BEST INVESTING TOOLS COMPARISON

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Checked September 24, 2026

Tool Comparison

Uncle Stock vs USAspending

Paid from
$10.83/mo
Free plan
Yes
Platforms
Web, API

Best if

  • You want screeners, backtesting, and financials.
  • You're a long-term investor who cares more about fundamentals than headlines
Paid from
—
Free plan
Yes
Platforms
Web, API

Best if

  • You want videos, other, and official sources.

Pick Uncle Stock if

Uncle Stock logo

Uncle Stock

unclestock.comTested

Free • From $130/yr · Web · API

  • You want screeners, backtesting, and financials.
  • You're a long-term investor who cares more about fundamentals than headlines

Pick USAspending if

USAspending logo

USAspending

usaspending.gov

Free · Web · API

  • You want videos, other, and official sources.

Skip both if: Neither one clicks with how you research; there are strong third options.

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Not set on either one? See the top 50 tools, ranked by user votes, or the deals page for big discounts on popular tools.

Our take

The bottom line

Uncle Stock and USAspending cover a lot of the same ground (2 shared categories, data visualizations and APIs & data feeds), so for the basics you won't go far wrong with either. Uncle Stock simply does more: 11 categories to USAspending's 5, including screeners, backtesting, and financials. USAspending counters by being completely free.

What readers say

Uncle Stock

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USAspending

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Key differences at a glance

Global coverage
Uncle Stock
Free trial
Uncle Stock14 days
Broader coverage
Uncle Stock11 vs 5 categories
Free plan
Both
See the full side-by-side table
Uncle Stock logo

What Uncle Stock does best

  1. The screener covers more than 100,000 stocks and about 4,000 searchable financial and valuation metrics.
  2. More than 15 valuation models include DCF, Graham, earnings power value, and residual income methods.
  3. Screens support metric conditions, Must, Should, and Exclude clauses, geography, industry, and multiple sort fields.
  4. Silver backtests screens with yearly rebalancing.
  5. Backtest settings include sector caps, sell rules, stop losses, rebalancing choices, and position-sizing methods.
USAspending logo

What USAspending does best

  1. Search federal awards, recipients, agencies, accounts, contracts, grants, loans, direct payments, insurance, and other assistance records.
  2. Advanced Search filters such as award type, date, place of performance, NAICS, PSC, Assistance Listing, agency, recipient, and disaster-emergency funding codes.
  3. Explore spending through Spending Explorer, agency profiles, and federal-account profiles before opening awards and recipients.
  4. The public REST API V2 with JSON responses for award and account workflows; current endpoint docs say authorization is not required.
  5. Download award archives, filtered awards, account data, search results, award profiles, and database files.

Side by side

Pricing & plans
Starting price
Free • From $130/yr
Free
Free tier
Yes
Yes
Free trial
14 days
—
Platforms & access
Web app
Yes
Yes
Mobile app
No
No
API access
Yes
Yes
Broker sync
No
—
Coverage & data
Asset types
StocksCryptos
Other
Target audience
Retail TradersPro RetailLong-term InvestorsValue Investors
Not specified
Data freshness
Not specified
End of Day
Data granularity
EOD
EOD
Export formats
CSV
CSVJSON

Pricing comparison

Tier
USAspendingCheaper start
Free plan
Free
Free
Entry paid plan
$130/yr≈ $10.83/mo“Bronze (Yearly)”
—
Tier 2
$210/yr≈ $17.50/mo“Silver (Yearly)”
—
Tier 3
$20/mo“Bronze (Monthly)”
—
Tier 4
$350/yr≈ $29.17/mo“Gold (Yearly)”
—
Tier 5
$35/mo“Silver (Monthly)”
—
Top plan
$60/mo“Gold (Monthly)”
—
Free trial
14 days
—

See for yourself

Side by side

Price, platforms, data, and market coverage.
Show
Side-by-side comparison of Uncle Stock and USAspending
Attribute
Uncle Stock logo
Uncle Stock
USAspending logo
USAspending
Pricing & plans
Starting price
Free • From $130/yrFree
Free tier
YesYes
Free trial
14 days—
Plan limits
12 limits: Bronze (Monthly): history years: 25, Bronze (Monthly): us history years: 35 +10 more—
Platforms & access
Web app
YesYes
Mobile app
NoNo
API access
YesYes
Broker sync
No—
Audience & fit
Experience level
Beginner, Intermediate, AdvancedBeginner, Intermediate, Advanced
Best for
Retail Traders, Pro Retail +2 more—
Categories covered
115
Regions
North America, Europe, APAC, LatAm, Middle East, AfricaNorth America
Data & capabilities
Data quality
Granularity: EODLatency: End of Day and Granularity: EOD
Data partners
3 partners: Sharadar, EOD Historical Data +1 more—
Capabilities
Universe builder—
Try itVisit Uncle StockVisit USAspending

