★ BEST INVESTING TOOLS COMPARISON ★

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Wednesday, June 10, 2026

Tool Comparison · Wednesday, June 10, 2026

Koyfin vs Short Interest - FMM

Koyfin vs Short Interest - FMM: which investing tool fits your workflow? Compare pricing, features, platforms, and verdict in seconds.

Quick verdict
Koyfin logo

Koyfin

Pick

koyfin.com

Best for etf screeners, and data visualizations

Pricing
Free • From $39/mo
Platforms
Web, Mobile
VS
Short Interest - FMM logo

Short Interest - FMM

Pick

findmymoat.com

Best for short interest, and screeners

Pricing
Free
Platforms
Web

Outbound links may include affiliate or sponsor codes.

Comparison snapshot

Attribute
Koyfin
Short Interest - FMM
Starting price
Free • From $39/mo
Free
Categories covered
28
2
Web app
Yes
Yes
Mobile app
Yes
No
API access
No
No
Regions
North America, Europe, APAC, LatAm, Middle East, Africa
North America

Who should choose which?

Choose

Koyfin if…

  • You need a mobile app for on-the-go research
  • You need real-time data, not delayed quotes
  • You need web platform plus ios & android mobile apps; watchlists/portfolios sync with the web app.
  • You need multi-asset coverage spanning global equities and multiple macro/market datasets (e.g., etfs, bond yields/curves, fx, commodities, crypto), with news and transcripts.

Choose

Short Interest - FMM if…

  • You need daily updated list of u.s. stocks with short interest above 20%.
  • You need sortable table with short interest %, ticker, company, exchange, float, shares outstanding, and industry.
  • You need search filter for ticker or company name.
  • You need as-of date and source link displayed above the table.

Consider alternatives if…

  • You want broader category coverage in one tool.
  • Neither pricing tier fits your budget.
See alternatives

Side-by-side feature breakdown

AttributeKoyfinShort Interest - FMM
Asset types
StocksETFsMutual FundsClosed-End FundsBondsCurrenciesCommoditiesFuturesCryptos
Stocks
Experience
BeginnerIntermediateAdvanced
BeginnerIntermediateAdvanced
Regions
North AmericaEuropeAPACLatAmMiddle EastAfrica
North America
Data freshness
Real-time
Not specified
API access
Not specifiedNot specified
Export formats
ImagePDF
Not specified

Seen enough? Open either tool and try it now.

Pricing breakdown

Pricing details

Tool

Koyfin

$39/mo

Starting price

Free tierYes
Free trial

Plans & pricing

FreeFree
Plus$39/mo
Premium$79/mo
Advisor Core$209/mo
Advisor Pro$299/mo
TeamsContact sales

Tool

Short Interest - FMM

Starting price

Free tierYes
Free trial

Plans & pricing

FreeFree

Coverage overlap

Community category leaders

Vote sentiment comparison

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Still deciding? Get hands-on with both — most plans offer a free tier or trial.

Frequently Asked Questions

What's the difference between Koyfin and Short Interest - FMM?

Koyfin focuses on Screeners, ETF Screeners, and Data Visualizations while Short Interest - FMM specializes in Short Interest, and Screeners. They overlap in 2 categories, so choose based on your preferred workflow and pricing.

How much do Koyfin and Short Interest - FMM cost?

Good news—both Koyfin and Short Interest - FMM offer free plans. You can try each platform without commitment and only pay when you need premium features.

Can I use Koyfin or Short Interest - FMM on my phone?

Koyfin has a mobile app so you can check your research on the go. Short Interest - FMM is web-only, so you'll need a browser to access it from mobile devices.

Should I choose Koyfin or Short Interest - FMM?

Choose Koyfin if you need Web platform plus iOS & Android mobile apps; watchlists/portfolios sync with the web app., and Multi-asset coverage spanning global equities and multiple macro/market datasets (e.g., ETFs, bond yields/curves, FX, commodities, crypto), with news and transcripts.. Go with Short Interest - FMM if Daily updated list of U.S. stocks with short interest above 20%., and Sortable table with short interest %, ticker, company, exchange, float, shares outstanding, and industry. better fits how you invest.

What asset classes do Koyfin and Short Interest - FMM cover?

Both cover Stocks. Koyfin also includes ETFs, Mutual Funds, Closed-End Funds, Bonds, Currencies, Commodities, Futures, and Cryptos.

Does Koyfin or Short Interest - FMM have real-time data?

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

Can Koyfin or Short Interest - FMM connect to my broker?

Koyfin connects with brokers for portfolio syncing. Short Interest - FMM requires manual portfolio entry or data import.

Which has a better stock screener—Koyfin or Short Interest - FMM?

Both Koyfin and Short Interest - FMM include stock screeners. Try each to see which filtering options and interface you prefer.

Can I track my portfolio with Koyfin or Short Interest - FMM?

Koyfin offers portfolio tracking features. Short Interest - FMM is more focused on research and analysis.

Top 50 Investing ToolsGlobal ranking of the best investing tools, ranked by community votes.

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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.