Tool Comparison
CatalystWire vs Changeflow (Trackly)
- Paid from
- $1188/yr, billed annually
- Free plan
- Yes
- Platforms
- Web, API, Other
Best if
- Delayed quotes won't cut it; you need real-time data
- You want an API so you can script or automate things
- You want alerts, insider data, and institutional ownership.
Pick CatalystWire instead if
CatalystWire
Free · Web
- Go this way if it's completely free.
Start here
Changeflow (Trackly)
Free • From $1188/yr, billed annually · Web · API · Other
- Delayed quotes won't cut it; you need real-time data
- You want an API so you can script or automate things
- You want alerts, insider data, and institutional ownership.
Skip both if: Neither one clicks with how you research; there are strong third options.
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Our take
The bottom line
CatalystWire and Changeflow (Trackly) cover a lot of the same ground (3 shared categories, news, regulatory filings monitoring, and AI research), so for the basics you won't go far wrong with either. Changeflow (Trackly) simply does more: 10 categories to CatalystWire's 3, including alerts, insider data, and institutional ownership. CatalystWire counters by being completely free.
What readers say
CatalystWire
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Key differences at a glance
- Real-time data
- Changeflow (Trackly)
- Free trial
- Changeflow (Trackly)30 days
- Broader coverage
- Changeflow (Trackly)10 vs 3 categories
- API access
- Changeflow (Trackly)
- Asset coverage
- Changeflow (Trackly)Adds other
- Beginner friendly
- Changeflow (Trackly)
What CatalystWire does best
- The scanner lists recent RNS announcements with ticker, title, excerpt, and publication time.
- Keyword search handles known company names, tickers, and announcement terms.
- Catalyst tags include contract awards, new chief executives, turnaround plans, reorganizations, and other event types.
- Announcement previews expose the RNS document, chart, financial statements, and metrics.
- Separate navigation covers companies, advanced search, the announcement archive, UK short positions, meetings, and UK news.
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.
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 $1188/yr, billed annually |
Free tier | Yes | Yes |
Free trial | — | 30 days |
Plan limits | — | 17 limits: Free: sources: 3, Professional: sources: 100 +15 more |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | No |
API access | No | Yes |
Integrations | — | Slack, Microsoft Teams +5 more |
| Audience & fit | ||
Experience level | Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | Swing Traders and Pro Retail | Institutional Investors, Analysts +3 more |
Categories covered | 3 | 10 |
Regions | Europe | North America, Europe, APAC |
| Data & capabilities | ||
Data quality | — | Latency: Real-time and Granularity: Minute and EOD |
Capabilities | — | AI summaries: Filings and News |
Security | — | Encryption in transit |
| Try it | Visit CatalystWire | Visit Changeflow (Trackly) |
Standout features
The best features of CatalystWire and Changeflow (Trackly).ShowHide
Standout features
What CatalystWire does best
- The scanner lists recent RNS announcements with ticker, title, excerpt, and publication time.
- Keyword search handles known company names, tickers, and announcement terms.
- Catalyst tags include contract awards, new chief executives, turnaround plans, reorganizations, and other event types.
- Announcement previews expose the RNS document, chart, financial statements, and metrics.
- Separate navigation covers companies, advanced search, the announcement archive, UK short positions, meetings, and UK news.
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.
All details
Every attribute we track for CatalystWire and Changeflow (Trackly).ShowHide
All details
| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | Stocks | StocksOther |
Experience | IntermediateAdvanced | BeginnerIntermediateAdvanced |
Target audience | Swing TradersPro Retail | Institutional InvestorsAnalystsQuants/DevelopersAsset ManagersHedge Funds |
Regions | Europe | North AmericaEuropeAPAC |
Coverage details | Countries: GBIdentifiers: Ticker and ISIN | 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 | Not specified | Encryption in transit |
Capability signals | Not specified | AI summaries: Filings and News |
Vendor & support | CatalystWire | Changeflow LimitedCountry: United KingdomSupport: Email, Chat, and Phone |
Green tags are exclusive to that tool in this comparison.
Pricing
Plans, billing, free trials, and monthly prices.ShowHide
Pricing
| Tier | ||
|---|---|---|
| Free plan | Free“Public scanner” | Freesources: 3 |
| Entry paid plan | — | $1188/yrBilled annually≈ $99/mo“Professional”sources: 100 · users: 2 · +6 more |
| Top plan | — | $2988/yrBilled annually≈ $249/mo“Business”sources: 500 · users: 5 · +5 more |
| Custom / enterprise | — | Contact sales“Enterprise”minimum check frequency: Every 10 minutes |
| Free trial | — | 30 days |
Questions we keep getting
What's the difference between CatalystWire and Changeflow (Trackly)?
CatalystWire leans toward news, regulatory filings monitoring, and AI research, while Changeflow (Trackly) puts more weight on alerts, news, and regulatory filings monitoring. They overlap in 3 categories, so for most people it comes down to workflow preference and price.
How much do CatalystWire and Changeflow (Trackly) cost?
Good news: both CatalystWire and Changeflow (Trackly) have free plans, so you can run them side by side and only pay if you hit a wall.
Which is better for beginners: CatalystWire or Changeflow (Trackly)?
Changeflow (Trackly) is the friendlier place to start; its interface takes less getting used to. Both work fine once you're past the basics.
Does CatalystWire or Changeflow (Trackly) have an API?
Changeflow (Trackly) has an API for programmatic access and custom integrations. CatalystWire doesn't, so you're working through its interface.
Should I choose CatalystWire or Changeflow (Trackly)?
It depends on what you're after. Pick CatalystWire if you prefer its overall approach; go with Changeflow (Trackly) if you'd rather have alerts and insider data. And if you only need the basics both share, let price decide.
What asset classes do CatalystWire and Changeflow (Trackly) cover?
Both cover stocks. Changeflow (Trackly) adds other on top.
Does CatalystWire or Changeflow (Trackly) have real-time data?
Changeflow (Trackly) offers real-time data, which matters if you trade actively. CatalystWire 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 CatalystWire and Changeflow (Trackly)?
Changeflow (Trackly) exports to CSV. CatalystWire 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.