Tool Comparison
Changeflow (Trackly) vs Firefly III
- Paid from
- $99/mo
- Free plan
- Yes
- Platforms
- Web, API, Other
Best if
- Delayed quotes won't cut it; you need real-time data
- You want alerts, news, and regulatory filings monitoring.
- Paid from
- —
- Free plan
- Yes
- Platforms
- Web, API
Best if
- You want portfolio and other.
Start here
Changeflow (Trackly)
Free • From $1188/yr · Web · API · Other
- Delayed quotes won't cut it; you need real-time data
- You want alerts, news, and regulatory filings monitoring.
Pick Firefly III instead if
Firefly III
Free · Web · API
- You want portfolio 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 Firefly III cover a lot of the same ground (2 shared categories, APIs & data feeds and webhooks), so for the basics you won't go far wrong with either. Changeflow (Trackly) simply does more: 10 categories to Firefly III's 4, including alerts, news, and regulatory filings monitoring. Firefly III counters by being completely free.
What readers say
Changeflow (Trackly)
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Firefly III
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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 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 Firefly III does best
- Self-host a personal finance ledger under the AGPLv3 open-source license rather than using a hosted budgeting app.
- Track accounts and transactions with double-entry bookkeeping, budgets, categories, tags, recurring transactions, subscriptions, piggy banks, rules, and reports.
- Use the JSON REST API with OAuth2 or personal access tokens for dashboards, automations, and personal analytics.
- Optional event webhooks for transaction create, update, and delete events when enabled through environment configuration.
- Import transaction data through the separate Data Importer using CSV, CAMT.052, CAMT.053, GoCardless, SimpleFIN, Lunch Flow, or Enable Banking.
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 |
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 | Yes | Yes |
Broker sync | — | No |
Integrations | Slack, Microsoft Teams +5 more | GoCardless, SimpleFIN +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 | — |
| 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 Changeflow (Trackly) | Visit Firefly III |
Standout features
The best features of Changeflow (Trackly) and Firefly III.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 Firefly III does best
- Self-host a personal finance ledger under the AGPLv3 open-source license rather than using a hosted budgeting app.
- Track accounts and transactions with double-entry bookkeeping, budgets, categories, tags, recurring transactions, subscriptions, piggy banks, rules, and reports.
- Use the JSON REST API with OAuth2 or personal access tokens for dashboards, automations, and personal analytics.
- Optional event webhooks for transaction create, update, and delete events when enabled through environment configuration.
- Import transaction data through the separate Data Importer using CSV, CAMT.052, CAMT.053, GoCardless, SimpleFIN, Lunch Flow, or Enable Banking.
All details
Every attribute we track for Changeflow (Trackly) and Firefly III.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 | Not specified |
Coverage details | 4 countries | Not specified |
| Data | ||
Data freshness | Real-time | Not specified |
Data granularity | MinuteEOD | Not specified |
| Access & integrations | ||
API protocols | REST | REST |
API auth & delivery | Auth: APIKeyWebhooksDocs | Auth: OAuth2 and APIKeyWebhooks |
Import methods | ManualCSV | CSVManual |
Integrations | SlackMicrosoft TeamsDiscordZapierMake (Integromat)n8nRSS readers (e.g., Feedly, Inoreader) | GoCardlessSimpleFINLunch FlowEnable BankingSlackDiscordMattermost |
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 | Firefly III (open-source project)Support: 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.ShowHide
Pricing
| Tier | ||
|---|---|---|
| Free plan | Freesources: 3 | Free |
| Entry paid plan | $1188/yr≈ $99/mo“Professional”sources: 100 · users: 2 · +6 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 | — |
| Free trial | 30 days | — |
Questions we keep getting
What's the difference between Changeflow (Trackly) and Firefly III?
Changeflow (Trackly) leans toward alerts, news, and regulatory filings monitoring, while Firefly III puts more weight on portfolio, APIs & data feeds, and webhooks. They overlap in 2 categories, so for most people it comes down to workflow preference and price.
How much do Changeflow (Trackly) and Firefly III cost?
Good news: both Changeflow (Trackly) and Firefly III have free plans, so you can run them side by side and only pay if you hit a wall.
Do Changeflow (Trackly) and Firefly III 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 Firefly III?
It depends on what you're after. Pick Changeflow (Trackly) if alerts and news matter to you; go with Firefly III if you'd rather have portfolio and other. And if you only need the basics both share, let price decide.
What asset classes do Changeflow (Trackly) and Firefly III cover?
Both cover other. Changeflow (Trackly) also handles stocks.
Does Changeflow (Trackly) or Firefly III have real-time data?
Changeflow (Trackly) offers real-time data, which matters if you trade actively. Firefly III 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 Changeflow (Trackly) and Firefly III?
Yes, both export to spreadsheets (CSV), which is handy if you like running your own numbers.
Can I track my portfolio with Changeflow (Trackly) or Firefly III?
Firefly III handles portfolio tracking. Changeflow (Trackly) is really a research tool; you'd track your portfolio elsewhere.
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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.