Lot Size Calculator

Seamlessly calculate forex lot sizes in TradingView. Automate trading with instant, accurate position sizing for forex pairs.

The Lot Size Calculator Chrome extension integrates seamlessly with TradingView to help forex traders automate and streamline their position sizing. By using the TradingView position tool alongside this extension, traders can quickly determine the appropriate lot size based on their account balance and risk parameters, supporting both standard and mini lot size accounts.

This tool promotes effective risk management by allowing users to specify risk as a percentage or exact amount, making informed trading decisions to mitigate potential losses and enhance profitability. Its user-friendly interface avoids cumbersome switching between apps, saving time and increasing trading efficiency. The extension is essential for anyone looking to implement a disciplined and convenient trading strategy within TradingView.

Users:
3,000+
Rating:
4.54
(28)
Version:
3.3.5 (Last updated: 2025-04-26)
Creation date:
2022-10-20
Permissions:
  • tabs
  • storage
Host permissions:
  • *://v6.exchangerate-api.com/*
  • *://*.tradingview.com/*
  • *://*.tradeprober.com/*
  • *://api.coingate.com/*
  • *://raw.githubusercontent.com/*
Size:
104.45K
Full description:
See detailed description
Updated:
a day ago

Publisher Change History

2025-02-01: Email was changed from av*****@gmail.com to su*****@tradeprober.com

Upgrade to see full email

User reviews

Users find the Lot Size Calculator extension highly efficient, easy to use, and a great time saver for calculating lot sizes in forex trading, praising it as a valuable and game-changing tool. However, multiple reviews note its limited pair coverage, lacking support for certain forex pairs and indices, as well as lack of incognito mode support. A few users reported initial technical issues resolved by updating Chrome. Overall, its utility and user appreciation outweigh compatibility limitations which users hope will be addressed in future updates.
Pros
  • Easy to use and saves time calculating lot sizes
  • Highly appreciated by users for efficiency and usefulness
  • Works well for many forex pairs and speeds up trading execution
  • Recognized as a valuable and helpful tool by traders
  • Positive user experiences highlight it as a game changer and life saver
Cons
  • Does not support all forex pairs, with requests for pairs like EUR/NZD
  • Lacks support for indices like NAS100, US500, US300
  • Does not work in incognito mode currently
  • Some users experienced issues until updating their Chrome browser
Recent reviews
o melhor calculador ,perfeito uso muito esta de parabens super indico de verdade muito top
by isa lopes, 2025-02-17

wow
by Баадуу, 2024-12-13

Time saver 🫡
by TariK, 2024-11-28
View all user reviews

Extension safety

Risk impact
High risk impact

Lot Size Calculator requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk impact analysis details
  • Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
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Risk likelihood
Moderate risk likelihood

Lot Size Calculator is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this extension.

Risk likelihood analysis details
  • High This extension was recently updated in the past month. New updates may not be stable or safe.
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  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
  • Good **** ********* *** **** **** *******
Upgrade to see full risk analysis details

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