★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Tool comparison edition
Tool Comparison
13F Insight vs Marketlog
13F Insight
Best for insider data and AI research
Free • Contact for pricing
Marketlog
Best for portfolio and risk metrics
Free • From $79.99/yr
Outbound links may include affiliate or sponsor codes.
The verdict
The bottom line
13F Insight and Marketlog cover a lot of the same ground (6 shared categories, including data visualizations, watchlist, and institutional ownership), so for the basics you won't go far wrong with either. Marketlog simply does more: 18 categories to 13F Insight's 9, including portfolio, risk metrics, and monte carlo, plus a mobile app. 13F Insight counters by being completely free.
Key differences at a glance
- Mobile app
- Marketlog
- Free trial
- Marketlog7 days
- Broader coverage
- Marketlog18 vs 9 categories
- API access
- 13F Insight
- Real-time data
- Marketlog
- Global coverage
- Marketlog
Choose
13F Insight if…
- You want an API so you can script or automate things
- You care about insider data, AI research, and education, things Marketlog doesn't offer
Choose
Marketlog if…
- You do a lot of your research from your phone
- Delayed quotes won't cut it; you need real-time data
- You care about portfolio, risk metrics, and monte carlo, things 13F Insight doesn't offer
- You trade often and need tooling built for speed
Comparison snapshot
| Attribute | ||
|---|---|---|
| Pricing & plans | ||
Starting price | Free • Contact for pricing | Free • From $79.99/yr |
Free tier | Yes | Yes |
Free trial | — | 7 days |
Plan limits | 3 limits: Free: watchlist items: 5, Standard: watchlist items: 20 +1 more | 19 limits: Free: portfolios: 1, Free: holdings: 12 +17 more |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | Yes |
API access | Yes | No |
Broker sync | — | Yes |
Integrations | — | Yodlee, Fidelity Investments +5 more |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | Retail Traders, Pro Retail +3 more | Retail Traders, Pro Retail +4 more |
Categories covered | 9 | 18 |
Regions | North America | North America, Europe, APAC, LatAm, Middle East, Africa |
| Data & capabilities | ||
Data quality | — | 5 signals: Latency: Real-time and End of Day, Granularity: Minute and EOD +3 more |
Data partners | — | Yodlee and Third-party data licensors |
Capabilities | AI summaries: Filings | 3 signals: Monte Carlo, Broker sync +1 more |
Security | Encryption in transit | Encryption at rest and Encryption in transit |
| Try it | Visit 13F Insight | Visit Marketlog |
Standout features
What 13F Insight does best
- Tracks institutional investors, analyzes 13F filings, and shows what hedge funds are buying and selling.
- Covers SEC 13F institutional holdings, Form 4 insider transactions, and 13D/G beneficial ownership reports.
- Provides AI-generated analysis of position changes, filing summaries, and unusual activity alerts.
- Offers watchlists for both filers and stocks; Free accounts can watchlist 5 items, Standard 20, and Pro 100.
- Standard and Pro plans include email alerts for watchlist activity.
What Marketlog does best
- All-in-one portfolio tracker for stocks/equities, ETFs, options, bonds, funds, currencies/forex, crypto, and indices, available through the Marketlog web app and iOS/Android mobile apps.
- Manual and automated portfolio tracking: users can enter transactions manually or connect supported brokerage/bank accounts through Marketlog's data provider; connected portfolios are usually fetched end-of-day and updated with live market data during market hours.
- Broker and bank connectivity for 2,000+ supported institutions; popular examples shown publicly include Fidelity, E*TRADE from Morgan Stanley, Vanguard, Schwab, Interactive Brokers, and Robinhood.
- Portfolio analytics include gains, drawdowns, returns over different periods, diversification, goals, target allocation, benchmarking, statistics, and daily/weekly portfolio email updates.
- Dividend tracker with automatic dividend tracking, dividend calendars, upcoming dividend/payment-date alerts, yield/payment-date notifications, and a marketed 150K+ symbol universe.
