026 and September 23, 2026 respectively.

Scorecard4 real differences · 6 level
Position Size Calculator+ versus Position Size Calculator: the parameters behind the verdict, then further details
ParameterPosition Size Calculator+Position Size Calculator
PriceFreeFree
Rating4.5 (41 ratings) — better4.0 (1 ratings)
Positive reviews—0.0% of reviews
Number of ratings41 — better1
Update frequencyEvery 6 monthsEvery 3 months — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterSubscription
DevicesiPhone, iPad — betteriPhone
Requires iOS17.0 — better17.6
Further details — not scored
Size6 MB6 MB
Age rating17+4+
DeveloperRobin van Eck van der SluijsChristoph Stadelbauer

Customer experience

Position Size Calculator+

All ratings41 ratings
Positive82.9%
Neutral7.3%
Negative9.8%

Position Size Calculator

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

1 purchases

Position Size Calculator+

One-time1
  • Buy Me a Coffee$3.99
5 purchases

Position Size Calculator

Subscriptions4
  • Grid Premium$2.997 Days
  • Grid Premium3 Days trial$4.997 Days
  • Grid Premium7 Days trial$19.991 Year
Show 1 more
  • Grid Premium3 Days trial$29.991 Year
One-time1
  • Grid Premium Lifetime$89.99

Questions

Is Position Size Calculator+ free?
Position Size Calculator+ is free to download, with in-app purchases available.
Is Position Size Calculator free?
Position Size Calculator is free to download, with in-app purchases available.
Which has better reviews, Position Size Calculator+ or Position Size Calculator?
Position Size Calculator+ is rated higher. Position Size Calculator+ averages 4.5 out of 5 from 41 ratings, while Position Size Calculator averages 4.0 from 1 ratings.
Do Position Size Calculator+ or Position Size Calculator have ads?
Neither Position Size Calculator+ nor Position Size Calculator shows ads.
Which is updated more often, Position Size Calculator+ or Position Size Calculator?
Position Size Calculator+ ships an update every 6 months, and Position Size Calculator every 3 months. Most recently, Position Size Calculator+ was updated on September 17, 2026 and Position Size Calculator on September 23, 2026.

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