★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Source check: CB Insights checked August 4, 2026
Tool Comparison
CB Insights vs InsideArbitrage
Pick CB Insights if
CB Insights
Contact for pricing · Web · Mobile · API
- You do a lot of your research from your phone
- You want an API so you can script or automate things
- You care about APIs & data feeds, sheets / excel add-ins, and AI research, things InsideArbitrage doesn't offer
Pick InsideArbitrage if
InsideArbitrage
From $100/mo · Web
- Delayed quotes won't cut it; you need real-time data
- You care about news, alerts, and calendar, things CB Insights 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
CB Insights and InsideArbitrage cover a lot of the same ground (4 shared categories, including screeners, data visualizations, and corporate actions & special situations), so for the basics you won't go far wrong with either. InsideArbitrage simply does more: 18 categories to CB Insights's 7, including news, alerts, and calendar. CB Insights counters by keeping things simpler.
What readers say
CB Insights
Vote once to reveal the community verdict.
InsideArbitrage
Vote once to reveal the community verdict.
Key differences at a glance
- Real-time data
- InsideArbitrage
- Broader coverage
- InsideArbitrage18 vs 7 categories
- Mobile app
- CB Insights
- API access
- CB Insights
- Global coverage
- CB Insights
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 | Contact for pricing | From $100/mo |
Free tier | No | No |
Free trial | — | — |
Plan limits | 3 limits: Browser Analyst: pricing: Request pricing, Enterprise Platform: pricing: Request pricing +1 more | — |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | Yes | No |
API access | Yes | No |
Broker sync | — | No |
Integrations | Salesforce, Microsoft Excel +6 more | — |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | — | — |
Categories covered | 7 | 18 |
Regions | North America, Europe, APAC, LatAm, Middle East, Africa | North America |
| Data & capabilities | ||
Data quality | — | 4 signals: Latency: Real-time and End of Day, Granularity: EOD +2 more |
Capabilities | — | Universe builder |
| Try it | Visit CB Insights | Visit InsideArbitrage |
Where each one shines
What CB Insights and InsideArbitrage each do best.ShowHide
Where each one shines
What CB Insights and InsideArbitrage each do best.What CB Insights does best
- Research coverage for private and public companies, investors, funding rounds, M&A, business relationships, earnings, markets, and competitive landscapes.
- Company profiles, market analytics, visual dashboards, deal insights, and sector tracking to map markets and competitors.
- Mosaic Score and other proprietary measures to evaluate private-company health and growth signals.
- Strategy Terminal, Browser Analyst, ChatCBI, and team-of-agents workflows for AI-assisted scouting, briefs, trend discovery, and market analysis.
- Access to CB Insights data into workflows through Excel, Salesforce, Microsoft 365 Copilot, Snowflake, Zapier, Affinity, A2A, MCP-style, and data-solution integrations where licensed.
What InsideArbitrage does best
- Tracking announced merger-arbitrage deals with spread context, calendars, deal updates, Deals in the Works, and post-mortem research.
- Tracked-deal workflows to filter relevant news, SEC filings, and tweets around the active-deal symbols a premium user follows.
- Research coverage for insider activity with Insider Weekends, cluster buys, buys near highs, flip-floppers, top-performing insiders, sector heat maps, and premium insider screens.
- Monitoring buyback situations through daily buyback announcements, searchable buyback history, Buyback Wednesdays, and Double Dipper screens that combine insider buying with repurchases.
- Monitoring spinoffs, completed spinoffs, Spinsider ideas, CVR deals, CVR outcomes, tender offers, reverse splits, activist campaigns, C-suite transitions, and M&A news feeds.
Every detail we compared
Every tracked attribute for CB Insights and InsideArbitrage, side by side.ShowHide
Every detail we compared
Every tracked attribute for CB Insights and InsideArbitrage, side by side.| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksOther | StocksETFs |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Regions | North AmericaEuropeAPACLatAmMiddle EastAfrica | North America |
Coverage details | Not specified | Countries: USExchanges: XNYS, XNAS, and ARCXIdentifiers: Ticker and CIK |
| Data | ||
Data freshness | Not specified | Real-timeEnd of Day |
Data granularity | Not specified | EOD |
| Access & integrations | ||
Import methods | Not specified | Manual |
Integrations | SalesforceMicrosoft ExcelMicrosoft 365 CopilotSnowflakeAffinityZapierA2AMCP | Not specified |
| Plans & trust | ||
Capability signals | Not specified | Universe builder |
Vendor & support | CB Information Services, Inc.Country: United StatesSupport: Email and Phone | InsideArbitrageCountry: USSupport: Email |
Curation ratings | Not specified | 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 | ||
|---|---|---|
| Entry paid plan | — | $100/mo“Premium – Annual” |
| Tier 2 | — | $150/mo“Premium – Monthly” |
| Tier 3 | — | $300/mo“IA Professional – Annual” |
| Top plan | — | $400/mo“IA Professional (4 seats)” |
| Custom / enterprise | Contact sales“Browser Analyst”pricing: Request pricing | — |
Questions we keep getting
What's the difference between CB Insights and InsideArbitrage?
CB Insights leans toward APIs & data feeds, sheets / excel add-ins, and screeners, while InsideArbitrage puts more weight on news, alerts, and calendar. They overlap in 4 categories, so for most people it comes down to workflow preference and price.
How much do CB Insights and InsideArbitrage cost?
Neither has a free plan; you'll need a paid subscription for the full feature set of either. Check each tool's current plan details before buying.
Can I use CB Insights or InsideArbitrage on my phone?
CB Insights lists a dedicated mobile app, so it travels better. InsideArbitrage doesn't list a dedicated mobile app; its documented access is web.
Does CB Insights or InsideArbitrage have an API?
CB Insights has an API for programmatic access and custom integrations. InsideArbitrage doesn't, so you're working through its interface.
Should I choose CB Insights or InsideArbitrage?
It depends on what you're after. Pick CB Insights if APIs & data feeds and sheets / excel add-ins matter to you; go with InsideArbitrage if you'd rather have news and alerts. And if you only need the basics both share, let price decide.
What asset classes do CB Insights and InsideArbitrage cover?
Both cover stocks. CB Insights also handles other. InsideArbitrage adds ETFs on top.
Does CB Insights or InsideArbitrage have real-time data?
InsideArbitrage offers real-time data, which matters if you trade actively. CB Insights runs on delayed or end-of-day data, which is perfectly fine for longer-term investors who don't live and die by the tick.
Which covers international markets: CB Insights or InsideArbitrage?
CB Insights has documented international coverage (North America, Europe, APAC, LatAm, and more), so it's the safer bet if you hold non-US stocks. InsideArbitrage is more region-specific, mainly North America.
Which has a better stock screener: CB Insights or InsideArbitrage?
Both CB Insights and InsideArbitrage 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 CB Insights or InsideArbitrage?
InsideArbitrage handles portfolio tracking. CB Insights 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.