Data & access details
| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksETFsOptionsBonds | StocksETFsOptionsBondsFundsCurrenciesCryptosOther |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Target audience | Retail TradersPro RetailValue InvestorsGrowth InvestorsAnalysts | Retail TradersPro RetailLong-term InvestorsDividend InvestorsDay TradersSwing Traders |
Regions | North America | North AmericaEuropeAPACLatAmMiddle EastAfrica |
Coverage details | Countries: USIdentifiers: Ticker, CUSIP, and CIK | 26 countriesIdentifiers: Ticker and CUSIP |
| Data | ||
Data freshness | Not specified | Real-timeEnd of Day |
Data granularity | Not specified | MinuteEOD |
Pricing sources | Not specified | VendorManual |
Data partners | Not specified | YodleeThird-party data licensors |
| Access & integrations | ||
Import methods | Not specified | BrokerOAuthManual |
Integrations | Not specified | YodleeFidelity InvestmentsE*TRADE from Morgan StanleyVanguardSchwabInteractive BrokersRobinhood |
Export formats | Not specified | Image |
| Plans & trust | ||
Security & compliance | Encryption in transit | Encryption at restEncryption in transit |
Capability signals | AI summaries: Filings | Monte CarloBroker syncMulti-currency |
Vendor & support | 13F InsightSupport: Email | Myfxbook Ltd.Country: IsraelSupport: Email |
Green tags are exclusive to that tool in this comparison.
Pricing breakdown
Free
Lower starting price
Plans & pricing
- watchlist items: 5
- watchlist items: 20
- watchlist items: 100
$79.99/yr
Starting price
Plans & pricing
- portfolios: 1
- holdings: 12
- +3 more
- portfolios: 2
- holdings: Unlimited
- +2 more
- portfolios: 2
- holdings: Unlimited
- +2 more
- portfolios: 10
- holdings: Unlimited
- +1 more
- portfolios: 10
- holdings: Unlimited
- +1 more
Coverage overlap
Shared categories
6Where the two tools cover the same ground.
13F Insight strengths
3What you only get with 13F Insight.
Marketlog strengths
12What you only get with Marketlog.
Community category leaders
Vote sentiment comparison
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Frequently Asked Questions
What's the difference between 13F Insight and Marketlog?
13F Insight leans toward data visualizations, watchlist, and institutional ownership, while Marketlog puts more weight on portfolio, watchlist, and institutional ownership. They overlap in 6 categories, so for most people it comes down to workflow preference and price.
How much do 13F Insight and Marketlog cost?
Good news: both 13F Insight and Marketlog have free plans, so you can run them side by side and only pay if you hit a wall.
Can I use 13F Insight or Marketlog on my phone?
Marketlog lists a dedicated mobile app, so it travels better. 13F Insight doesn't list a dedicated mobile app; its documented access is web and API.
Does 13F Insight or Marketlog have an API?
13F Insight has an API for programmatic access and custom integrations. Marketlog doesn't, so you're working through its interface.
Should I choose 13F Insight or Marketlog?
It depends on what you're after. Pick 13F Insight if insider data and AI research matter to you; go with Marketlog if you'd rather have portfolio and risk metrics. And if you only need the basics both share, let price decide.
What asset classes do 13F Insight and Marketlog cover?
Both cover stocks, ETFs, options, and bonds. Marketlog adds funds, currencies, and cryptos on top.
Does 13F Insight or Marketlog have real-time data?
Marketlog offers real-time data, which matters if you trade actively. 13F Insight 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: 13F Insight or Marketlog?
Marketlog has documented international coverage (North America, Europe, APAC, LatAm, and more), so it's the safer bet if you hold non-US stocks. 13F Insight is more region-specific, mainly North America.
Is 13F Insight or Marketlog better for day trading?
Marketlog is the one positioned more for active traders. 13F Insight is the better fit if you care less about fast trading workflows and more about a calmer research process.
Can I track my portfolio with 13F Insight or Marketlog?
Marketlog handles portfolio tracking. 13F Insight 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.