Mad Fientist

What Mad Fientist does

Mad Fientist is a privately-held personal finance content and tools platform serving the Financial Independence/Retire Early (FIRE) community. Founded in 2016 by an individual who achieved financial independence and left full-time corporate employment that same year, the company operates a long-form blog, a podcast distributed via Spotify and Apple Podcasts, and a suite of free tracking tools aimed at consumers pursuing early retirement through aggressive savings, tax optimization, investment efficiency, and geographic arbitrage. Its primary audience is US-based individuals aged 25–55 interested in FIRE strategies, with secondary reach into travel hacking and expat lifestyle content.

The platform's core products include the FI Laboratory (a web-based freemium application for charting progress toward financial independence with discretionary withdrawal rate calculators), a downloadable FI Spreadsheet for tracking net worth, investments, and time-to-FI, and a Credit Card Search tool monetized through card issuer affiliate links. The technology stack is built on WordPress with custom-developed web applications; no proprietary AI/ML capabilities are evident in the product surface, and partner integrations with Personal Capital, Mint.com, and ProjectionLab extend the planning functionality without in-house R&D.

The business model is primarily affiliate-referral based, generating commissions when readers sign up for recommended financial products such as Personal Capital and credit card issuers, supplemented by the FI Laboratory freemium SaaS offering and an opt-in email list of over 100,000 subscribers. The founder operates the company independently without venture capital or institutional investment, based in Chiang Mai, Thailand, while serving a primarily US/English-speaking audience. The company maintains a stated headcount band of 51–100, which appears inconsistent with the described solo-operator profile and likely reflects contracted contributors rather than traditional employees.

Name

Mad Fientist

Legal name

Mad Fientist

Website

https://madfientist.com

Company type

Private

Founded year

2016

Operating status

Operating

Headcount range

51–100 employees

Short description

Mad Fientist is a bootstrapped personal finance content platform serving FIRE (Financial Independence/Retire Early) consumers with a blog, podcast, FI Laboratory tracking tool, downloadable spreadsheets, and affiliate-monetized credit card recommendations, reaching 100,000+ email subscribers.

Ownership category

akta.pro rank

Product category

Personal Finance Education & Tools

NAICS

Web Search Portals and All Other Information Services (51929), Software Publishers (5132)

SIC

Services-Prepackaged Software (7372)

akta.pro primary industry

Creator Commerce & Affiliate Monetization Platforms (MPACAFAF)

akta.pro secondary industry

Credit Education, Monitoring & Consumer Credit Management Tools (FSAKAKAJ)

Keywords

• Personal finance education
• Financial independence planning
• Early retirement strategies
• Investment tracking software
• Travel credit card optimization

Headquarters

HQ city

Chiang Mai

HQ country

Thailand

HQ region

Asia

Markets served

GTM type

B2C

Offering type

Digital Commerce or Content

Cost components

Personnel, Technology or R&D, Marketing or Sales, Operations

Revenue model

1. Affiliate Marketing: The site earns commissions when readers sign up for financial products through affiliate links. This includes Personal Capital (investment aggregation), Chase credit cards, and other financial products. The Terms of Use explicitly states: 'Mad Fientist may have financial relationships with some of the merchants mentioned on the site and may be compensated if consumers utilize the links provided.'
2. Software Tools: The FI Laboratory software offers free basic tracking features with premium optimization, tax modeling, and scenario analysis features available through a paid plan with free trial.
3. Email List: Over 100,000 subscribers on the email list receive free updates and exclusive content. Email addresses are collected through opt-in and the site commits to not selling or renting them to third parties.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels5 records

Core offering

Mad Fientist provides free educational content (blog articles and podcast episodes) and proprietary software tools (FI Laboratory, FI Spreadsheet, and a Travel Credit Cards search tool) that help individuals pursue financial independence and early retirement. The platform monetizes primarily through affiliate commissions on partner financial products and a premium tier of FI Laboratory, while the core content and basic tools remain free.

Product overview

Mad Fientist offers a suite of free financial independence tools centered around the FI Laboratory (web-based progress tracker), the FI Spreadsheet (downloadable Excel/Google Sheets workbook), and the Travel Credit Cards tool. These core products help users track net worth, investments, spending, and calculate time to FI. The ecosystem also includes a blog and podcast as content platforms, plus a curated recommendation of ProjectionLab (a partner financial planning software) that users can access through affiliate links.

