Signal Congress vs ProBors
By Jay Rocco, Chief Editor, FullStack Alpha. Updated . Prices checked on each vendor's own site.
Quick answer
Pick Signal Congress for backtesting plus alerts. Pick ProBors for charting plus news and sentiment.
Key differences
- Cheaper paid plan: ProBors ($99/mo vs $15/mo)
- Free plan: Signal Congress (Signal Congress has one, ProBors does not)
- Backtesting: Signal Congress (Only Signal Congress has it)
Pick Signal Congress if
- You test strategies before risking money
- You rely on price and signal alerts
- Tracking Congress stock trades
- Spotting unusual trade clusters
Pick ProBors if
- Charts are the center of your workflow
- You trade on news and sentiment
- Tracking Congress trades
- Following insider Form 4 filings
Side by side
| Feature | Signal Congress | ProBors |
|---|---|---|
| Starting price | Free, paid from $99/mo | From $15/mo |
| Free plan | Yes | No |
| Charting | No | Yes |
| Backtesting | Yes | No |
| Alerts | Yes | No |
| AI chat assistant | Yes | Yes |
| News and sentiment | No | Yes |
| Insider and Congress trades | Yes | Yes |
| API access | Yes | Yes |
| MCP / AI connector | Yes | Yes |
Plans
Signal Congress
- Free: $0
- Researcher: $99/mo
- Analyst: $299/mo
- Professional: $599/mo
- Enterprise: $999/mo
ProBors
- Monthly: $75/mo regular, $30/mo launch price
- Yearly: $180/yr
Questions people ask
What is the main difference between Signal Congress and ProBors?
Pick Signal Congress for backtesting plus alerts. Pick ProBors for charting plus news and sentiment.
Which is cheaper, Signal Congress or ProBors?
ProBors has the cheaper paid plan: $99/mo for Signal Congress vs $15/mo for ProBors (monthly equivalent, checked Oct 2026).
Do Signal Congress or ProBors have a free plan?
Only Signal Congress has 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?
They are level on AI depth (3 AI features each). Signal Congress: AI chat assistant, MCP / AI connector, backtesting. ProBors: AI chat assistant, news and sentiment, MCP / AI connector.
Can I connect Signal Congress or ProBors to ChatGPT or Claude?
Signal Congress and ProBors offer an MCP server or official AI connector.
Is Signal Congress or ProBors better for active trading?
They are about even on active-trading features (alerts, scanning, signals and charts).
Should I use both Signal Congress and ProBors?
It can make sense. They overlap on only 4 core features, so one can fill gaps the other leaves.