Tool Comparison
MarineTraffic vs Uncle Stock
- Paid from
- On request
- Free plan
- Yes
- Platforms
- Web, Mobile, API
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 shipping & trade.
- Paid from
- $10.83/mo
- Free plan
- Yes
- Platforms
- Web, API
Best if
- You want screeners, backtesting, and financials.
- You're a long-term investor who cares more about fundamentals than headlines
Pick MarineTraffic if
MarineTraffic
Free • Contact for pricing · Web · Mobile · API
- Delayed quotes won't cut it; you need real-time data
- You do a lot of your research from your phone
- You want shipping & trade.
Pick Uncle Stock if
Uncle Stock
Free • From $130/yr · Web · API
- You want screeners, backtesting, and financials.
- You're a long-term investor who cares more about fundamentals than headlines
Skip both if: Neither one clicks with how you research; there are strong third options.
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Our take
The bottom line
MarineTraffic and Uncle Stock cover a lot of the same ground (3 shared categories, data visualizations, APIs & data feeds, and alerts), so for the basics you won't go far wrong with either. Uncle Stock simply does more: 11 categories to MarineTraffic's 4, including screeners, backtesting, and financials. MarineTraffic counters by being completely free.
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MarineTraffic
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Uncle Stock
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Key differences at a glance
- Real-time data
- MarineTraffic
- Broader coverage
- Uncle Stock11 vs 4 categories
- Mobile app
- MarineTraffic
- Free plan
- Both
What MarineTraffic does best
- Tracking vessels on a live AIS map with filters for ship type, capacity, status, destination, and custom smart filters.
- Create notifications for port calls, area entries, speed or course changes, drifting, ETA updates, draught updates, proximity events, and AIS coverage changes.
- Email, mobile push, and notification archives to monitor maritime events are available without constantly watching the map.
- Review Past Track playback, with history depth varying by plan from limited free access to deeper Enterprise history.
- Route-forecast tools for path previews, ETA detail, and speed detail where the plan supports them.
What Uncle Stock does best
- The screener covers more than 100,000 stocks and about 4,000 searchable financial and valuation metrics.
- More than 15 valuation models include DCF, Graham, earnings power value, and residual income methods.
- Screens support metric conditions, Must, Should, and Exclude clauses, geography, industry, and multiple sort fields.
- Silver backtests screens with yearly rebalancing.
- Backtest settings include sector caps, sell rules, stop losses, rebalancing choices, and position-sizing methods.
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 • Contact for pricing | Free • From $130/yr |
Free tier | Yes | Yes |
Free trial | 7 days | 14 days |
Plan limits | 5 limits: Basic: csv exports per month: 5, Essential: csv exports per month: 300 +3 more | 12 limits: Bronze (Monthly): history years: 25, Bronze (Monthly): us history years: 35 +10 more |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | Yes | No |
API access | Yes | Yes |
Broker sync | No | No |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | — | Retail Traders, Pro Retail +2 more |
Categories covered | 4 | 11 |
Regions | North America, Europe, APAC, LatAm, Middle East, Africa | North America, Europe, APAC, LatAm, Middle East, Africa |
| Data & capabilities | ||
Data quality | Latency: Streaming | Granularity: EOD |
Data partners | — | 3 partners: Sharadar, EOD Historical Data +1 more |
Capabilities | — | Universe builder |
| Try it | Visit MarineTraffic | Visit Uncle Stock |
Standout features
The best features of MarineTraffic and Uncle Stock.ShowHide
Standout features
What MarineTraffic does best
- Tracking vessels on a live AIS map with filters for ship type, capacity, status, destination, and custom smart filters.
- Create notifications for port calls, area entries, speed or course changes, drifting, ETA updates, draught updates, proximity events, and AIS coverage changes.
- Email, mobile push, and notification archives to monitor maritime events are available without constantly watching the map.
- Review Past Track playback, with history depth varying by plan from limited free access to deeper Enterprise history.
- Route-forecast tools for path previews, ETA detail, and speed detail where the plan supports them.
What Uncle Stock does best
- The screener covers more than 100,000 stocks and about 4,000 searchable financial and valuation metrics.
- More than 15 valuation models include DCF, Graham, earnings power value, and residual income methods.
- Screens support metric conditions, Must, Should, and Exclude clauses, geography, industry, and multiple sort fields.
- Silver backtests screens with yearly rebalancing.
- Backtest settings include sector caps, sell rules, stop losses, rebalancing choices, and position-sizing methods.