Differentiator

Problem solved

Functional benefit

Brands

• FI Laboratory: A software tool for tracking progress toward financial independence with graphing and calculation features.
• FI Spreadsheet
• Travel Credit Cards
• Financial Independence Podcast

Products and services

• FI Laboratory A free web-based software tool that allows users to track and chart their progress toward financial independence; includes a discretionary withdrawal rate calculator for early retirees. Offers premium tier for advanced optimization, tax modeling, and scenario analysis.
• FI Spreadsheet A downloadable personal financial independence spreadsheet with multiple tabs for tracking net worth, investments, spending averages, and calculating time to FI. Compatible with Excel and Google Sheets.
• Travel Credit Cards Search Tool A credit card search and comparison tool designed for travel hackers, featuring curated credit card recommendations with affiliate links to credit card issuers.
• Financial Independence Blog A long-form blog covering FIRE topics including tax avoidance, investing, geographic arbitrage, travel hacking, real estate, and withdrawal strategies, with how-to guides and personal stories.
• Financial Independence Podcast A podcast featuring interviews with FIRE community members, financial experts, and authors discussing financial independence strategies and lifestyle.

Quantifiable outcome

• Author achieved Financial Independence and left full-time job in August 2016, demonstrating personal proof of concept
• +1 more outcomes

Segments2 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration3 records

Feature3 records

Partnerships

Two partnerships are on record, tiered minor and core.

• Personal CapitalminorGTM or Marketing PartnerPersonal Capital is an investment aggregation and financial planning tool that Mad Fientist recommends for tracking portfolio balances. The site earns affiliate commissions when readers sign up through provided links. The author uses Personal Capital to aggregate all accounts for the FI spreadsheet tracking.
• ProjectionLabcoreTechnology or IntegrationProjectionLab is a financial planning software built specifically for FIRE individuals. The founder of ProjectionLab (Kyle) was introduced to the Mad Fientist audience and credits the community for helping him grow from a solo developer to a small profitable company. Mad Fientist features regular updates about new ProjectionLab features and capabilities, with the tool having grown to over 200,000 households.

Scale indicators2 records

Recent moves6 records

Expansion highlights3 records

Broad incumbents

• Empower (Personal Capital): Wealth management and financial planning platform that Mad Fientist recommends as an affiliate partner. Competes in financial planning software and offers tools with similar functionality to FI Laboratory.
• The Penny Hoarder: Personal finance content site with affiliate monetization across financial products. Overlaps with Mad Fientist on credit card and budget-related content for a financially cautious audience.
• Bankrate: Established personal finance content publisher covering credit cards, investing, and retirement. Operates at significantly larger scale and competes for the same affiliate-driven FIRE and credit card audience.
• NerdWallet: Large-scale personal finance content and affiliate platform that competes for the same credit card and financial product affiliate traffic but across a much broader personal finance remit.

Direct peers

• ProjectionLab: FIRE-focused financial planning software with 200,000+ households. Both a partner (Mad Fientist promotes it) and a borderline competitor — its software is more advanced than Mad Fientist's FI Laboratory.
• The Points Guy: Direct competitor in travel credit card content and affiliate monetization. The Points Guy is the dominant affiliate-driven publisher in the credit card rewards niche that Mad Fientist's Travel Credit Cards tool also targets.
• Mr. Money Mustache: Pioneer blog and founder-led personal brand in the FIRE space. Comparable content model (blog + community) serving the same FIRE audience with a focus on frugality and lifestyle design.
• ChooseFI: FIRE-focused podcast and community platform with similar content themes (tax optimization, investing, geographic arbitrage). Directly overlapping audience and content format.

Emerging players

• Wallet Hacks: Personal finance and travel hacking content site with affiliate-driven credit card recommendations. Directly comparable niche in travel credit card affiliate content.
• Root Money: Newer FIRE-focused media and newsletter brand covering financial independence, investing, and tax strategies. Targets the same niche audience with a modern newsletter-first content model.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xmadfientist.com/go/twitter
• YouTubemadfientist.com/youtube
• LinkedInmadfientist.com/go/linkedin

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Mad Fientist