Interactive Brokers
by Interactive Brokers
Professional trading platform with lowest-cost access to global markets
Score
Score
Our verdict
Interactive Brokers provides the lowest-cost access to 150+ global markets with professional-grade tools, API trading, and fractional shares.
Overview
Screenshot
Score breakdown
Overall score
Scores are editorial assessments by the Compare Best AI team on a 0–10 scale.
Expert review
CompareBestAI Team
Compare Best AI · Editorial Team
Interactive Brokers (IBKR) is the gold standard for serious traders and investors. Access 150+ markets in 33 countries with the lowest margin rates, tightest spreads, and most comprehensive market access.
How we tested
Days tested
60 days
Tasks evaluated
- ·Platform evaluation
- ·Cost comparison
- ·API testing
- ·Global market access
Method
Compared against TD Ameritrade and Fidelity
Reviewer
CompareBestAI Team
Plans & pricing
IBKR Lite
Casual investors
- $0 US stock/ETF
- Fractional shares
- Basic research
IBKR Pro
Active traders
- 150+ markets
- Lowest margin
- Advanced tools
- API
- Professional platform
Pricing may vary by region. Always verify on the vendor's website.
Feature comparison
| Feature | Interactive Brokers | TD Ameritrade | Fidelity |
|---|---|---|---|
| 150+ markets, 33 countries |
Is it right for you?
Good fit for
Professional traders
Most comprehensive market access with lowest costs
Algo traders
Best API for algorithmic trading
Less suited for
Beginners
Complex platform with steep learning curve
Casual investors
Robinhood or Fidelity are simpler
User reviews
Editorial score
Distribution is estimated from our editorial score. Verified user reviews coming soon.
Use cases
Typical ways teams rely on this tool — from everyday tasks to specialized workflows.
- Professional trading
- Global investing
- Algorithmic trading
- Options trading
Integrations
Reported connectors
Apps and services commonly connected out of the box or via official connectors.
- TWS API
- FIX Protocol
- Python
- Java
- C++
- Excel
Details
Category
Price
- $0 commission
Free version
Best for
- Low-cost global brokerage access
- Multi-asset active trading
- Professional-grade research and routing
Frequently asked questions
Interactive Brokers
Finance & Trading
Ready to get started?
Visit the Interactive Brokers website to explore plans and pricing.
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