Tool Comparison
Berkshire Hathaway Archive (Memorex) vs Koyfin
- Paid from
- —
- Free plan
- Yes
- Platforms
- Web
Best if
- You want education.
- Paid from
- $39/mo
- Free plan
- Yes
- Platforms
- Web, Mobile
Best if
- Delayed quotes won't cut it; you need real-time data
- You do a lot of your research from your phone
- You want screeners, ETF screeners, and data visualizations.
Pick Berkshire Hathaway Archive (Memorex) instead if
Berkshire Hathaway Archive (Memorex)
Free · Web
- You want education.
Start here
Koyfin
Free • From $468/yr · Web · Mobile
- Delayed quotes won't cut it; you need real-time data
- You do a lot of your research from your phone
- You want screeners, ETF screeners, and data visualizations.
Skip both if: Neither one clicks with how you research; there are strong third options.
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Our take
The bottom line
Berkshire Hathaway Archive (Memorex) and Koyfin cover a lot of the same ground (2 shared categories, transcripts and AI research), so for the basics you won't go far wrong with either. Koyfin simply does more: 20 categories to Berkshire Hathaway Archive (Memorex)'s 3, including screeners, ETF screeners, and data visualizations, plus a mobile app. Berkshire Hathaway Archive (Memorex) counters by being completely free.
What readers say
Berkshire Hathaway Archive (Memorex)
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Koyfin
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Key differences at a glance
- Real-time data
- Koyfin
- Broader coverage
- Koyfin20 vs 3 categories
- Mobile app
- Koyfin
- Broker sync
- Koyfin
- Asset coverage
- KoyfinAdds ETFs and mutual funds
- Free plan
- Both
What Berkshire Hathaway Archive (Memorex) does best
- Search tools for Berkshire Hathaway shareholder letters and annual meeting transcripts from one focused web archive.
- Topic, subject, and question searches find passages by meaning; a 3D Explore view maps the archive.
- Research coverage for Buffett and Berkshire language around capital allocation, business quality, incentives, insurance, valuation, and long-term investing.
- Use the archive for education, source retrieval, quote discovery, and investment-process research.
- Review the update history to see when newer letters and annual meeting content were added.
What Koyfin does best
- Tools for building customizable dashboards, watchlists, charts, and market monitors across global equities, ETFs, funds, fixed income, FX, commodities, crypto, indices, and economics.
- Screening for more than 100,000 global securities with thousands of criteria, with stock and ETF screening on paid plans and mutual-fund screening in Advisor tiers.
- Advanced charts with technical indicators, fundamentals, valuation measures, analyst estimates, price targets, templates, sharing, and downloads where vendor licenses allow.
- Research coverage for companies with financial analysis pages, customizable financial templates, news, filings, transcripts, analyst data, short interest, and AI transcript summaries on paid plans.
- Tracking portfolios with grouping, notes, summary rows, alerts, custom data series, uploaded CSV price history, and mobile portfolio monitoring.
Side by side
Pricing comparison
See for yourself
Side by side
Price, platforms, data, and market coverage.ShowHide
Side by side
| Attribute | ||
|---|---|---|
| Pricing & plans | ||
Starting price | Free | Free • From $468/yr |
Free tier | Yes | Yes |
Free trial | — | — |
Plan limits | — | 24 limits: Free: watchlists: 2, Free: screens: 2 +22 more |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | Yes |
API access | No | No |
Broker sync | No | Yes |
Integrations | — | Schwab, Altruist +6 more |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | — | Retail Traders, Pro Retail +6 more |
Categories covered | 3 | 20 |
Regions | — | North America, Europe, APAC, LatAm, Middle East, Africa |
| Data & capabilities | ||
Data quality | — | Latency: Real-time, 15-min Delayed, and End of Day and Adjustments: TotalReturn |
Data partners | — | 6 partners: S&P Global Market Intelligence, Morningstar +4 more |
Capabilities | — | 7 signals: Universe builder, Broker sync +5 more |
Security | — | 4 signals: SOC2, Data residency: US +2 more |
| Try it | Visit Berkshire Hathaway Archive (Memorex) | Visit Koyfin |
Standout features
The best features of Berkshire Hathaway Archive (Memorex) and Koyfin.ShowHide
Standout features
What Berkshire Hathaway Archive (Memorex) does best
- Search tools for Berkshire Hathaway shareholder letters and annual meeting transcripts from one focused web archive.
- Topic, subject, and question searches find passages by meaning; a 3D Explore view maps the archive.
- Research coverage for Buffett and Berkshire language around capital allocation, business quality, incentives, insurance, valuation, and long-term investing.
- Use the archive for education, source retrieval, quote discovery, and investment-process research.
- Review the update history to see when newer letters and annual meeting content were added.
What Koyfin does best
- Tools for building customizable dashboards, watchlists, charts, and market monitors across global equities, ETFs, funds, fixed income, FX, commodities, crypto, indices, and economics.
- Screening for more than 100,000 global securities with thousands of criteria, with stock and ETF screening on paid plans and mutual-fund screening in Advisor tiers.