Standout features

The best features of Uncle Stock and USAspending.
Show
Uncle Stock logo

What Uncle Stock does best

  1. The screener covers more than 100,000 stocks and about 4,000 searchable financial and valuation metrics.
  2. More than 15 valuation models include DCF, Graham, earnings power value, and residual income methods.
  3. Screens support metric conditions, Must, Should, and Exclude clauses, geography, industry, and multiple sort fields.
  4. Silver backtests screens with yearly rebalancing.
  5. Backtest settings include sector caps, sell rules, stop losses, rebalancing choices, and position-sizing methods.
USAspending logo

What USAspending does best

  1. Search federal awards, recipients, agencies, accounts, contracts, grants, loans, direct payments, insurance, and other assistance records.
  2. Advanced Search filters such as award type, date, place of performance, NAICS, PSC, Assistance Listing, agency, recipient, and disaster-emergency funding codes.
  3. Explore spending through Spending Explorer, agency profiles, and federal-account profiles before opening awards and recipients.
  4. The public REST API V2 with JSON responses for award and account workflows; current endpoint docs say authorization is not required.
  5. Download award archives, filtered awards, account data, search results, award profiles, and database files.

All details

Every attribute we track for Uncle Stock and USAspending.
Show
Attribute
Uncle Stock logo
Uncle Stock
USAspending logo
USAspending
Coverage & fit
Asset types
StocksCryptos
Other
Experience
BeginnerIntermediateAdvanced
BeginnerIntermediateAdvanced
Target audience
Retail TradersPro RetailLong-term InvestorsValue Investors
Not specified
Regions
North AmericaEuropeAPACLatAmMiddle EastAfrica
North America
Coverage details
Identifiers: Ticker
Countries: US
Data
Data freshness
Not specified
End of Day
Data granularity
EOD
EOD
Data partners
SharadarEOD Historical DataFinancial Modeling Prep
Not specified
Access & integrations
API protocols
REST
REST
API auth & delivery
Auth: APIKeyDocs
Auth: None
Import methods
Manual
Not specified
Export formats
CSV
CSVJSON
Plans & trust
Capability signals
Universe builder
Not specified
Vendor & support
Castlefish BVCountry: BelgiumSupport: Chat, Email, Phone, and Forum
U.S. Department of the Treasury - Bureau of the Fiscal ServiceCountry: USSupport: Email
Curation ratings
Not specified
Methodology 5/5Reliability 5/5UX 4/5

Green tags are exclusive to that tool in this comparison.

Pricing

Plans, billing, free trials, and monthly prices.
Show
Plan-by-plan pricing comparison of Uncle Stock and USAspending
Tier
Uncle Stock logo
Uncle Stock
USAspending logo
USAspendingCheaper start
Free plan
Free
Free
Entry paid plan
$130/yr≈ $10.83/mo“Bronze (Yearly)”history years: 25 · us history years: 35
—
Tier 2
$210/yr≈ $17.50/mo“Silver (Yearly)”backtest rebalance: Yearly
—
Tier 3
$20/mo“Bronze (Monthly)”history years: 25 · us history years: 35
—
Tier 4
$350/yr≈ $29.17/mo“Gold (Yearly)”api calls per month: 300 · mcp stock searches daily: Higher than Free; official pages conflict on 75 versus unlimited · +1 more
—
Tier 5
$35/mo“Silver (Monthly)”backtest rebalance: Yearly
—
Top plan
$60/mo“Gold (Monthly)”api calls per month: 300 · mcp stock searches daily: Higher than Free; official pages conflict on 75 versus unlimited · +1 more
—
Free trial14 days—

Questions we keep getting

What's the difference between Uncle Stock and USAspending?

Uncle Stock leans toward screeners, backtesting, and data visualizations, while USAspending puts more weight on APIs & data feeds, data visualizations, and videos. They overlap in 2 categories, so for most people it comes down to workflow preference and price.

How much do Uncle Stock and USAspending cost?

Good news: both Uncle Stock and USAspending have free plans, so you can run them side by side and only pay if you hit a wall.

Do Uncle Stock and USAspending have APIs?

Yes, both offer API access, so developers and quants can pull data programmatically or wire up their own integrations.

Should I choose Uncle Stock or USAspending?

It depends on what you're after. Pick Uncle Stock if screeners and backtesting matter to you; go with USAspending if you'd rather have videos and other. And if you only need the basics both share, let price decide.

What asset classes do Uncle Stock and USAspending cover?

Uncle Stock covers stocks and cryptos. USAspending covers other.

Which covers international markets: Uncle Stock or USAspending?

Uncle Stock has documented international coverage (North America, Europe, APAC, LatAm, and more), so it's the safer bet if you hold non-US stocks. USAspending is more region-specific, mainly North America.

Can I export data from Uncle Stock and USAspending?

Yes, both export to spreadsheets (CSV), which is handy if you like running your own numbers.

Which has a better stock screener: Uncle Stock or USAspending?

Uncle Stock has a stock screener for surfacing ideas; USAspending doesn't, and focuses its energy elsewhere.

Can I track my portfolio with Uncle Stock or USAspending?

Uncle Stock handles portfolio tracking. USAspending is really a research tool; you'd track your portfolio elsewhere.

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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.