VOL. XCIV, NO. 247

★ BEST INVESTING TOOLS COMPARISON ★

NO ADVICE

Thursday, February 19, 2026

Tool Comparison

InsideArbitrage vs WhaleWisdom comparison

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

InsideArbitrage logo

InsideArbitrage

insidearbitrage.com

PricingFree, Subscription
PlatformsWeb
WhaleWisdom logo

WhaleWisdom

whalewisdom.com

PricingFree, Subscription
PlatformsWeb, API
Top 50 Investing ToolsThe global ranking of the best investing tools, ranked by community votes.

At a glance

Platforms
InsideArbitrageWeb
WhaleWisdomWeb, API
Categories
InsideArbitrage23
WhaleWisdom4
Pricing details

Tool

InsideArbitrage

$100/mo

Starting price

Free tierNo
Free trial

Plans & pricing

Premium – Monthly$150/mo
Premium – Annual$100/mo
IA Professional (4 seats)$375/mo

Tool

WhaleWisdom

Starting price

Free tierYes
Free trial

Plans & pricing

FreeFree
PremiumSubscription
APISubscription
Category leaders
ScreenersInsideArbitrage
Stock IdeasWhaleWisdom
PortfolioInsideArbitrage
WatchlistInsideArbitrage
NewsInsideArbitrage
AlertsInsideArbitrage
DividendsInsideArbitrage
Data VisualizationsInsideArbitrage
Insider DataInsideArbitrage
Browse the #1 tool in 90+ categories

Vote sentiment comparison

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Platform details

AttributeInsideArbitrageWhaleWisdom
Asset types
StocksETFs
StocksETFs
Experience
BeginnerIntermediateAdvanced
BeginnerIntermediateAdvanced
Regions
North America
North America
Data freshness
Real-timeEnd of Day
Not specified
API access
Not specified
REST
Export formats
Not specified
CSV

Coverage overlap

Shared categories2

Categories where both tools offer overlapping coverage.

Frequently Asked Questions

What's the difference between InsideArbitrage and WhaleWisdom?

InsideArbitrage focuses on News, Alerts, and Calendar while WhaleWisdom specializes in Institutional Data, 13F, and Investor Holdings. They overlap in 2 categories, so choose based on your preferred workflow and pricing.

How much do InsideArbitrage and WhaleWisdom cost?

Good news—both InsideArbitrage and WhaleWisdom offer free plans. You can try each platform without commitment and only pay when you need premium features.

Does InsideArbitrage or WhaleWisdom have an API?

WhaleWisdom provides API access for programmatic data retrieval and custom integrations. InsideArbitrage doesn't currently offer an API, so you'll need to use their web interface.

Should I choose InsideArbitrage or WhaleWisdom?

Choose InsideArbitrage if you need Merger Arbitrage Tool with announced‑deal lists, spread tracking, calendars and deal updates; ‘Deals in the Works’ and deal post‑mortems., and Insider data hub with ‘Insider Weekends’, cluster buys, buys near highs, flip‑floppers, top‑performing insiders and sector heat‑map.. Go with WhaleWisdom if Rank hedge fund managers by performance, risk-adjusted returns, and recent filings., and Pull 13F, 13D/G, insider trades, and sector exposures into custom portfolios and alerts. better fits how you invest.

Does InsideArbitrage or WhaleWisdom have real-time data?

InsideArbitrage offers real-time data feeds, which is essential for active traders. WhaleWisdom uses delayed or end-of-day data, which works fine for longer-term investors who don't need up-to-the-second quotes.

Can I export data from InsideArbitrage and WhaleWisdom?

WhaleWisdom supports data exports to CSV. InsideArbitrage has more limited export options.

Which has a better stock screener—InsideArbitrage or WhaleWisdom?

InsideArbitrage includes a stock screener for finding investment ideas. WhaleWisdom focuses on other analytical tools.

Can I track my portfolio with InsideArbitrage or WhaleWisdom?

InsideArbitrage offers portfolio tracking features. WhaleWisdom is more focused on research and analysis.

Keep Exploring

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.