BEST INVESTING TOOLS COMPARISON

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Checked Sep 2 to Sep 24, 2026

Tool Comparison

FlowAlgo vs StockCharts

Paid from
$99/mo
Free plan
No
Platforms
Web

Best if

  • You want dark pool & off-exchange.

StockCharts

Most versatile pick
Review & pricing
Paid from
$19.95/mo
Free plan
Yes
Platforms
Web, Mobile

Best if

  • You'd rather start free and only pay if you outgrow it
  • You want the cheaper way in: plans start at $19.95/mo instead of $99/mo
  • You do a lot of your research from your phone

Pick FlowAlgo instead if

FlowAlgo logo

FlowAlgo

flowalgo.com

From $99/mo · Web

  • You want dark pool & off-exchange.
Most versatile pick

Start here

StockCharts logo

StockCharts

stockcharts.com

Free • From $19.95/mo · Web · Mobile

  • You'd rather start free and only pay if you outgrow it
  • You want the cheaper way in: plans start at $19.95/mo instead of $99/mo
  • You do a lot of your research from your phone

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

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Our take

The bottom line

FlowAlgo and StockCharts cover a lot of the same ground (2 shared categories, options and alerts), so for the basics you won't go far wrong with either. StockCharts simply does more: 9 categories to FlowAlgo's 3, including screeners, data visualizations, and watchlist, plus a mobile app. FlowAlgo counters by keeping things simpler.

What readers say

FlowAlgo

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StockCharts

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Key differences at a glance

Free plan
StockCharts
Cheaper paid plan
StockCharts$19.95/mo vs $99/mo
Free trial
StockCharts30 days
Broader coverage
StockCharts9 vs 3 categories
Mobile app
StockCharts
Global coverage
StockCharts
See the full side-by-side table
FlowAlgo logo

What FlowAlgo does best

  1. Monitor real-time options order flow, unusual activity, Intermarket Sweep Orders, and option block trades from a focused web dashboard.
  2. Review equity block and dark-pool data through the flow tape and Dark Pool Insights module.
  3. Latency differences: options flow streams near real time, while dark-pool prints and equity block data can be delayed by reporting and exchange rules.
  4. Alpha AI signals for idea generation during market hours; the vendor labels the feature beta and says it is not investment advice.
  5. Search across historical flow data back to mid-2017 to review prior days, tickers, date ranges, and recurring activity patterns.
StockCharts logo

What StockCharts does best

  1. Create SharpCharts, ACP charts, Point & Figure charts, Seasonality charts, Relative Rotation Graphs, PerfCharts, and saved layouts.
  2. Use ChartLists as watchlists or portfolios and import symbols from CSV.
  3. Run custom scans on daily, weekly, or monthly bars.
  4. Create price alerts and advanced alerts that can notify through email, SMS, and in-platform messages during market hours.
  5. Free U.S.

Side by side

Pricing & plans
Starting price
From $99/mo
Free • From $19.95/mo
Free tier
No
Yes
Free trial
—
30 days
Platforms & access
Web app
Yes
Yes
Mobile app
No
Yes
API access
No
No
Broker sync
No
No
Integrations
—
Tradier Brokerage and OptionsPlay
Coverage & data
Asset types
StocksETFsOptions
StocksETFsMutual FundsOptionsCommoditiesCryptos
Data freshness
StreamingReal-time
Real-time15-min DelayedEnd of Day
Data granularity
Tick
MinuteEOD
Export formats
Not specified
CSVImage

Pricing comparison

Tier
StockChartsCheaper start
Free plan
—
Free
Entry paid plan
$99/mo“Annual”
$19.95/mo“Basic”
Tier 2
$129/mo“Quarterly”
$29.95/mo“Extra”
Top plan
$149/mo“Monthly”
$49.95/mo“PRO”
Free trial
—
30 days

See for yourself

Side by side

Price, platforms, data, and market coverage.
Show
Side-by-side comparison of FlowAlgo and StockCharts
Attribute
FlowAlgo logo
FlowAlgo
StockCharts logo
StockCharts
Pricing & plans
Starting price
From $99/moFree • From $19.95/mo
Free tier
NoYes
Free trial
—30 days
Plan limits
4 limits: Two-week intro offer: term: Two weeks, Two-week intro offer: renewal: $149/month. Auto-renews unless canceled. +2 more14 limits: Basic: chart lists: 1, Basic: custom scans: 1 +12 more
Platforms & access
Web app
YesYes
Mobile app
NoYes
API access
NoNo
Broker sync
NoNo
Integrations
—Tradier Brokerage and OptionsPlay
Audience & fit
Experience level
Beginner, Intermediate, AdvancedBeginner, Intermediate, Advanced
Best for
——
Categories covered
39
Regions
North AmericaNorth America, Europe, APAC
Data & capabilities
Data quality
4 signals: Latency: Streaming and Real-time, Granularity: Tick +2 more5 signals: Latency: Real-time, 15-min Delayed, and End of Day, Granularity: Minute and EOD +3 more
Capabilities
—3 signals: Custom formulas, Universe builder +1 more
Try itVisit FlowAlgoVisit StockCharts

