Position Size Calculator: Grid
FX Lot, Forex, Prop Trading
Only for iPhone
Free · In‑App Purchases · Designed for iPhone
iPhone
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
Ratings & Reviews
This app hasn’t received enough ratings or reviews to display an overview.
Thank you for using Grid!
What’s New:
• Minor improvements and bug fixes
Enjoying Grid? Please leave us a review!
Questions or suggestions? hello@stadelbauer.dev
The developer, Christoph Stadelbauer, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Purchases
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Christoph Stadelbauer
- Size
- 6.7 MB
- Category
- Finance
- Compatibility
Requires iOS 17.6 or later.
- iPhone
Requires iOS 17.6 or later. - Mac
Requires macOS 14.6 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.3 or later.
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Grid Premium $19.99
- Grid Premium Lifetime $89.99
- Grid Premium $2.99
- Grid Premium $4.99
- Grid Premium $29.99
- Copyright
- © 2026 Christoph Stadelbauer