VOL. XCIV, NO. 247

★ A CURATED DIRECTORY OF FINANCIAL TOOLS AND RESOURCES ★

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Friday, December 26, 2025

Tool Comparison

MesoSim vs Options Profit Calculator comparison

Compare pricing, supported platforms, categories, and standout capabilities to decide which tool fits your workflow.

Quick takeaways

MesoSim adds Data Visualizations, Paper Trading, APIs & SDKs, AI, and AI Chat coverage that Options Profit Calculator skips.

Options Profit Calculator includes Options P&L categories that MesoSim omits.

In depth comparison

MesoSim

mesosim.io

Options strategy backtesting SaaS with low-code strategy definitions, observability (events log), risk graphs/Greeks, margin reporting, an options valuation model/solver, and an implied-volatility surface viewer. Plan gating: Free includes 25 runs; Standard ($1000/yr) unlocks unlimited SPX + BTCUSD/ETHUSD options backtests plus sharing/exports and 1 MesoLive paper-trading account; Advanced ($1250/yr) adds RUT/VIX/GLD, margin models, vol surface/HD risk graphs, and hourly risk traces (plus up to 2 paper accounts). Live trade execution is a paid MesoLive add-on; API access is FundPro-only.

Platforms

WebAPI

Pricing

FreeSubscription

Quick highlights

Advanced options strategy backtesting service built around a low-code workflow.
Strategy Definition schema supports multi-leg structures plus entry/exit/adjustments and simulator controls (fill model, commissions/slippage, margin, position monitoring).
TradFi instruments documented for simulation: SPX (data from 2010), RUT/VIX (data from 2012), and GLD (data from 2012), with index vs equity option modeling notes.
Published data availability + vendors and resolution (5-minute): SPX/RUT/VIX/GLD sourced from Cboe Global Markets; BTCUSD/ETHUSD (and historical SOLUSD) sourced from Deribit.
Position Monitor provides 2D/3D risk graphs, PnL, and Greeks, with trace collection intervals (Off/Daily/Hourly).

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Options Profit Calculator

optionsprofitcalculator.com

Free web-based toolkit for visualizing options strategies and profit/loss scenarios. Quotes are delayed 15–30 minutes. A paid membership adds advanced calculators, a backtester with 20+ years of data, and an ad-free experience. Real-time data is listed as “coming soon.”

Platforms

Web

Pricing

FreeSubscription

Quick highlights

Strategy calculators for basic, spread, and advanced option structures, including multi-leg setups (2–8 legs).
ROI tables show profit/loss across both price and time, with line charts that can include stock performance comparisons.
Option Finder scans liquid contracts and suggests optimal calls, puts, or spreads by target price/date, using implied volatility derived from mid/last prices.
Pricing based on Black–Scholes, with IV computed from option and underlying prices. Quotes delayed ~15–30 minutes; daily estimates use market-open snapshots.
Probability of Profit (PoP) uses a normative distribution based on 30-day IV rather than delta.

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Where they differ

MesoSim

Distinct strengths include:

Data Visualizations Paper Trading APIs & SDKs AI AI Chat

Advanced options strategy backtesting service built around a low-code workflow.
Strategy Definition schema supports multi-leg structures plus entry/exit/adjustments and simulator controls (fill model, commissions/slippage, margin, position monitoring).
TradFi instruments documented for simulation: SPX (data from 2010), RUT/VIX (data from 2012), and GLD (data from 2012), with index vs equity option modeling notes.
Published data availability + vendors and resolution (5-minute): SPX/RUT/VIX/GLD sourced from Cboe Global Markets; BTCUSD/ETHUSD (and historical SOLUSD) sourced from Deribit.

Options Profit Calculator

Distinct strengths include:

Options P&L

Strategy calculators for basic, spread, and advanced option structures, including multi-leg setups (2–8 legs).
ROI tables show profit/loss across both price and time, with line charts that can include stock performance comparisons.
Option Finder scans liquid contracts and suggests optimal calls, puts, or spreads by target price/date, using implied volatility derived from mid/last prices.
Pricing based on Black–Scholes, with IV computed from option and underlying prices. Quotes delayed ~15–30 minutes; daily estimates use market-open snapshots.