- Advanced charts with technical indicators, fundamentals, valuation measures, analyst estimates, price targets, templates, sharing, and downloads where vendor licenses allow.
- Research coverage for companies with financial analysis pages, customizable financial templates, news, filings, transcripts, analyst data, short interest, and AI transcript summaries on paid plans.
- Tracking portfolios with grouping, notes, summary rows, alerts, custom data series, uploaded CSV price history, and mobile portfolio monitoring.
All details
Every attribute we track for Berkshire Hathaway Archive (Memorex) and Koyfin.ShowHide
All details
| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | Stocks | StocksETFsMutual FundsClosed-End FundsBondsCurrenciesCommoditiesFutures+1 more |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Target audience | Not specified | Retail TradersPro RetailInstitutional InvestorsAnalystsAsset ManagersFinancial AdvisorsRIAs / Wealth FirmsStudents/Researchers |
Regions | Not specified | North AmericaEuropeAPACLatAmMiddle EastAfrica |
Coverage details | Not specified | Identifiers: Ticker |
| Data | ||
Data freshness | Not specified | Real-time15-min DelayedEnd of Day |
Data partners | Not specified | S&P Global Market IntelligenceMorningstarFREDTrading EconomicsTrueFXPolygon.io |
| Access & integrations | ||
Import methods | Not specified | ManualCSVCustodian |
Integrations | Not specified | SchwabAltruistTradePMRInteractive BrokersBlack DiamondOrionFidelityAddepar |
Export formats | Not specified | CSVImagePDF |
| Plans & trust | ||
Security & compliance | Not specified | SOC2Data residency: USEncryption at restEncryption in transit |
Capability signals | Not specified | Universe builderBroker syncYield curvesAI summaries: TranscriptsHouseholdingModel portfoliosClient reporting |
Vendor & support | Max Olson | Koyfin, Inc.Country: United StatesFounded 2016Support: Email |
Green tags are exclusive to that tool in this comparison.
Pricing
Plans, billing, free trials, and monthly prices.ShowHide
Pricing
| Tier | ||
|---|---|---|
| Free plan | Free | Freewatchlists: 2 · screens: 2 · +5 more |
| Entry paid plan | — | $468/yr≈ $39/mo“Plus”financials years: 10 · estimates years: 10 · +5 more |
| Tier 2 | — | $948/yr≈ $79/mo“Premium”alerts: 500 · custom securities: Unlimited |
| Tier 3 | — | $2508/yr≈ $209/mo“Advisor Core”alerts: 500 · reports per month: 10 · +2 more |
| Top plan | — | $3588/yr≈ $299/mo“Advisor Pro”alerts: 500 · reports per month: 200 · +2 more |
| Custom / enterprise | — | Contact sales“Teams” |
Questions we keep getting
What's the difference between Berkshire Hathaway Archive (Memorex) and Koyfin?
Berkshire Hathaway Archive (Memorex) leans toward transcripts, AI research, and education, while Koyfin puts more weight on screeners, ETF screeners, and data visualizations. They overlap in 2 categories, so for most people it comes down to workflow preference and price.
How much do Berkshire Hathaway Archive (Memorex) and Koyfin cost?
Good news: both Berkshire Hathaway Archive (Memorex) and Koyfin have free plans, so you can run them side by side and only pay if you hit a wall.
Can I use Berkshire Hathaway Archive (Memorex) or Koyfin on my phone?
Koyfin lists a dedicated mobile app, so it travels better. Berkshire Hathaway Archive (Memorex) doesn't list a dedicated mobile app; its documented access is web.
Should I choose Berkshire Hathaway Archive (Memorex) or Koyfin?
It depends on what you're after. Pick Berkshire Hathaway Archive (Memorex) if education matter to you; go with Koyfin if you'd rather have screeners and ETF screeners. And if you only need the basics both share, let price decide.
What asset classes do Berkshire Hathaway Archive (Memorex) and Koyfin cover?
Both cover stocks. Koyfin adds ETFs, mutual funds, and closed-end funds on top.
Does Berkshire Hathaway Archive (Memorex) or Koyfin have real-time data?
Koyfin offers real-time data, which matters if you trade actively. Berkshire Hathaway Archive (Memorex) 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.
Can I export data from Berkshire Hathaway Archive (Memorex) and Koyfin?
Koyfin exports to CSV. Berkshire Hathaway Archive (Memorex) is stingier about getting data out.
Can Berkshire Hathaway Archive (Memorex) or Koyfin connect to my broker?
Koyfin syncs with brokers automatically. With Berkshire Hathaway Archive (Memorex), you're entering holdings by hand or importing files.
Which has a better stock screener: Berkshire Hathaway Archive (Memorex) or Koyfin?
Koyfin has a stock screener for surfacing ideas; Berkshire Hathaway Archive (Memorex) doesn't, and focuses its energy elsewhere.
Can I track my portfolio with Berkshire Hathaway Archive (Memorex) or Koyfin?
Koyfin handles portfolio tracking. Berkshire Hathaway Archive (Memorex) is really a research tool; you'd track your portfolio elsewhere.
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