VOL. XCIV, NO. 247

★ FINANCIAL TOOLS & SERVICES DIRECTORY ★

PRICE: 5 CENTS

Thursday, December 4, 2025

Tool Comparison

CME FedWatch Tool vs Diffchecker comparison

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

Quick takeaways

CME FedWatch Tool adds Central Bank Watcher, Interest Rates, Data APIs, Data Visualizations, and Calendar coverage that Diffchecker skips.

Diffchecker includes Diff View categories that CME FedWatch Tool omits.

In depth comparison

CME FedWatch Tool logo

CME FedWatch Tool

cmegroup.com

Official CME probabilities for upcoming FOMC decisions, derived from 30‑Day Fed Funds (ZQ) futures. Web tool provides meeting‑by‑meeting probability matrices, comparisons over time, a historical download, and a Dot Plot view. A paid REST API is available for programmatic access. CME documents the probability‑tree methodology clearly; API snapshots update on business days at ~01:45 UTC. Media usage asks attribution to “CME FedWatch.”

Platforms

WebAPI

Pricing

FreeSubscription

Quick highlights

  • Meeting‑by‑meeting probabilities of FOMC target‑rate outcomes implied by Fed Funds futures.
  • Compare view (current vs 1‑day/1‑week/1‑month ago) and Historical panel.
  • Fed ‘Dot Plot’ chart plus table view.
  • One‑click PDF generation of the current page and Excel downloads for historical probabilities.
  • Transparent methodology: unconditional probabilities via a binary probability tree built from implied EFFR, assuming 25 bp step sizes.

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Diffchecker logo

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.

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Where they differ

CME FedWatch Tool

Distinct strengths include:

  • Meeting‑by‑meeting probabilities of FOMC target‑rate outcomes implied by Fed Funds futures.
  • Compare view (current vs 1‑day/1‑week/1‑month ago) and Historical panel.
  • Fed ‘Dot Plot’ chart plus table view.
  • One‑click PDF generation of the current page and Excel downloads for historical probabilities.

Diffchecker

Distinct strengths include:

  • 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.

Feature-by-feature breakdown

AttributeCME FedWatch ToolDiffchecker
Categories

Which research workflows each platform targets

Shared: APIs & SDKs

Unique: Central Bank Watcher, Interest Rates, Data APIs, Data Visualizations, Calendar

Shared: APIs & SDKs

Unique: Diff View

Asset types

Supported asset classes and universes

Futures

Other

Experience levels

Who each product is built for

Beginner, Intermediate, Advanced

Beginner, Intermediate, Advanced

Platforms

Where you can access the product

Web, API

Web, Desktop, API

Pricing

High-level pricing models

Free, Subscription

Free, Subscription

Key features

Core capabilities called out by each vendor

Unique

  • Meeting‑by‑meeting probabilities of FOMC target‑rate outcomes implied by Fed Funds futures.
  • Compare view (current vs 1‑day/1‑week/1‑month ago) and Historical panel.
  • Fed ‘Dot Plot’ chart plus table view.
  • One‑click PDF generation of the current page and Excel downloads for historical probabilities.
  • Transparent methodology: unconditional probabilities via a binary probability tree built from implied EFFR, assuming 25 bp step sizes.
  • FedWatch REST API (OAuth2) with endpoints for /forecasts and /meetings (future/history); extended history available.

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.
Tested

Verified by hands-on testing inside Find My Moat

Not yet

Not yet

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Featured inside curated shortlists

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Frequently Asked Questions

Which workflows do CME FedWatch Tool and Diffchecker 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 CME FedWatch Tool and Diffchecker require subscriptions?

Both CME FedWatch Tool and Diffchecker keep freemium access with optional paid upgrades, so you can trial each platform before committing.

How can you access CME FedWatch Tool and Diffchecker?

Both CME FedWatch Tool and Diffchecker 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?

CME FedWatch Tool differentiates itself with Meeting‑by‑meeting probabilities of FOMC target‑rate outcomes implied by Fed Funds futures., Compare view (current vs 1‑day/1‑week/1‑month ago) and Historical panel., and Fed ‘Dot Plot’ chart plus table view., whereas Diffchecker stands out for 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..

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Curation & Accuracy

This directory blends AI‑assisted discovery with human curation. Entries are reviewed, edited, and organized with the goal of expanding coverage and sharpening quality over time. Your feedback helps steer improvements (because no single human can capture everything all at once).

Details change. Pricing, features, and availability may be incomplete or out of date. Treat listings as a starting point and verify on the provider’s site before making decisions. If you spot an error or a gap, send a quick note and I’ll adjust.