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Marketdata Review

Worth it

Should I use Marketdata?

Real-time and historical market data API for stocks, options, ETFs, and more - marketdata.app

· 3 days ago

Buy if you build trading scripts, sheets, or small fintech apps and need affordable real-time and historical data. Skip if you need institutional feeds, vendor audits, or tick-level depth.

Confidence

Medium. Based on 15 public sources. Review snippets are truncated, so no numeric rating or paid tier prices appear in the evidence.

Ratings

  • Value for money
  • Ease of use
  • Feature depth
  • Support qualityNo evidence in reviewed sources
  • Security posture

Pricing

$0

Free Forever

ModelNot disclosed
Monthly feesNot disclosed
HardwareNot disclosed
Free tierYes
Paid plansSee pricing page

Best for

  • Retail options traders
  • Algo trading developers
  • Google Sheets finance users
  • Fintech side projects

Not for

  • Institutions needing exchange-direct or tick-level feeds
  • Teams requiring SOC 2 audits and uptime SLAs
  • Guess: HFT desks needing depth-of-book and low latency
  • Passive investors who just want a broker app

Gotchas - check before you buy

medium

Exchange data policies restrict redistribution; check licensing before embedding feeds in commercial apps

low

Pricing page leads with annual billing; verify monthly rates before committing

low

Troubleshooting docs cover IP blocks and authentication errors; expect rate-limit friction at scale

Pros and cons

Pros

  • Free Forever plan needs no credit card
  • Official OPRA vendor for real-time options data
  • Official SDKs exist for Python, JavaScript, and Go
  • Google Sheets add-on pulls quotes without code
  • Users on Trustpilot and Reddit call it good

Cons

  • Vendor is small and family managed, per employee reviews
  • Reviewed sources show no uptime SLA or audit reports

Sources & method

- 15 sources - No known vulnerabilities found in the sources reviewed.

official x5review x5security x2news x3

Key stats

  • Value for money: 4/5

    Rating

  • $0

    Starting price

  • 15

    Sources

  • Analyzed

  • Value for money: 4/5. Free Forever plan; traders on Reddit endorse it
  • Ease of use: 4/5. Google Play review calls it easy to use
  • Feature depth: 4/5. Real-time and historical data, options, SDKs, Sheets add-on
  • Support quality. No evidence in reviewed sources
  • Security posture: 3/5. Security page and Cloudflare move; no audits shown
  • Yes Free tier Free Forever plan, no credit card required
  • Yes OPRA vendor Licensed for real-time options data since 2025
  • 3 languages SDKs Python, JavaScript, and Go
  • Cloudflare Infrastructure Key services migrated in 2025

Pricing

Free Forever

$0

  • No credit card required
  • Basic API access

Paid plans

See pricing page

  • Annual billing option shown first
  • Compare tiers on the Data Plans page

Security

No known vulnerabilities found in the sources reviewed.

What users say

Traders on Reddit and Trustpilot describe Marketdata as good, easy to use, and their pick for options and stock data.

“Marketdata is very good”
Trustpilot reviewer
“It's easy to use.”
Google Play review
“This is the one I us[e]”
Reddit, r/options

Alternatives

Compare Marketdata with each alternative.

  • Interactive Brokers Web API

    Data plus trading in one brokerage account

  • Barchart Market Data

    Proven feeds that power platforms like Tradervue

  • Xignite

    Institutional cloud market data for enterprise apps

Companies that could

  • Tradervue13 Uses Barchart Market Data instead
Full analysis

Based on 15 public sources. Review snippets are truncated, so no numeric rating or paid tier prices appear in the evidence.

Budget-friendly market data API with a free tier and OPRA-licensed options. Not for institutional needs.

Methodology

Based on 15 public sources. Review snippets are truncated, so no numeric rating or paid tier prices appear in the evidence.

Read how a report is made.

Sources

  1. Market Data Reviews | Trustpilottrustpilot.com
    review
  2. Market Data API : r/optionsreddit.com
    review
  3. Market Data - Apps on Google Playplay.google.com
    review
  4. Marketdata Glassdoor Reviewsglassdoor.com
    review
  5. Xignite Reviews 2026 | G2g2.com
    review
  6. Pricing - Market Datamarketdata.app
    official
  7. Free Forever Plan - Market Datamarketdata.app
    official
  8. Market Data APImarketdata.app
    official
  9. Market Data - Google Workspace Marketplaceworkspace.google.com
    official
  10. Official Python SDK for the Market Data APIgithub.com
    official
  11. Market Data Is Now An Official OPRA Vendormarketdata.app
    news
  12. Market Data Moves Key Services to Cloudflaremarketdata.app
    news
  13. Case Study - Tradervue, Barchart Market Datamedium.com
    news
  14. Product security pagemarketdata.app
    security
  15. Cboe Global Markets North American Data Policiescdn.cboe.com
    security

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