Explore
For users who want a simple way to understand the app, view highlighted research signals and follow a small number of companies.
£0 / month
- Home dashboard
- Featured research signals
- Basic company summaries
- Starter watchlist
Features & plans
Choose how deeply you want to research the S&P 500.
Signals AI is designed to help users discover companies that may be worth further research. It brings together structured public data, calculated research signals, evidence summaries, caution factors and plain-English AI explanations.
Research only
Signals AI does not provide investment advice, personalised recommendations, price targets or instructions to buy, sell or hold securities.
FreeExplore
ProAI briefs
PremiumDeep evidence
Important: Features and launch pricing are indicative and may change before public release. All signals are for research discovery only and should be independently verified.
Plan overview
Simple at the front. Sophisticated underneath.
The Free plan introduces the product. Professional unlocks full discovery and AI-assisted summaries. Premium opens up the deeper evidence tabs behind each signal.
Research Signals
For active users who want to search across the S&P 500, review signal evidence and read AI-assisted research briefs.
£19.99 / month
- Full S&P 500 signals list
- Company search and filters
- AI research briefs
- Research labels and score context
Advanced Evidence
For users who want deeper context from insider activity, institutional holdings, fundamentals, macro indicators and event data.
£29.99 / month
- Insider transaction detail
- Institutional ownership context
- Fundamental and macro tabs
- Signal evidence deep dives
Full comparison
What each plan includes.
This table is intentionally detailed. It helps users understand exactly what they get, and it avoids implying that every feature is available to every user.
| Feature | Free | Professional | Premium |
|---|---|---|---|
| App access and core experience | |||
| iOS and Android app access | Yes | Yes | Yes |
| Home dashboard | Yes | Yes | Yes |
| Featured research signals | Yes | Yes | Yes |
| Basic company summaries | Limited | Yes | Yes |
| Starter watchlist | Yes | Yes | Yes |
| No third-party advertising | Yes | Yes | Yes |
| Research discovery | |||
| Full S&P 500 signals list | No | Yes | Yes |
| Search all S&P 500 companies | No | Yes | Yes |
| Filter by signal priority, type and status | No | Yes | Yes |
| Signal score and research label | Limited | Yes | Yes |
| Positive evidence summary | Limited | Yes | Yes |
| Caution and risk-factor summary | Limited | Yes | Yes |
| Signal detail deep-dive | No | Selected | Yes |
| AI-assisted research | |||
| AI research brief | No | Yes | Yes |
| Plain-English explanation of the calculated score | No | Yes | Yes |
| Evidence and caveat narrative | No | Yes | Yes |
| AI analysis detail page | No | Yes | Yes |
| Advanced evidence tabs | |||
| Insider transaction signals | No | No | Yes |
| Institutional ownership / SEC 13F context | No | No | Yes |
| Company fundamentals | No | No | Yes |
| SEC 8-K company-event context | No | No | Yes |
| Macro and sector context | No | No | Yes |
| Score history and change context | No | Limited | Yes |
| Research management | |||
| Single watchlist | Starter | Yes | Yes |
| Multi-watchlists | No | No | Yes |
| Save research notes | No | No | Planned |
| Export research view | No | No | Planned |
| Data source transparency | Basic | Yes | Yes |
“Limited”, “Selected” and “Planned” features should be adjusted before launch to match the final app behaviour approved for each plan.
Data categories
The evidence behind the signals.
Signals AI focuses on historical and recently published public data. The app is built to make that evidence easier to screen, compare and understand.
Daily market prices
Momentum, price movement, relative strength and market activity context.
SEC Form 4 insider activity
Director, officer and beneficial-owner transaction signals where publicly reported.
SEC 13F holdings
Institutional ownership changes, holder trends and ownership context based on public filings.
Company fundamentals
Financial statement metrics and trend evidence derived from available company data.
SEC 8-K events
Governance, management and significant company-event signals where relevant.
Macro indicators
Rates, yields, inflation, employment and sentiment context that may affect market conditions.
Responsible positioning
What Signals AI does not do.
This section is deliberately clear. It makes the product more credible and helps avoid the impression that Signals AI is an advice, prediction or trading platform.
- Does not tell users what to buy, sell or hold.
- Does not provide financial, tax or legal advice.
- Does not provide personalised investment recommendations.
- Does not predict future share prices or guarantee returns.
- Does not provide analyst consensus forecasts or target prices.
- Does not assess suitability for an individual user.
- Does not manage portfolios or execute trades.
- Does not replace independent research or qualified advice.