Tool Comparison
Changeflow (Trackly) vs TrendSpider
- Paid from
- $1188/yr, billed annually
- Free plan
- Yes
- Platforms
- Web, API, Other
Best if
- You'd rather start free and only pay if you outgrow it
- You want an API so you can script or automate things
- You want regulatory filings monitoring, institutional ownership, and transcripts.
- Paid from
- $89/mo, billed monthly
- Free plan
- No
- Platforms
- Web, Mobile
Best if
- You do a lot of your research from your phone
- You want data visualizations, screeners, and stock ideas.
- You trade often and need tooling built for speed
Pick Changeflow (Trackly) if
Changeflow (Trackly)
Free • From $1188/yr, billed annually · Web · API · Other
- You'd rather start free and only pay if you outgrow it
- You want an API so you can script or automate things
- You want regulatory filings monitoring, institutional ownership, and transcripts.
Pick TrendSpider if
TrendSpider
From $89/mo, billed monthly · Web · Mobile
- You do a lot of your research from your phone
- You want data visualizations, screeners, and stock ideas.
- You trade often and need tooling built for speed
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 TrendSpider cover a lot of the same ground (6 shared categories, including alerts, news, and insider data), so for the basics you won't go far wrong with either. TrendSpider simply does more: 21 categories to Changeflow (Trackly)'s 10, including data visualizations, screeners, and stock ideas, plus a mobile app. Changeflow (Trackly) counters by letting you start free.
What readers say
Changeflow (Trackly)
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Key differences at a glance
- Free plan
- Changeflow (Trackly)
- Free trial
- Changeflow (Trackly)30 days
- Broader coverage
- TrendSpider21 vs 10 categories
- Mobile app
- TrendSpider
- API access
- Changeflow (Trackly)
- Global coverage
- Changeflow (Trackly)
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 TrendSpider does best
- Analysis of charts with automated trendlines and Fibonacci levels, pattern recognition, anchored studies, multi-timeframe overlays, heatmaps, Raindrop charts, relative performance, sector rotation, fundamentals, seasonality, and more than 300 indicators listed on the current pricing page.
- Tools for building technical, fundamental, pattern, AI-model, and alternative-data scans with visual scripting, multiple timeframes, more than 70 built-in scans, scheduled scans, smart watchlists, and exportable real-time Data Flow results.
- Tools for creating no-code long or short strategies in Strategy Tester, inspecting performance and price-behavior results, exporting trades, and forward-testing through bots.
- Set dynamic alerts on trendlines, drawings, and indicators, or combine market factors and timeframes in multi-factor alerts.
- Tools for running cloud strategy bots for signal monitoring and forward testing; attach webhooks to SignalStack, TradersPost, Alertatron, or another compatible service when external execution or workflow automation is required.
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, billed annually | From $89/mo, billed monthly |
Free tier | Yes | No |
Free trial | 30 days | — |
Plan limits | 17 limits: Free: sources: 3, Professional: sources: 100 +15 more | 51 limits: Standard: paid trial: $19 for 14 days, Standard: regular annual billing: $648/year ($54/month equivalent) +49 more |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | Yes |
API access | Yes | No |
Broker sync | — | Yes |
Integrations | Slack, Microsoft Teams +5 more | SignalStack, TradersPost +9 more |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Intermediate, Advanced |
Best for | Institutional Investors, Analysts +3 more | Retail Traders, Pro Retail +5 more |
Categories covered | 10 | 21 |
Regions | North America, Europe, APAC | North America |
| Data & capabilities | ||
Data quality | Latency: Real-time and Granularity: Minute and EOD | Latency: Real-time, 15-min Delayed, and End of Day and Granularity: Minute and EOD |
Data partners | — | 5 partners: ICE Data Services, Benzinga +3 more |
Capabilities | AI summaries: Filings and News | 6 signals: Custom formulas, Universe builder +4 more |
Security | Encryption in transit | Status page and Encryption in transit |
| Try it | Visit Changeflow (Trackly) | Visit TrendSpider |
Standout features
The best features of Changeflow (Trackly) and TrendSpider.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 TrendSpider does best
- Analysis of charts with automated trendlines and Fibonacci levels, pattern recognition, anchored studies, multi-timeframe overlays, heatmaps, Raindrop charts, relative performance, sector rotation, fundamentals, seasonality, and more than 300 indicators listed on the current pricing page.
- Tools for building technical, fundamental, pattern, AI-model, and alternative-data scans with visual scripting, multiple timeframes, more than 70 built-in scans, scheduled scans, smart watchlists, and exportable real-time Data Flow results.
- Tools for creating no-code long or short strategies in Strategy Tester, inspecting performance and price-behavior results, exporting trades, and forward-testing through bots.
- Set dynamic alerts on trendlines, drawings, and indicators, or combine market factors and timeframes in multi-factor alerts.
- Tools for running cloud strategy bots for signal monitoring and forward testing; attach webhooks to SignalStack, TradersPost, Alertatron, or another compatible service when external execution or workflow automation is required.