Feature-by-feature breakdown

Attribute	MesoSim	Options Profit Calculator
Categories Which research workflows each platform targets	Shared: Backtesting, Options & Derivatives Unique: Data Visualizations, Paper Trading, APIs & SDKs, AI, AI Chat	Shared: Backtesting, Options & Derivatives Unique: Options P&L
Asset types Supported asset classes and universes	Options, Cryptos	Options
Experience levels Who each product is built for	Intermediate, Advanced	Beginner, Intermediate, Advanced
Platforms Where you can access the product	Web, API	Web
Pricing High-level pricing models	Free, Subscription	Free, Subscription
Key features Core capabilities called out by each vendor	Unique Advanced options strategy backtesting service built around a low-code workflow. Strategy Definition schema supports multi-leg structures plus entry/exit/adjustments and simulator controls (fill model, commissions/slippage, margin, position monitoring). TradFi instruments documented for simulation: SPX (data from 2010), RUT/VIX (data from 2012), and GLD (data from 2012), with index vs equity option modeling notes. Published data availability + vendors and resolution (5-minute): SPX/RUT/VIX/GLD sourced from Cboe Global Markets; BTCUSD/ETHUSD (and historical SOLUSD) sourced from Deribit. Position Monitor provides 2D/3D risk graphs, PnL, and Greeks, with trace collection intervals (Off/Daily/Hourly). Volatility Surface viewer to explore implied-vol surfaces with overlays (e.g., open interest, volume, bid-ask spread, Greeks) and playback at 5-minute resolution (non-crypto in current version).	Unique Strategy calculators for basic, spread, and advanced option structures, including multi-leg setups (2–8 legs). ROI tables show profit/loss across both price and time, with line charts that can include stock performance comparisons. Option Finder scans liquid contracts and suggests optimal calls, puts, or spreads by target price/date, using implied volatility derived from mid/last prices. Pricing based on Black–Scholes, with IV computed from option and underlying prices. Quotes delayed ~15–30 minutes; daily estimates use market-open snapshots. Probability of Profit (PoP) uses a normative distribution based on 30-day IV rather than delta. Support for Canadian markets via the Montréal Exchange (append “.to” to tickers).
Tested Verified by hands-on testing inside Find My Moat	Not yet	Not yet
Editor pick Featured inside curated shortlists	Standard listing	Standard listing

Frequently Asked Questions

Which workflows do MesoSim and Options Profit Calculator both support?

Both platforms cover Backtesting, and Options & Derivatives workflows, so you can research those use cases in either tool before digging into the feature differences below.

Do MesoSim and Options Profit Calculator require subscriptions?

Both MesoSim and Options Profit Calculator keep freemium access with optional paid upgrades, so you can trial each platform before committing.

How can you access MesoSim and Options Profit Calculator?

Both MesoSim and Options Profit Calculator prioritize web or desktop access. Investors wanting a mobile-first workflow may need to rely on responsive web views.

What unique strengths set the two platforms apart?

MesoSim differentiates itself with Advanced options strategy backtesting service built around a low-code workflow., Strategy Definition schema supports multi-leg structures plus entry/exit/adjustments and simulator controls (fill model, commissions/slippage, margin, position monitoring)., and TradFi instruments documented for simulation: SPX (data from 2010), RUT/VIX (data from 2012), and GLD (data from 2012), with index vs equity option modeling notes., whereas Options Profit Calculator stands out for Strategy calculators for basic, spread, and advanced option structures, including multi-leg setups (2–8 legs)., ROI tables show profit/loss across both price and time, with line charts that can include stock performance comparisons., and Option Finder scans liquid contracts and suggests optimal calls, puts, or spreads by target price/date, using implied volatility derived from mid/last prices..

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