VOL. XCIV, NO. 247

★ FINANCIAL TOOLS & SERVICES DIRECTORY ★

PRICE: 5 CENTS

Saturday, September 27, 2025

Investors comparing Firefly III and Hunter will find that Both Firefly III and Hunter concentrate on APIs & SDKs, and Webhooks workflows, making them natural alternatives for similar investment research jobs. Firefly III leans into Portfolio, and Other, which can be decisive for teams that need depth over breadth. Hunter stands out with Zapier / Make, and Sheets / Excel Add-ins that the competition lacks. Use the feature-by-feature table to inspect unique capabilities and confirm which roadmap best maps to your process.

Head-to-head

Firefly III vs Hunter

Compare pricing, supported platforms, categories, and standout capabilities to decide which tool fits your workflow.

Quick takeaways

  • Firefly III adds Portfolio, and Other coverage that Hunter skips.
  • Hunter includes Zapier / Make, and Sheets / Excel Add-ins categories that Firefly III omits.
  • Firefly III highlights: Self-hosted open-source personal finance manager (AGPLv3 license)., Supports double-entry bookkeeping with budgets, categories, tags, and detailed reporting., and Comprehensive REST API (JSON) with OAuth2 and Personal Access Tokens, plus a full OpenAPI specification..
  • Hunter is known for: Domain Search to discover professional emails by company or domain., Email Finder tool that returns verified or deduced addresses with a confidence score and verification status., and Email Verifier with SMTP-level checks and source information; supports bulk verification..
Firefly III logo

Firefly III

firefly-iii.org

An open-source, self-hosted personal finance manager licensed under AGPLv3. Offers full double-entry bookkeeping, REST APIs, and optional event webhooks. Exchange-rate conversion is available from v6.2 onward as an opt-in feature. Bank connections are handled separately through the Firefly Data Importer app.

Platforms

Web
API

Pricing

Free

Quick highlights

  • Self-hosted open-source personal finance manager (AGPLv3 license).
  • Supports double-entry bookkeeping with budgets, categories, tags, and detailed reporting.
  • Comprehensive REST API (JSON) with OAuth2 and Personal Access Tokens, plus a full OpenAPI specification.
  • Event webhooks for transaction create/update/delete, enabled through environment configuration.
  • Separate Data Importer tool supports CSV and CAMT.053, with optional bank integrations via Salt Edge, GoCardless, and SimpleFIN.
Hunter logo

Hunter

hunter.io

An email outreach and verification platform with both web and API access. The free plan includes API keys and unlimited team members, though CSV exports are capped (e.g. 10 results per domain) and some Campaigns features like link tracking and reporting are restricted. Campaign webhooks are supported, making it easy to integrate Hunter into wider workflows.

Platforms

Web
API

Pricing

Free
Subscription

Quick highlights

  • Domain Search to discover professional emails by company or domain.
  • Email Finder tool that returns verified or deduced addresses with a confidence score and verification status.
  • Email Verifier with SMTP-level checks and source information; supports bulk verification.
  • Bulk tools (Domain Search, Email Finder, Email Verifier) accept CSV/Excel/Numbers/TXT input and return CSV exports.
  • Google Sheets add-on to find and verify emails directly in spreadsheets using an API key.

Shared focus areas

Both platforms align on these research themes, so you can stay within one workflow when your use case involves them.

Where they differ

Firefly III

Distinct strengths include:

  • Self-hosted open-source personal finance manager (AGPLv3 license).
  • Supports double-entry bookkeeping with budgets, categories, tags, and detailed reporting.
  • Comprehensive REST API (JSON) with OAuth2 and Personal Access Tokens, plus a full OpenAPI specification.
  • Event webhooks for transaction create/update/delete, enabled through environment configuration.

Hunter

Distinct strengths include:

  • Domain Search to discover professional emails by company or domain.
  • Email Finder tool that returns verified or deduced addresses with a confidence score and verification status.
  • Email Verifier with SMTP-level checks and source information; supports bulk verification.
  • Bulk tools (Domain Search, Email Finder, Email Verifier) accept CSV/Excel/Numbers/TXT input and return CSV exports.

Feature-by-feature breakdown

AttributeFirefly IIIHunter
Categories

Which research workflows each platform targets

Shared: APIs & SDKs, Webhooks

Unique: Portfolio, Other

Shared: APIs & SDKs, Webhooks

Unique: Zapier / Make, Sheets / Excel Add-ins

Asset types

Supported asset classes and universes

Other

Other

Experience levels

Who each product is built for

Beginner, Intermediate, Advanced

Beginner, Intermediate, Advanced

Platforms

Where you can access the product

Web, API

Web, API

Pricing

High-level pricing models

Free

Free, Subscription

Key features

Core capabilities called out by each vendor

Unique

  • Self-hosted open-source personal finance manager (AGPLv3 license).
  • Supports double-entry bookkeeping with budgets, categories, tags, and detailed reporting.
  • Comprehensive REST API (JSON) with OAuth2 and Personal Access Tokens, plus a full OpenAPI specification.
  • Event webhooks for transaction create/update/delete, enabled through environment configuration.
  • Separate Data Importer tool supports CSV and CAMT.053, with optional bank integrations via Salt Edge, GoCardless, and SimpleFIN.
  • CSV export available for accounts, budgets, categories, tags, recurring transactions, subscriptions, piggy banks, rules, and more.

Unique

  • Domain Search to discover professional emails by company or domain.
  • Email Finder tool that returns verified or deduced addresses with a confidence score and verification status.
  • Email Verifier with SMTP-level checks and source information; supports bulk verification.
  • Bulk tools (Domain Search, Email Finder, Email Verifier) accept CSV/Excel/Numbers/TXT input and return CSV exports.
  • Google Sheets add-on to find and verify emails directly in spreadsheets using an API key.
  • Email integrations with Gmail and Outlook to send campaigns directly.
Tested

Verified by hands-on testing inside Find My Moat

Not yet

Not yet

Editor pick

Featured inside curated shortlists

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Frequently Asked Questions

Which workflows do Firefly III and Hunter both support?

Both platforms cover APIs & SDKs, and Webhooks workflows, so you can research those use cases in either tool before digging into the feature differences below.

Do Firefly III and Hunter require subscriptions?

Both Firefly III and Hunter keep freemium access with optional paid upgrades, so you can trial each platform before committing.

How can you access Firefly III and Hunter?

Both Firefly III and Hunter prioritize web or desktop access. Investors wanting a mobile-first workflow may need to rely on responsive web views.

What unique strengths set the two platforms apart?

Firefly III differentiates itself with Self-hosted open-source personal finance manager (AGPLv3 license)., Supports double-entry bookkeeping with budgets, categories, tags, and detailed reporting., and Comprehensive REST API (JSON) with OAuth2 and Personal Access Tokens, plus a full OpenAPI specification., whereas Hunter stands out for Domain Search to discover professional emails by company or domain., Email Finder tool that returns verified or deduced addresses with a confidence score and verification status., and Email Verifier with SMTP-level checks and source information; supports bulk verification..

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.