All details
Every attribute we track for Changeflow (Trackly) and TrendSpider.ShowHide
All details
| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksOther | StocksETFsOptionsFuturesCommoditiesCurrenciesCryptos |
Experience | BeginnerIntermediateAdvanced | IntermediateAdvanced |
Target audience | Institutional InvestorsAnalystsQuants/DevelopersAsset ManagersHedge Funds | Retail TradersPro RetailDay TradersSwing TradersAlgo TradersQuants/DevelopersInstitutional Investors |
Regions | North AmericaEuropeAPAC | North America |
Coverage details | 4 countries | Countries: US4 exchangesIdentifiers: Ticker |
| Data | ||
Data freshness | Real-time | Real-time15-min DelayedEnd of Day |
Data granularity | MinuteEOD | MinuteEOD |
Data partners | Not specified | ICE Data ServicesBenzingaIntrinioQuiver QuantFINRA |
| Access & integrations | ||
API protocols | REST | Not specified |
API auth & delivery | Auth: APIKeyWebhooksDocs | Not specified |
Import methods | ManualCSV | CSV |
Integrations | SlackMicrosoft TeamsDiscordZapierMake (Integromat)n8nRSS readers (e.g., Feedly, Inoreader) | SignalStackTradersPostAlertatronZapierMakeSlackDiscordIFTTT+3 more |
Export formats | CSVJSON | CSV |
| Plans & trust | ||
Security & compliance | Encryption in transit | Status pageEncryption in transit |
Capability signals | AI summaries: Filings and News | Custom formulasUniverse builderGreeksIV surfaceBroker syncAI summaries: Filings, Transcripts, and News |
Vendor & support | Changeflow LimitedCountry: United KingdomSupport: Email, Chat, and Phone | TrendSpider LLCSupport: Email, Chat, and Phone |
Curation ratings | Not specified | Methodology 4/5Reliability 4/5UX 3/5 |
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 | — |
| Entry paid plan | $1188/yrBilled annually≈ $99/mo“Professional”sources: 100 · users: 2 · +6 more | $89/moBilled monthly“Standard”paid trial: $19 for 14 days · regular annual billing: $648/year ($54/month equivalent) · +10 more |
| Tier 2 | $2988/yrBilled annually≈ $249/mo“Business”sources: 500 · users: 5 · +5 more | $149/moBilled monthly“Premium”paid trial: $29 for 14 days · regular annual billing: $1,092/year ($91/month equivalent) · +10 more |
| Tier 3 | — | $199/moBilled monthly“Enhanced”paid trial: $39 for 14 days · regular annual billing: $1,464/year ($122/month equivalent) · +10 more |
| Top plan | — | $349/moBilled monthly“Advanced”paid trial: $49 for 14 days · regular annual billing: $2,568/year ($214/month equivalent) · +10 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 Changeflow (Trackly) and TrendSpider?
Changeflow (Trackly) leans toward alerts, news, and regulatory filings monitoring, while TrendSpider puts more weight on data visualizations, screeners, and stock ideas. They overlap in 6 categories, so for most people it comes down to workflow preference and price.
Is Changeflow (Trackly) or TrendSpider free to use?
Changeflow (Trackly) has a free tier, so you can get started without paying anything. TrendSpider is paid-only. If budget matters, start with Changeflow (Trackly) and see how far it takes you before opening your wallet.
Which is better for beginners: Changeflow (Trackly) or TrendSpider?
Changeflow (Trackly) is the friendlier place to start; its interface takes less getting used to. Both work fine once you're past the basics.
Can I use Changeflow (Trackly) or TrendSpider on my phone?
TrendSpider 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.
Does Changeflow (Trackly) or TrendSpider have an API?
Changeflow (Trackly) has an API for programmatic access and custom integrations. TrendSpider doesn't, so you're working through its interface.
Should I choose Changeflow (Trackly) or TrendSpider?
It depends on what you're after. Pick Changeflow (Trackly) if regulatory filings monitoring and institutional ownership matter to you; go with TrendSpider if you'd rather have data visualizations and screeners. And if you only need the basics both share, let price decide.
What asset classes do Changeflow (Trackly) and TrendSpider cover?
Both cover stocks. Changeflow (Trackly) also handles other. TrendSpider adds ETFs, options, and futures on top.
Do Changeflow (Trackly) and TrendSpider offer real-time data?
Yes, both serve real-time market data, so either works when timing matters.
Which covers international markets: Changeflow (Trackly) or TrendSpider?
Changeflow (Trackly) has documented international coverage (North America, Europe, and APAC), so it's the safer bet if you hold non-US stocks. TrendSpider is more region-specific, mainly North America.
Can I export data from Changeflow (Trackly) and TrendSpider?
Yes, both export to spreadsheets (CSV), which is handy if you like running your own numbers.
Is Changeflow (Trackly) or TrendSpider better for day trading?
TrendSpider is the one positioned more for active traders. Changeflow (Trackly) is the better fit if you care less about fast trading workflows and more about a calmer research process.
Which has a better stock screener: Changeflow (Trackly) or TrendSpider?
TrendSpider has a stock screener for surfacing ideas; Changeflow (Trackly) doesn't, and focuses its energy elsewhere.
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