Tool Comparison
Changeflow (Trackly) vs MarineTraffic
- Paid from
- $99/mo
- Free plan
- Yes
- Platforms
- Web, API, Other
Best if
- You want news, regulatory filings monitoring, and insider data.
- Paid from
- On request
- Free plan
- Yes
- Platforms
- Web, Mobile, API
Best if
- You do a lot of your research from your phone
- You want data visualizations and shipping & trade.
Start here
Changeflow (Trackly)
Free • From $1188/yr · Web · API · Other
- You want news, regulatory filings monitoring, and insider data.
Pick MarineTraffic instead if
MarineTraffic
Free • Contact for pricing · Web · Mobile · API
- You do a lot of your research from your phone
- You want data visualizations and shipping & trade.
Skip both if: Neither one clicks with how you research; there are strong third options.
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Our take
The bottom line
Changeflow (Trackly) and MarineTraffic cover a lot of the same ground (2 shared categories, alerts and APIs & data feeds), so for the basics you won't go far wrong with either. Changeflow (Trackly) simply does more: 10 categories to MarineTraffic's 4, including news, regulatory filings monitoring, and insider data. MarineTraffic counters by being completely free.
What readers say
Changeflow (Trackly)
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Key differences at a glance
- Mobile app
- MarineTraffic
- Broader coverage
- Changeflow (Trackly)10 vs 4 categories
- Asset coverage
- Changeflow (Trackly)Adds stocks
- Free plan
- Both
What Changeflow (Trackly) does best
- Paste a URL and describe the changes that matter in plain English.
- Use AI summaries and relevance filters to narrow website-change alerts before reviewing the source.
- Monitor SEC filings, corporate disclosures, IR pages, regulator pages, policies, PDFs, RSS feeds, JSON, CSV, and other online sources.
- Track common EDGAR filing types when their pages or feeds are configured as sources.
- Review alerts, visual diffs, change history, and saved source versions in the dashboard or email.
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.
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 • From $1188/yr | Free • Contact for pricing |
Free tier | Yes | Yes |
Free trial | 30 days | 7 days |
Plan limits | 17 limits: Free: sources: 3, Professional: sources: 100 +15 more | 5 limits: Basic: csv exports per month: 5, Essential: csv exports per month: 300 +3 more |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | Yes |
API access | Yes | Yes |
Broker sync | — | No |
Integrations | Slack, Microsoft Teams +5 more | — |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | Institutional Investors, Analysts +3 more | — |
Categories covered | 10 | 4 |
Regions | North America, Europe, APAC | North America, Europe, APAC, LatAm, Middle East, Africa |
| Data & capabilities | ||
Data quality | Latency: Real-time and Granularity: Minute and EOD | Latency: Streaming |
Capabilities | AI summaries: Filings and News | — |
Security | Encryption in transit | — |
| Try it | Visit Changeflow (Trackly) | Visit MarineTraffic |
Standout features
The best features of Changeflow (Trackly) and MarineTraffic.ShowHide
Standout features
What Changeflow (Trackly) does best
- Paste a URL and describe the changes that matter in plain English.
- Use AI summaries and relevance filters to narrow website-change alerts before reviewing the source.
- Monitor SEC filings, corporate disclosures, IR pages, regulator pages, policies, PDFs, RSS feeds, JSON, CSV, and other online sources.
- Track common EDGAR filing types when their pages or feeds are configured as sources.
- Review alerts, visual diffs, change history, and saved source versions in the dashboard or email.
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.
All details
Every attribute we track for Changeflow (Trackly) and MarineTraffic.ShowHide
All details
| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksOther | Other |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Target audience | Institutional InvestorsAnalystsQuants/DevelopersAsset ManagersHedge Funds | Not specified |
Regions | North AmericaEuropeAPAC | North AmericaEuropeAPACLatAmMiddle EastAfrica |
Coverage details | 4 countries | Not specified |
| Data | ||
Data freshness | Real-time | Streaming |
Data granularity | MinuteEOD | Not specified |
| Access & integrations | ||
API protocols | REST | REST |
API auth & delivery | Auth: APIKeyWebhooksDocs | Auth: APIKey |
Import methods | ManualCSV | CSVManual |
Integrations | SlackMicrosoft TeamsDiscordZapierMake (Integromat)n8nRSS readers (e.g., Feedly, Inoreader) | Not specified |
Export formats | CSVJSON | CSV |
| Plans & trust | ||
Security & compliance | Encryption in transit | Not specified |
Capability signals | AI summaries: Filings and News | Not specified |
Vendor & support | Changeflow LimitedCountry: United KingdomSupport: Email, Chat, and Phone | Kpler (MarineTraffic)Support: Email |
Curation ratings | Not specified | Methodology 3/5Reliability 4/5UX 4/5 |
Green tags are exclusive to that tool in this comparison.
Pricing
Plans, billing, free trials, and monthly prices.ShowHide
Pricing
| Tier | ||
|---|---|---|
| Free plan | Freesources: 3 | Free |
| Entry paid plan | $1188/yr≈ $99/mo“Professional”sources: 100 · users: 2 · +6 more | Subscription“Basic”csv exports per month: 5 |
| Top plan | $2988/yr≈ $249/mo“Business”sources: 500 · users: 5 · +5 more | Subscription“Essential”csv exports per month: 300 · past track days: 7 |
| Custom / enterprise | Contact sales“Enterprise”minimum check frequency: Every 10 minutes | Contact sales“Enterprise”csv exports per month: 10,000 · past track years: 5 |
| Free trial | 30 days | 7 days |
Questions we keep getting
What's the difference between Changeflow (Trackly) and MarineTraffic?
Changeflow (Trackly) leans toward alerts, news, and regulatory filings monitoring, while MarineTraffic puts more weight on data visualizations, APIs & data feeds, and shipping & trade. They overlap in 2 categories, so for most people it comes down to workflow preference and price.
How much do Changeflow (Trackly) and MarineTraffic cost?
Good news: both Changeflow (Trackly) and MarineTraffic have free plans, so you can run them side by side and only pay if you hit a wall.
Can I use Changeflow (Trackly) or MarineTraffic on my phone?
MarineTraffic lists a dedicated mobile app, so it travels better. Changeflow (Trackly) doesn't list a dedicated mobile app; its documented access is web, API, and other.
Do Changeflow (Trackly) and MarineTraffic have APIs?
Yes, both offer API access, so developers and quants can pull data programmatically or wire up their own integrations.
Should I choose Changeflow (Trackly) or MarineTraffic?
It depends on what you're after. Pick Changeflow (Trackly) if news and regulatory filings monitoring matter to you; go with MarineTraffic if you'd rather have data visualizations and shipping & trade. And if you only need the basics both share, let price decide.
What asset classes do Changeflow (Trackly) and MarineTraffic cover?
Both cover other. Changeflow (Trackly) also handles stocks.
Do Changeflow (Trackly) and MarineTraffic offer real-time data?
Yes, both serve real-time market data, so either works when timing matters.
Can I export data from Changeflow (Trackly) and MarineTraffic?
Yes, both export to spreadsheets (CSV), which is handy if you like running your own numbers.
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