Lot Size Calculator icon

Lot Size Calculator

by Avant Infinity · tradeprober.com · Workflow & Planning
Established publisherManifest V3 Free
View in Chrome Web Store Data as of 16 Oct 2026

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

Users
2,000
0 in 30 days
Rating
4.3 / 5
unchanged in 30 days
Ratings
32
0 in 30 days
Store rank
#20K
#16K among extensions
Version
3.5.5
updated 28 Apr 2026

Users

monthly, 3 years
3002,6505,000Aug 2023Apr 2025Oct 2026
Latest, 16 Oct 2026: 2,000 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
21732Aug 2023Apr 2025Oct 2026
Latest, 16 Oct 2026: 32 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Lot Size Calculator

Effective risk management is essential for successful forex trading, and having a solid strategy in place from the outset is crucial. The Forex Lot Size Calculator extension for TradingView is designed to help traders easily implement risk management practices into their trading plans. With this extension, you can quickly calculate the appropriate lot size or position size based on your trading plan, all within the TradingView platform. This means you can save time and avoid the hassle of switching between applications or copying and pasting currency pair values. By using the TradingView position tool to visually mark up your trade and specifying your account balance and risk in the Inputs tab, you can easily determine your lot size for both standard and mini lot size accounts. Not only does this extension help you streamline your trading plan in one convenient location, but it also enables you to make informed decisions that mitigate risk and maximize potential profits. Read more at: https://www.tradeprober.com/lot-size-calculator Key Features: ✓ Quickly calculate lot size/position size based on your trading plan ✓ Save time and avoid switching between applications ✓ Use the TradingView position tool to visually mark up your trade ✓ Calculate lot size for both standard and mini lot size accounts ✓ Specify your account balance and risk in the Inputs tab to make informed decisions that mitigate risk and maximize potential profits Take control of your forex trading and implement effective risk management practices with the Forex Lot Size Calculator for TradingView. Free Pairs: EURUSD, GBPNZD, CHFJPY, AUDCHF, NAS, SP500, EU, NQ1!, DE40, NDX EURNOK, EURSEK, GBPNOK, GBPSEK, NZDCAD, JPN225, HKG33, INDIA50, CHN50, US2000 SUIUSDT, FETUSDT, HBARUSDT, WIFUSDT, USDMXN, USDZAR, AUS200, ESP35, ITA40, NQZ2024 USDTRY, USDSGD, USDHKD, GBPSGD, EURDKK, EURSGD, USDHUF, USDCZK, USDILS, USDPLN USDRUB, USDCLP, USDINR, USDTHB, USDKRW, A1ZNDQ, XVGUSDT.P, GMC, SOM, SOMEC SOMERO, SOMNOMED Usage: To use the lot size calculator, select your trading account currency within the app settings (See app photos for examples). Return to tradingview and use the long or short position tool to markup your trade with your stop loss position define. Double click on the long or short position and display its property. Ensure you are under the Inputs tab. In this tab you can specify your: ✓ Account size (Account balance) ✓ Risk (This can be % or an exact amount based on your account currency). You can now select Calculate button at the top of the window to display your lot size for a standard and Mini lot size account. To save you account balance and Risk for future usage, select OK from the position window.

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%00.00
30 days0+0.0%00.00
6 months0+0.0%00.00
1 year0+0.0%+1+0.02

Chrome Web Store search rankings

Where Lot Size Calculator appears when people search the store, with the 30 day change
Search phrasePosition30 days
size#14+4
infinity#21+4
position#650
calculator#68+13
risk#84new

Version history

35 versions recorded
3.5.528 Apr 2026
3.5.414 Apr 2026
3.5.313 Apr 2026
3.5.27 Apr 2026
3.5.15 Apr 2026
3.5.01 Apr 2026
3.4.110 Mar 2026
3.4.019 Feb 2026

Details

Category
Workflow & Planning
First seen
20 Oct 2022
Size
133 KB
Languages
en
Pricing
Free
Privacy policy
tradeprober.com
Support
tradeprober.com
Extension ID
nfmkfpoaomgnnomijeolbkjffdildobk

Permissions and risk

Low riskimpact 2, likelihood 1
Permissions
activeTabstoragescripting
Site access
*://v6.exchangerate-api.com/**://*.tradingview.com/**://*.tradeprober.com/**://app.tradeprober.com/**://api.coingate.com/**://raw.githubusercontent.com/*

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