BEST INVESTING TOOLS COMPARISON

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Checked September 24, 2026

Tool Comparison

Changeflow (Trackly) vs Listen Notes

Paid from
$99/mo
Free plan
Yes
Platforms
Web, API, Other

Best if

  • You want the cheaper way in: plans start at $99/mo instead of $200/mo
  • You want news, regulatory filings monitoring, and insider data.
Paid from
$200/mo
Free plan
Yes
Platforms
Web, API, Mobile

Best if

  • You do a lot of your research from your phone
  • You want education and other.
Most versatile pick

Start here

Changeflow (Trackly) logo

Changeflow (Trackly)

changeflow.com

Free • From $1188/yr · Web · API · Other

  • You want the cheaper way in: plans start at $99/mo instead of $200/mo
  • You want news, regulatory filings monitoring, and insider data.

Pick Listen Notes instead if

Listen Notes logo

Listen Notes

listennotes.com

Free • From $200/mo · Web · API · Mobile

  • You do a lot of your research from your phone
  • You want education and other.

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 Listen Notes 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 Listen Notes's 4, including news, regulatory filings monitoring, and insider data. Listen Notes counters by keeping things simpler.

What readers say

Changeflow (Trackly)

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Listen Notes

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Key differences at a glance

Cheaper paid plan
Changeflow (Trackly)$99/mo vs $200/mo
Free trial
Changeflow (Trackly)30 days
Broader coverage
Changeflow (Trackly)10 vs 4 categories
Mobile app
Listen Notes
Asset coverage
Changeflow (Trackly)Adds stocks
Free plan
Both
See the full side-by-side table
Changeflow (Trackly) logo

What Changeflow (Trackly) does best

  1. Paste a URL and describe the changes that matter in plain English.
  2. Use AI summaries and relevance filters to narrow website-change alerts before reviewing the source.
  3. Monitor SEC filings, corporate disclosures, IR pages, regulator pages, policies, PDFs, RSS feeds, JSON, CSV, and other online sources.
  4. Track common EDGAR filing types when their pages or feeds are configured as sources.
  5. Review alerts, visual diffs, change history, and saved source versions in the dashboard or email.
Listen Notes logo

What Listen Notes does best

  1. Search the web product or API catalog, which the vendor reports holds about 3.8 million podcasts and 194 million episodes.
  2. Listen API v2 has REST endpoints, API-key authentication, OpenAPI files, a Postman workspace, and a mock server that needs no key.
  3. Podcast search, directory, analysis, batch-fetch, transcript, RSS, image, email, Listen Score, and Global Rank fields according to plan entitlements.
  4. Listen Alerts monitors keywords and sends a daily email or per-alert RSS feed.
  5. Purchasable podcast datasets exported by keyword, category, playlist, iTunes IDs, or full-database Enterprise scope, with CSV or SQLite delivery.

Side by side

Pricing & plans
Starting price
Free • From $1188/yr
Free • From $200/mo
Free tier
Yes
Yes
Free trial
30 days
—
Platforms & access
Web app
Yes
Yes
Mobile app
No
Yes
API access
Yes
Yes
Integrations
Slack, Microsoft Teams +5 more
Zapier, IFTTT +1 more
Coverage & data
Asset types
StocksOther
Other
Target audience
Institutional InvestorsAnalystsQuants/DevelopersAsset ManagersHedge Funds
Not specified
Data freshness
Real-time
Real-time
Data granularity
MinuteEOD
Not specified
Export formats
CSVJSON
CSVJSON

Pricing comparison

Free plan
Free
Free
Entry paid plan
$1188/yr≈ $99/mo“Professional”
$200/mo“PRO”
Top plan
$2988/yr≈ $249/mo“Business”
—
Custom / enterprise
Contact sales“Enterprise”
Contact sales“ENTERPRISE”
Free trial
30 days
—

See for yourself

Side by side

Price, platforms, data, and market coverage.
Show
Side-by-side comparison of Changeflow (Trackly) and Listen Notes
Attribute
Changeflow (Trackly) logo
Changeflow (Trackly)
Listen Notes logo
Listen Notes
Pricing & plans
Starting price
Free • From $1188/yrFree • From $200/mo
Free tier
YesYes
Free trial
30 days—
Plan limits
17 limits: Free: sources: 3, Professional: sources: 100 +15 more7 limits: FREE: monthly requests: 150, FREE: search results per query: 30 +5 more
Platforms & access
Web app
YesYes
Mobile app
NoYes
API access
YesYes
Integrations
Slack, Microsoft Teams +5 moreZapier, IFTTT +1 more
Audience & fit
Experience level
Beginner, Intermediate, AdvancedBeginner, Intermediate, Advanced
Best for
Institutional Investors, Analysts +3 more—
Categories covered
104
Regions
North America, Europe, APACNorth America, Europe, APAC, LatAm, Middle East, Africa
Data & capabilities
Data quality
Latency: Real-time and Granularity: Minute and EODLatency: Real-time
Capabilities
AI summaries: Filings and News—
Security
Encryption in transitStatus page
Try itVisit Changeflow (Trackly)Visit Listen Notes

