★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Tool details checked August 23, 2026
Tool Comparison
InsideArbitrage vs Strike.Market
Pick InsideArbitrage if
InsideArbitrage
Free • From $100/mo · Web
- You care about alerts, corporate actions & special situations, and dividends, things Strike.Market doesn't offer
Pick Strike.Market if
Strike.Market
Free · Web
- You care about transcripts, app & website traffic, and job postings, things InsideArbitrage doesn't offer
Skip both if: Neither one clicks with how you research; there are strong third options.
See alternativesOutbound links may include affiliate or sponsor codes.
Our take
The bottom line
InsideArbitrage and Strike.Market cover a lot of the same ground (7 shared categories, including news, calendar, and insider data), so for the basics you won't go far wrong with either. InsideArbitrage simply does more: 17 categories to Strike.Market's 12, including alerts, corporate actions & special situations, and dividends. Strike.Market counters by being completely free.
What readers say
InsideArbitrage
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Strike.Market
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Key differences at a glance
- Asset coverage
- Strike.MarketAdds mutual funds and closed-end funds
- Broader coverage
- InsideArbitrage17 vs 12 categories
- Free plan
- Both
See for yourself
How they stack up
The side-by-side table: pricing, platforms, data, and coverage at a glance.ShowHide
How they stack up
The side-by-side table: pricing, platforms, data, and coverage at a glance.| Attribute | ||
|---|---|---|
| Pricing & plans | ||
Starting price | Free • From $100/mo | Free |
Free tier | Yes | Yes |
Free trial | — | — |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | No |
API access | No | No |
Broker sync | No | No |
Integrations | — | Embeddable widgets (earnings calendar) |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | — | — |
Categories covered | 17 | 12 |
Regions | — | North America, Europe, APAC, LatAm |
| Data & capabilities | ||
Data quality | — | Latency: End of Day and Granularity: EOD |
Capabilities | Universe builder | Universe builder |
| Try it | Visit InsideArbitrage | Visit Strike.Market |
Where each one shines
What InsideArbitrage and Strike.Market each do best.ShowHide
Where each one shines
What InsideArbitrage and Strike.Market each do best.What InsideArbitrage does best
- Track announced mergers, spreads, calendars, deal updates and potential deals.
- Filter news, SEC filings and social posts for premium tracked-deal symbols.
- Research insider activity through transaction pages, weekly articles, cluster-buy screens and insider rankings.
- Follow buybacks, spinoffs, CVRs, tender offers, reverse splits, activist campaigns and management changes.
- Use 13F, 13D, 13G and Form 4 data for institutional and insider ownership context.
What Strike.Market does best
- Screening for equities with fundamental and alternative-data filters, including app rankings, social followers, website traffic change, job openings, insider buys, earnings dates, IPO dates, and founder-led flags.
- Alternative-data dashboards for website traffic, app store ranks, share of search, social activity, Google Trends, and patents.
- Review earnings calendars in weekly or index views and embed earnings-calendar widgets through iframe snippets on external sites.
- Tracking Wall Street analyst price targets and analyst rankings based on historical win rates.
- Research coverage for executives with leadership bios, compensation details, and company-level management context.
Every detail we compared
Every tracked attribute for InsideArbitrage and Strike.Market, side by side.ShowHide
Every detail we compared
Every tracked attribute for InsideArbitrage and Strike.Market, side by side.| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksETFs | StocksETFsMutual FundsClosed-End Funds |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Regions | Not specified | North AmericaEuropeAPACLatAm |
Coverage details | Identifiers: Ticker and CIK | Identifiers: Ticker |
| Data | ||
Data freshness | Not specified | End of Day |
Data granularity | Not specified | EOD |
| Access & integrations | ||
Integrations | Not specified | Embeddable widgets (earnings calendar) |
| Plans & trust | ||
Capability signals | Universe builder | Universe builder |
Vendor & support | InsideArbitrageSupport: Email | Flow Media s.r.o.Country: Czech Republic |
Curation ratings | Methodology 3/5Reliability 3/5UX 4/5 | Methodology 3/5Reliability 3/5UX 4/5 |
Green tags are exclusive to that tool in this comparison.
What you'll actually pay
Plans, billing, trials, and per-month pricing for both tools.ShowHide
What you'll actually pay
Plans, billing, trials, and per-month pricing for both tools.| Tier | ||
|---|---|---|
| Free plan | Free“Public Articles and Data” | Free |
| Entry paid plan | $100/mo“Premium - Annual” | — |
| Top plan | $150/mo“Premium - Monthly” | — |
Questions we keep getting
What's the difference between InsideArbitrage and Strike.Market?
InsideArbitrage leans toward news, alerts, and calendar, while Strike.Market puts more weight on screeners, watchlist, and calendar. They overlap in 7 categories, so for most people it comes down to workflow preference and price.
How much do InsideArbitrage and Strike.Market cost?
Good news: both InsideArbitrage and Strike.Market have free plans, so you can run them side by side and only pay if you hit a wall.
Should I choose InsideArbitrage or Strike.Market?
It depends on what you're after. Pick InsideArbitrage if alerts and corporate actions & special situations matter to you; go with Strike.Market if you'd rather have transcripts and app & website traffic. And if you only need the basics both share, let price decide.
What asset classes do InsideArbitrage and Strike.Market cover?
Both cover stocks and ETFs. Strike.Market adds mutual funds and closed-end funds on top.
Which has a better stock screener: InsideArbitrage or Strike.Market?
Both InsideArbitrage and Strike.Market include stock screeners, and they differ more in interface than raw power; try both and see which one clicks for you.
Can I track my portfolio with InsideArbitrage or Strike.Market?
InsideArbitrage handles portfolio tracking. Strike.Market is really a research tool; you'd track your portfolio elsewhere.
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Curation & Accuracy
This directory blends AI‑assisted discovery with human curation. Entries are reviewed, edited, and organized with the goal of expanding coverage and sharpening quality over time. Your feedback helps steer improvements (because no single human can capture everything all at once).
Details change. Pricing, features, and availability may be incomplete or out of date. Treat listings as a starting point and verify on the provider’s site before making decisions. If you spot an error or a gap, send a quick note and I’ll adjust.