VOL. XCIV, NO. 247

★ FINANCIAL TOOLS & SERVICES DIRECTORY ★

PRICE: 5 CENTS

Thursday, December 4, 2025

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Tool Comparison

Diffchecker vs Financial Modeling Prep (FMP) comparison

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

Quick takeaways

Diffchecker adds Diff View coverage that Financial Modeling Prep (FMP) skips.

Financial Modeling Prep (FMP) includes Data APIs, Financials, ETF Holdings, 13F, Insider Data, Transcripts, Analyst Forecasts, Analyst Price Targets, Analyst Recommendations, News, News Sentiment, Calendar, Dividends, Splits, GDP, Interest Rates, Unemployment Rates, Inflation Rates, Commitment of Traders (COT), Which ETF includes this Stock?, ESG Ratings, and US Government Trades categories that Diffchecker omits.

In depth comparison

Diffchecker

diffchecker.com

Diffchecker is a comparison tool for text, images, PDFs, Excel files, and folders. The free Basic plan is web-only, while Pro + Desktop adds offline diffs, ad-free usage, real-time text comparison, and desktop apps. Legal and Enterprise tiers include integrations (e.g. iManage) and advanced admin features. Enterprise also offers SAML SSO, SCIM provisioning, and priority support. An API is available with free and paid plans, and a 14-day trial is offered for Pro/Desktop plans.

Platforms

WebDesktopAPI

Pricing

FreeSubscription

Quick highlights

Supports multi-format comparisons: text, images, PDFs, Excel files, and folders.
Desktop apps allow fully offline diffs, ensuring comparisons never leave the user’s computer.
Real-time text diffing, diff merging, dark mode, and export to PDF.
Syntax highlighting for 20+ programming languages with character-by-character precision.
Public HTTP API supports text, image, PDF, and Excel diffs with tiered monthly quotas and input size limits.

Community votes (overall)

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Financial Modeling Prep (FMP)

site.financialmodelingprep.com

Editor’s pick Hands-on review

Market data delivered through REST and WebSocket APIs. Plans scale by geography and depth: Starter covers U.S. markets, Premium adds UK/Canada and extended history, and Ultimate unlocks global coverage, transcripts, fund and 13F data, one-minute intraday, and bulk delivery options. Bandwidth and query limits vary by plan.

Platforms

WebAPI

Pricing

FreeSubscription

Quick highlights

Tiered access: Starter (U.S.), Premium (adds UK/Canada and up to 30 years of history), Ultimate (global markets, transcripts, ETFs, mutual funds, 13F data, one-minute intraday, bulk/batch delivery).
REST APIs secured with API keys; calls made by appending the key to endpoints.
WebSocket streaming for real-time equities, forex, and crypto feeds.
Historical and intraday chart data with resolutions from one minute to four hours, including dividend-adjusted series.
Economic datasets covering GDP, CPI, unemployment, interest rates, and Treasury yields, alongside event and release calendars.

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Where they differ

Diffchecker

Distinct strengths include:

Diff View

Supports multi-format comparisons: text, images, PDFs, Excel files, and folders.
Desktop apps allow fully offline diffs, ensuring comparisons never leave the user’s computer.
Real-time text diffing, diff merging, dark mode, and export to PDF.
Syntax highlighting for 20+ programming languages with character-by-character precision.

Financial Modeling Prep (FMP)

Distinct strengths include:

Data APIs Financials ETF Holdings 13F Insider Data Transcripts Analyst Forecasts Analyst Price Targets

Tiered access: Starter (U.S.), Premium (adds UK/Canada and up to 30 years of history), Ultimate (global markets, transcripts, ETFs, mutual funds, 13F data, one-minute intraday, bulk/batch delivery).
REST APIs secured with API keys; calls made by appending the key to endpoints.
WebSocket streaming for real-time equities, forex, and crypto feeds.
Historical and intraday chart data with resolutions from one minute to four hours, including dividend-adjusted series.

Feature-by-feature breakdown

Attribute	Diffchecker	Financial Modeling Prep (FMP)
Categories Which research workflows each platform targets	Shared: APIs & SDKs Unique: Diff View	Shared: APIs & SDKs Unique: Data APIs, Financials, ETF Holdings, 13F, Insider Data, Transcripts, Analyst Forecasts, Analyst Price Targets, Analyst Recommendations, News, News Sentiment, Calendar, Dividends, Splits, GDP, Interest Rates, Unemployment Rates, Inflation Rates, Commitment of Traders (COT), Which ETF includes this Stock?, ESG Ratings, US Government Trades
Asset types Supported asset classes and universes	Other	Stocks, ETFs, Mutual Funds, Commodities, Currencies, Cryptos
Experience levels Who each product is built for	Beginner, Intermediate, Advanced	Beginner, Intermediate, Advanced
Platforms Where you can access the product	Web, Desktop, API	Web, API
Pricing High-level pricing models	Free, Subscription	Free, Subscription
Key features Core capabilities called out by each vendor	Unique Supports multi-format comparisons: text, images, PDFs, Excel files, and folders. Desktop apps allow fully offline diffs, ensuring comparisons never leave the user’s computer. Real-time text diffing, diff merging, dark mode, and export to PDF. Syntax highlighting for 20+ programming languages with character-by-character precision. Public HTTP API supports text, image, PDF, and Excel diffs with tiered monthly quotas and input size limits. API authentication uses an email query for the free tier, and API keys for paid plans.	Unique Tiered access: Starter (U.S.), Premium (adds UK/Canada and up to 30 years of history), Ultimate (global markets, transcripts, ETFs, mutual funds, 13F data, one-minute intraday, bulk/batch delivery). REST APIs secured with API keys; calls made by appending the key to endpoints. WebSocket streaming for real-time equities, forex, and crypto feeds. Historical and intraday chart data with resolutions from one minute to four hours, including dividend-adjusted series. Economic datasets covering GDP, CPI, unemployment, interest rates, and Treasury yields, alongside event and release calendars. Insider trading and U.S. Congress trading activity datasets, with detailed insider statistics.
Tested Verified by hands-on testing inside Find My Moat	Not yet	Yes
Editor pick Featured inside curated shortlists	Standard listing	Highlighted

Frequently Asked Questions

Which workflows do Diffchecker and Financial Modeling Prep (FMP) both support?

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

Do Diffchecker and Financial Modeling Prep (FMP) require subscriptions?

Both Diffchecker and Financial Modeling Prep (FMP) keep freemium access with optional paid upgrades, so you can trial each platform before committing.

How can you access Diffchecker and Financial Modeling Prep (FMP)?

Both Diffchecker and Financial Modeling Prep (FMP) 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?

Diffchecker differentiates itself with Supports multi-format comparisons: text, images, PDFs, Excel files, and folders., Desktop apps allow fully offline diffs, ensuring comparisons never leave the user’s computer., and Real-time text diffing, diff merging, dark mode, and export to PDF., whereas Financial Modeling Prep (FMP) stands out for Tiered access: Starter (U.S.), Premium (adds UK/Canada and up to 30 years of history), Ultimate (global markets, transcripts, ETFs, mutual funds, 13F data, one-minute intraday, bulk/batch delivery)., REST APIs secured with API keys; calls made by appending the key to endpoints., and WebSocket streaming for real-time equities, forex, and crypto feeds..

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