All details
Every attribute we track for MarineTraffic and Uncle Stock.ShowHide
All details
| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | Other | StocksCryptos |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Target audience | Not specified | Retail TradersPro RetailLong-term InvestorsValue Investors |
Regions | North AmericaEuropeAPACLatAmMiddle EastAfrica | North AmericaEuropeAPACLatAmMiddle EastAfrica |
Coverage details | Not specified | Identifiers: Ticker |
| Data | ||
Data freshness | Streaming | Not specified |
Data granularity | Not specified | EOD |
Data partners | Not specified | SharadarEOD Historical DataFinancial Modeling Prep |
| Access & integrations | ||
API protocols | REST | REST |
API auth & delivery | Auth: APIKey | Auth: APIKeyDocs |
Import methods | CSVManual | Manual |
Export formats | CSV | CSV |
| Plans & trust | ||
Capability signals | Not specified | Universe builder |
Vendor & support | Kpler (MarineTraffic)Support: Email | Castlefish BVCountry: BelgiumSupport: Chat, Email, Phone, and Forum |
Curation ratings | Methodology 3/5Reliability 4/5UX 4/5 | Not specified |
Green tags are exclusive to that tool in this comparison.
Pricing
Plans, billing, free trials, and monthly prices.ShowHide
Pricing
| Tier | ||
|---|---|---|
| Free plan | Free | Free |
| Entry paid plan | Subscription“Basic”csv exports per month: 5 | $130/yr≈ $10.83/mo“Bronze (Yearly)”history years: 25 · us history years: 35 |
| Tier 2 | Subscription“Essential”csv exports per month: 300 · past track days: 7 | $210/yr≈ $17.50/mo“Silver (Yearly)”backtest rebalance: Yearly |
| Tier 3 | — | $20/mo“Bronze (Monthly)”history years: 25 · us history years: 35 |
| Tier 4 | — | $350/yr≈ $29.17/mo“Gold (Yearly)”api calls per month: 300 · mcp stock searches daily: Higher than Free; official pages conflict on 75 versus unlimited · +1 more |
| Tier 5 | — | $35/mo“Silver (Monthly)”backtest rebalance: Yearly |
| Top plan | — | $60/mo“Gold (Monthly)”api calls per month: 300 · mcp stock searches daily: Higher than Free; official pages conflict on 75 versus unlimited · +1 more |
| Custom / enterprise | Contact sales“Enterprise”csv exports per month: 10,000 · past track years: 5 | — |
| Free trial | 7 days | 14 days |
Free alternatives
Questions we keep getting
What's the difference between MarineTraffic and Uncle Stock?
MarineTraffic leans toward data visualizations, APIs & data feeds, and shipping & trade, while Uncle Stock puts more weight on screeners, backtesting, and data visualizations. They overlap in 3 categories, so for most people it comes down to workflow preference and price.
How much do MarineTraffic and Uncle Stock cost?
Good news: both MarineTraffic and Uncle Stock have free plans, so you can run them side by side and only pay if you hit a wall.
Can I use MarineTraffic or Uncle Stock on my phone?
MarineTraffic lists a dedicated mobile app, so it travels better. Uncle Stock doesn't list a dedicated mobile app; its documented access is web and API.
Do MarineTraffic and Uncle Stock have APIs?
Yes, both offer API access, so developers and quants can pull data programmatically or wire up their own integrations.
Should I choose MarineTraffic or Uncle Stock?
It depends on what you're after. Pick MarineTraffic if shipping & trade matter to you; go with Uncle Stock if you'd rather have screeners and backtesting. And if you only need the basics both share, let price decide.
What asset classes do MarineTraffic and Uncle Stock cover?
MarineTraffic covers other. Uncle Stock covers stocks and cryptos.
Does MarineTraffic or Uncle Stock have real-time data?
MarineTraffic offers real-time data, which matters if you trade actively. Uncle Stock 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 MarineTraffic and Uncle Stock?
Yes, both export to spreadsheets (CSV), which is handy if you like running your own numbers.
Which has a better stock screener: MarineTraffic or Uncle Stock?
Uncle Stock has a stock screener for surfacing ideas; MarineTraffic doesn't, and focuses its energy elsewhere.
Can I track my portfolio with MarineTraffic or Uncle Stock?
Uncle Stock handles portfolio tracking. MarineTraffic is really a research tool; you'd track your portfolio elsewhere.
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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.