Standout features

The best features of Changeflow (Trackly) and Listen Notes.
Show
Changeflow (Trackly) logo

What Changeflow (Trackly) does best

  1. Paste a URL and describe the changes that matter in plain English.
  2. Use AI summaries and relevance filters to narrow website-change alerts before reviewing the source.
  3. Monitor SEC filings, corporate disclosures, IR pages, regulator pages, policies, PDFs, RSS feeds, JSON, CSV, and other online sources.
  4. Track common EDGAR filing types when their pages or feeds are configured as sources.
  5. Review alerts, visual diffs, change history, and saved source versions in the dashboard or email.
Listen Notes logo

What Listen Notes does best

  1. Search the web product or API catalog, which the vendor reports holds about 3.8 million podcasts and 194 million episodes.
  2. Listen API v2 has REST endpoints, API-key authentication, OpenAPI files, a Postman workspace, and a mock server that needs no key.
  3. Podcast search, directory, analysis, batch-fetch, transcript, RSS, image, email, Listen Score, and Global Rank fields according to plan entitlements.
  4. Listen Alerts monitors keywords and sends a daily email or per-alert RSS feed.
  5. Purchasable podcast datasets exported by keyword, category, playlist, iTunes IDs, or full-database Enterprise scope, with CSV or SQLite delivery.

All details

Every attribute we track for Changeflow (Trackly) and Listen Notes.
Show
Attribute
Changeflow (Trackly) logo
Changeflow (Trackly)
Listen Notes logo
Listen Notes
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
Real-time
Data granularity
MinuteEOD
Not specified
Access & integrations
API protocols
REST
REST
API auth & delivery
Auth: APIKeyWebhooksDocs
Auth: APIKey
Import methods
ManualCSV
Not specified
Integrations
SlackMicrosoft TeamsDiscordZapierMake (Integromat)n8nRSS readers (e.g., Feedly, Inoreader)
ZapierIFTTTRSS
Export formats
CSVJSON
CSVJSON
Plans & trust
Security & compliance
Encryption in transit
Status page
Capability signals
AI summaries: Filings and News
Not specified
Vendor & support
Changeflow LimitedCountry: United KingdomSupport: Email, Chat, and Phone
Listen Notes, Inc.Country: USFounded 2017Support: Email
Curation ratings
Not specified
Methodology 4/5Reliability 4/5UX 4/5

Green tags are exclusive to that tool in this comparison.

Pricing

Plans, billing, free trials, and monthly prices.
Show
Plan-by-plan pricing comparison of Changeflow (Trackly) and Listen Notes
Tier
Changeflow (Trackly) logo
Changeflow (Trackly)Cheaper start
Listen Notes logo
Listen Notes
Free plan
Freesources: 3
Freemonthly requests: 150 · search results per query: 30 · +2 more
Entry paid plan
$1188/yr≈ $99/mo“Professional”sources: 100 · users: 2 · +6 more
$200/mo“PRO”included monthly requests: 5,000 · search results per query: 300 · +1 more
Top plan
$2988/yr≈ $249/mo“Business”sources: 500 · users: 5 · +5 more
—
Custom / enterprise
Contact sales“Enterprise”minimum check frequency: Every 10 minutes
Contact sales“ENTERPRISE”
Free trial30 days—

Questions we keep getting

What's the difference between Changeflow (Trackly) and Listen Notes?

Changeflow (Trackly) leans toward alerts, news, and regulatory filings monitoring, while Listen Notes puts more weight on APIs & data feeds, alerts, and education. They overlap in 2 categories, so for most people it comes down to workflow preference and price.

How much do Changeflow (Trackly) and Listen Notes cost?

Good news: both Changeflow (Trackly) and Listen Notes 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 Listen Notes on my phone?

Listen Notes 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 Listen Notes 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 Listen Notes?

It depends on what you're after. Pick Changeflow (Trackly) if news and regulatory filings monitoring matter to you; go with Listen Notes if you'd rather have education and other. And if you only need the basics both share, let price decide.

What asset classes do Changeflow (Trackly) and Listen Notes cover?

Both cover other. Changeflow (Trackly) also handles stocks.

Do Changeflow (Trackly) and Listen Notes 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 Listen Notes?

Yes, both export to spreadsheets (CSV), which is handy if you like running your own numbers.

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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.