★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Tool details checked August 4, 2026
Tool Comparison
13F Insight vs Changeflow (Trackly)
Pick 13F Insight if
13F Insight
Free • Contact for pricing · Web · API
- You care about data visualizations, watchlist, and education, things Changeflow (Trackly) doesn't offer
- You're a long-term investor who cares more about fundamentals than headlines
Pick Changeflow (Trackly) if
Changeflow (Trackly)
Free • From $1188/yr · Web · API · Other
- Delayed quotes won't cut it; you need real-time data
- You care about transcripts, AI chat, and APIs & data feeds, things 13F Insight 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
13F Insight and Changeflow (Trackly) cover a lot of the same ground (6 shared categories, including institutional ownership, regulatory filings monitoring, and news), so for the basics you won't go far wrong with either. The real difference is focus: only 13F Insight gives you data visualizations and watchlist, and only Changeflow (Trackly) gives you transcripts and AI chat.
What readers say
13F Insight
Vote once to reveal the community verdict.
Changeflow (Trackly)
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Key differences at a glance
- Real-time data
- Changeflow (Trackly)
- Free trial
- Changeflow (Trackly)30 days
- Global coverage
- Changeflow (Trackly)
- Free plan
- Both
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 | Free • Contact for pricing | Free • From $1188/yr |
Free tier | Yes | Yes |
Free trial | — | 30 days |
Plan limits | 3 limits: Free: watchlist items: 5, Standard: watchlist items: 20 +1 more | 17 limits: Free: sources: 3, Professional: sources: 100 +15 more |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | No |
API access | Yes | Yes |
Integrations | — | Slack, Microsoft Teams +5 more |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | Retail Traders, Pro Retail +3 more | Institutional Investors, Analysts +3 more |
Categories covered | 10 | 10 |
Regions | North America | North America, Europe, APAC |
| Data & capabilities | ||
Data quality | — | Latency: Real-time and Granularity: Minute and EOD |
Capabilities | AI summaries: Filings | AI summaries: Filings and News |
Security | Encryption in transit | Encryption in transit |
| Try it | Visit 13F Insight | Visit Changeflow (Trackly) |
Where each one shines
What 13F Insight and Changeflow (Trackly) each do best.ShowHide
Where each one shines
What 13F Insight and Changeflow (Trackly) each do best.What 13F Insight does best
- Tracking institutional 13F holdings, Form 4 insider transactions, and 13D/G beneficial ownership reports from one filing-focused workspace.
- Research coverage for more than 30,000 institutional filers with indexed filing history, AUM context, current holdings, and position-change views.
- The AI Agent on filer, stock, and insider pages to ask plain-English questions over real SEC filings with sourced citations.
- Views for reviewing AI-generated filing summaries, position-change analysis, and unusual-activity alerts as a starting point for research.
- Tools for building filer and stock watchlists, with free and paid tiers setting different watchlist limits.
What Changeflow (Trackly) does best
- Support for setting up monitoring by pasting a URL and describing the changes you care about in natural language.
- AI summaries and relevance filtering to reduce noisy website-change alerts before an analyst reviews the source.
- Monitoring SEC filings, corporate disclosures, IR pages, regulator pages, policies, PDFs, RSS feeds, JSON, CSV, and other online sources.
- Tracking common EDGAR filing types such as 8-K, 10-K, 10-Q, Form 4, 13F, proxy statements, and S-1 pages where configured.
- Views for reviewing changes through dashboard alerts, email notifications, visual diffs, interactive change history, and saved source versions.
Every detail we compared
Every tracked attribute for 13F Insight and Changeflow (Trackly), side by side.ShowHide
Every detail we compared
Every tracked attribute for 13F Insight and Changeflow (Trackly), side by side.| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksETFsOptionsBonds | StocksOther |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Target audience | Retail TradersPro RetailValue InvestorsGrowth InvestorsAnalysts | Institutional InvestorsAnalystsQuants/DevelopersAsset ManagersHedge Funds |
Regions | North America | North AmericaEuropeAPAC |
Coverage details | Countries: USIdentifiers: Ticker, CUSIP, and CIK | 4 countries |
| Data | ||
Data freshness | Not specified | Real-time |
Data granularity | Not specified | MinuteEOD |
| Access & integrations | ||
API protocols | Not specified | REST |
API auth & delivery | Not specified | Auth: APIKeyWebhooksDocs |
Import methods | Not specified | ManualCSV |
Integrations | Not specified | SlackMicrosoft TeamsDiscordZapierMake (Integromat)n8nRSS readers (e.g., Feedly, Inoreader) |
Export formats | Not specified | CSVJSON |
| Plans & trust | ||
Security & compliance | Encryption in transit | Encryption in transit |
Capability signals | AI summaries: Filings | AI summaries: Filings and News |
Vendor & support | 13F InsightSupport: Email | Changeflow Limited (trading as Trackly)Country: United KingdomSupport: Email, Chat, and Phone |
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 | ||
|---|---|---|
| Free plan | Freewatchlist items: 5 | Freesources: 3 |
| Entry paid plan | Subscription“Standard”watchlist items: 20 | $1188/yr≈ $99/mo“Professional”sources: 100 · users: 2 · +6 more |
| Top plan | Subscription“Pro”watchlist items: 100 | $2988/yr≈ $249/mo“Business”sources: 500 · users: 5 · +5 more |
| Custom / enterprise | Contact sales“Enterprise” | Contact sales“Enterprise”minimum check frequency: Every 10 minutes |
| Free trial | — | 30 days |
Questions we keep getting
What's the difference between 13F Insight and Changeflow (Trackly)?
13F Insight leans toward data visualizations, watchlist, and institutional ownership, while Changeflow (Trackly) puts more weight on alerts, news, and regulatory filings monitoring. They overlap in 6 categories, so for most people it comes down to workflow preference and price.
How much do 13F Insight and Changeflow (Trackly) cost?
Good news: both 13F Insight and Changeflow (Trackly) have free plans, so you can run them side by side and only pay if you hit a wall.
Do 13F Insight and Changeflow (Trackly) have APIs?
Yes, both offer API access, so developers and quants can pull data programmatically or wire up their own integrations.
Should I choose 13F Insight or Changeflow (Trackly)?
It depends on what you're after. Pick 13F Insight if data visualizations and watchlist matter to you; go with Changeflow (Trackly) if you'd rather have transcripts and AI chat. And if you only need the basics both share, let price decide.
What asset classes do 13F Insight and Changeflow (Trackly) cover?
Both cover stocks. 13F Insight also handles ETFs, options, and bonds. Changeflow (Trackly) adds other on top.
Does 13F Insight or Changeflow (Trackly) have real-time data?
Changeflow (Trackly) 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 Changeflow (Trackly)?
Changeflow (Trackly) has documented international coverage (North America, Europe, and APAC), so it's the safer bet if you hold non-US stocks. 13F Insight is more region-specific, mainly North America.
Can I export data from 13F Insight and Changeflow (Trackly)?
Changeflow (Trackly) exports to CSV. 13F Insight is stingier about getting data out.
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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.