Koyfin vs InsiderFinance
By Jay Rocco, Chief Editor, FullStack Alpha. Updated . Prices checked on each vendor's own site.
Quick answer
Pick Koyfin for fundamentals plus earnings calls. Pick InsiderFinance for AI trade signals plus options analytics.
Key differences
- Cheaper paid plan: Koyfin ($39/mo vs $55/mo)
- Broader feature set: Koyfin (8 vs 6 core capabilities)
- Options analytics: InsiderFinance (Only InsiderFinance has it)
Pick Koyfin if
- You dig into financials and valuation
- You read earnings calls
- Bloomberg-style dashboards on a budget
- Global fundamentals research
Pick InsiderFinance if
- You want AI-generated trade signals
- You trade options
- Tracking options order flow
- Dark pool prints
Side by side
| Feature | Koyfin | InsiderFinance |
|---|---|---|
| Starting price | Free, paid from $39/mo | Free, paid from $55/mo |
| Free plan | Yes | Yes |
| Stock screener | Yes | Yes |
| Charting | Yes | Yes |
| AI trade signals | No | Yes |
| News and sentiment | Yes | Yes |
| Fundamentals | Yes | No |
| Earnings calls | Yes | No |
| Options analytics | No | Yes |
| Portfolio tracking | Yes | No |
| Community | No | Yes |
| Crypto | Yes | Yes |
| Global markets | Yes | No |
Plans
Koyfin
- Free: Free
- Plus: $39/mo
- Premium: $79/mo
- Advisor Core: $209/mo
- Advisor Pro: $299/mo
InsiderFinance
- Free options flow: Free, 15 trades delayed 30 min
- Monthly: $75/mo
- Quarterly: $195 billed quarterly
- Yearly: $660 billed yearly
Questions people ask
What is the main difference between Koyfin and InsiderFinance?
Pick Koyfin for fundamentals plus earnings calls. Pick InsiderFinance for AI trade signals plus options analytics.
Which is cheaper, Koyfin or InsiderFinance?
Koyfin has the cheaper paid plan: $39/mo for Koyfin vs $55/mo for InsiderFinance (monthly equivalent, checked Oct 2026).
Do Koyfin or InsiderFinance have a free plan?
Both have a free plan.
Which is better for beginners?
Both target intermediate users. Start with whichever has the free plan or trial so you can test before you pay.
Which has better AI features?
InsiderFinance goes deeper on AI with 2 AI features (AI trade signals, news and sentiment).
Can I connect Koyfin or InsiderFinance to ChatGPT or Claude?
Neither offers an MCP server or a public API right now.
Is Koyfin or InsiderFinance better for active trading?
InsiderFinance has more of the active-trading toolkit: alerts, scanning, signals and charts.
Should I use both Koyfin and InsiderFinance?
It can make sense. They overlap on only 4 core features, so one can fill gaps the other leaves.