There is no single best screener. Here is an honest look at where a rules-based value screener like ours fits next to the two other kinds of tool most investors try.
Comparisons are by category, not by named product, and the "other tools" columns describe common patterns rather than any specific vendor. Items marked to be verified are placeholders until we confirm them.
Most tools fall into one of these camps. Each is a fine choice for a different job.
Named value strategies run on SEC-filing fundamentals, with a plain-English reason for every match. Built for finding cheap, sound businesses.
Broad, quick, ad-supported lookups with a handful of filters. Good for a first pass or a single number.
Deep, many-featured platforms with charting, portfolio analytics and large metric libraries. Powerful, with a bigger learning curve and price tag.
What each approach is built around.
| Grandpa Value | Free general screeners | Full research suites | |
|---|---|---|---|
| Core focus | Value investing | General-purpose lookup | All-purpose research |
| Ready-made named strategies | 7, each explained | Varies; to be verified | Varies; to be verified |
| Plain-English "why it matched" | Yes, on every result | Varies; to be verified | Varies; to be verified |
| Custom filter builder | Yes, free | Often limited; to be verified | Typically yes; to be verified |
| Data source | SEC filings, nearly 5,000 tickers | Varies; to be verified | Varies; to be verified |
| Metric definitions published | Yes, with formulas | Varies; to be verified | Varies; to be verified |
| Free tier | Yes, every match on every screen; saved screens beyond 3, alerts and export are Pro | Commonly; to be verified | Varies; to be verified |
| Paid plan | $20/mo or $150/yr | Varies; to be verified | Varies; to be verified |
| Charting, brokerage links, real-time data | Not the focus | Varies; to be verified | Often a strength; to be verified |
You want a disciplined, rules-based way to find undervalued companies and to understand exactly why each one qualified.
You need a quick ad hoc lookup and do not need a documented strategy behind it.
You want charting, portfolio tooling and a very large metric library in one place, and will use the depth.
Every strategy runs for free. Upgrade only if you want the full list instead of the top of it.
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