Finnhub vs IEX Cloud (Discontinued)
Head-to-head comparison of two trading data providers. Updated 2026-05-23.
Overall winner: Finnhub — wins 3 of 6 comparison axes.
Side-by-Side Comparison
| Feature | Finnhub | IEX Cloud (Discontinued) |
|---|---|---|
| API Quality | 4/5 ✓ | 3/5 |
| Doc Quality | 4/5 ✓ | 3/5 |
| Free Tier | Yes ✓ | No |
| Affiliate Program | No | No |
| Data Latency | second | second |
| SDK Languages | 5 languages | 5 languages |
| Asset Coverage | US Equities, Global Equities, Forex, Crypto, ETFs | US Equities, US Options, Crypto, Forex, Commodities |
| Historical Depth | 30+ years (daily); 1 year intraday on free | Service discontinued |
| Starting Price | $0/mo | N/A |
| Rate Limits | Free: 60/min; paid: 300/min | Service discontinued |
Finnhub: Best For
- Indie developers
- Screener apps
- Sentiment / news analytics
- Global equities
Not Ideal For
- Tick data / HFT
- Deep intraday history free tier
- Futures
IEX Cloud (Discontinued): Best For
- Historical reference only
Not Ideal For
- Any new project — service is shut down
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