Standout features

The best features of FlowAlgo and StockCharts.
Show
FlowAlgo logo

What FlowAlgo does best

  1. Monitor real-time options order flow, unusual activity, Intermarket Sweep Orders, and option block trades from a focused web dashboard.
  2. Review equity block and dark-pool data through the flow tape and Dark Pool Insights module.
  3. Latency differences: options flow streams near real time, while dark-pool prints and equity block data can be delayed by reporting and exchange rules.
  4. Alpha AI signals for idea generation during market hours; the vendor labels the feature beta and says it is not investment advice.
  5. Search across historical flow data back to mid-2017 to review prior days, tickers, date ranges, and recurring activity patterns.
StockCharts logo

What StockCharts does best

  1. Create SharpCharts, ACP charts, Point & Figure charts, Seasonality charts, Relative Rotation Graphs, PerfCharts, and saved layouts.
  2. Use ChartLists as watchlists or portfolios and import symbols from CSV.
  3. Run custom scans on daily, weekly, or monthly bars.
  4. Create price alerts and advanced alerts that can notify through email, SMS, and in-platform messages during market hours.
  5. Free U.S.

All details

Every attribute we track for FlowAlgo and StockCharts.
Show
Attribute
FlowAlgo logo
FlowAlgo
StockCharts logo
StockCharts
Coverage & fit
Asset types
StocksETFsOptions
StocksETFsMutual FundsOptionsCommoditiesCryptos
Experience
BeginnerIntermediateAdvanced
BeginnerIntermediateAdvanced
Regions
North America
North AmericaEuropeAPAC
Coverage details
Countries: USIdentifiers: Ticker
4 countries7 exchangesIdentifiers: Ticker
Data
Data freshness
StreamingReal-time
Real-time15-min DelayedEnd of Day
Data granularity
Tick
MinuteEOD
Access & integrations
Import methods
Not specified
CSVManual
Integrations
Not specified
Tradier BrokerageOptionsPlay
Export formats
Not specified
CSVImage
Plans & trust
Capability signals
Not specified
Custom formulasUniverse builderGreeks
Vendor & support
FlowAlgo LLCSupport: Chat
StockCharts.com, Inc.Country: USFounded 1999Support: Email
Curation ratings
Methodology 3/5Reliability 4/5UX 4/5
Methodology 3/5Reliability 4/5UX 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 FlowAlgo and StockCharts
Tier
FlowAlgo logo
FlowAlgo
StockCharts logo
StockChartsCheaper start
Free plan—
Free
Entry paid plan
$99/mo“Annual”billed: $1,188 every 12 months
$19.95/mo“Basic”chart lists: 1 · custom scans: 1 · +2 more
Tier 2
$129/mo“Quarterly”billed: $387 every 3 months
$29.95/mo“Extra”chart lists: 250 · custom scans: 200 · +3 more
Top plan
$149/mo“Monthly”
$49.95/mo“PRO”chart lists: 500 · custom scans: 500 · +3 more
Free trial—30 days

Questions we keep getting

What's the difference between FlowAlgo and StockCharts?

FlowAlgo leans toward options, dark pool & off-exchange, and alerts, while StockCharts puts more weight on screeners, data visualizations, and alerts. They overlap in 2 categories, so for most people it comes down to workflow preference and price.

Is FlowAlgo or StockCharts free to use?

StockCharts has a free tier, so you can get started without paying anything. FlowAlgo is paid-only. If budget matters, start with StockCharts and see how far it takes you before opening your wallet.

Can I use FlowAlgo or StockCharts on my phone?

StockCharts lists a dedicated mobile app, so it travels better. FlowAlgo doesn't list a dedicated mobile app; its documented access is web.

Should I choose FlowAlgo or StockCharts?

It depends on what you're after. Pick FlowAlgo if dark pool & off-exchange matter to you; go with StockCharts if you'd rather have screeners and data visualizations. And if you only need the basics both share, let price decide.

What asset classes do FlowAlgo and StockCharts cover?

Both cover stocks, ETFs, and options. StockCharts adds mutual funds, commodities, and cryptos on top.

Do FlowAlgo and StockCharts offer real-time data?

Yes, both serve real-time market data, so either works when timing matters.

Which covers international markets: FlowAlgo or StockCharts?

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

Can I export data from FlowAlgo and StockCharts?

StockCharts exports to CSV. FlowAlgo is stingier about getting data out.

Which has a better stock screener: FlowAlgo or StockCharts?

StockCharts has a stock screener for surfacing ideas; FlowAlgo doesn't, and focuses its energy elsewhere.

Can I track my portfolio with FlowAlgo or StockCharts?

StockCharts handles portfolio tracking. FlowAlgo 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.