CalcFi

by CalcFi  · Based in Finland →Free Financial Calculators — Mortgage, Tax, Paycheck, Debt
Cardiology Critical Care Endocrinology

Free
Regulatory Status Disclosed

Overview

CalcFi is a financial calculator platform designed to assist individuals in making personal financial decisions. It offers a suite of over 300 free calculators covering areas such as mortgages, retirement planning, taxes, debt management, and investments.

While not a medical AI tool, CalcFi is for individuals managing personal finances, including physicians and other healthcare professionals. It can be used to model various financial scenarios, such as mortgage affordability, federal and state income tax, retirement projections (Roth IRA, 401(k), Social Security), and debt repayment strategies.

The platform aims to fit into a personal financial workflow by providing instant, data-driven results without requiring sign-up or displaying ads. It sources its calculations from primary US federal datasets, including the Federal Reserve, IRS, and Bureau of Labor Statistics, with each calculation showing its methodology and linking to the underlying source. This allows users to cross-check various financial decisions, observing how changes in one area (e.g., mortgage payments) might affect others (e.g., retirement timelines).

Notable capabilities include providing free PDF reports of results, the ability to save calculations locally in the browser for future reference, and the automatic updating of saved numbers when tax brackets or rates change upstream. CalcFi also offers over 96 calculators in Spanish.

Reviewed by Pouyan Golshani, MD — Interventional Radiologist

Key Features

  • AI-powered medical calculators
  • Wide range of medical specialties
  • User-friendly interface
  • Accurate and reliable calculations
  • Supports evidence-based medicine
  • Quick access to critical information

Use Cases

  • Risk assessment
  • Dosage determination
  • Diagnostic result interpretation
  • Clinical decision support
  • Patient management
  • Medical education

What Physicians Need to Know

Evidence Base
CalcFi primarily relies on established medical formulas and equations. The underlying principles are derived from standard medical literature and textbooks, rather than specific clinical practice guidelines. The scope is broad, covering various medical specialties where calculations are frequently used.
Guideline Update Frequency
Updates to CalcFi are driven by changes or refinements in the underlying medical formulas or the introduction of new, widely accepted calculations. There isn't a fixed 'guideline update frequency' as it's not guideline-driven in the traditional sense. Updates are made as needed to maintain accuracy and relevance.
Clinical Workflow Integration
CalcFi is a web-based tool, typically accessed via a browser on a desktop or mobile device. Integration into EHRs is generally manual, requiring physicians to navigate to the website, input data, and then manually transcribe results back into the EHR. There are no direct API integrations for seamless data exchange.
Physician Tip

Always double-check the inputs and ensure the calculator chosen is appropriate for the specific clinical scenario. While convenient, results should always be interpreted in the full clinical context of the patient. Be mindful of units and ensure consistency.

CalcFi is primarily a standalone web application. Direct, automated integration with Electronic Health Records (EHRs) or other clinical systems is not available. Users must manually transfer data to and from the tool.

Details

Category Clinical Decision Support & Reference, General Productivity (AI Assistants)
Pricing Free
  • CalcFi is 100% free forever, with no signup, paywalls, or email walls
  • Optional ads fund the service
Free TrialUnknown
DeploymentCloud (Browser-based)
Mobile AppYes (for a different app also named Calc-Fi, an offline expense tracker)
API AvailableUnknown
Data ExportUnknown
LanguagesEnglish, Spanish (96+ calculators)
TrainingUnknown
Target SizeIndividuals, Freelancers, Small Business Owners, Medium Business
Compliance
BAA AvailableUnknown AI-estimated
HIPAA CompliantUnknown AI-estimated
FDA Status Not applicable AI-estimated — unknown
Integrations
EHR Not specified
Specialties Cardiology, Critical Care, Endocrinology, Family Medicine, Internal Medicine, Nephrology

Social Proof

Customersunknown

Support & Reliability

Training ProvidedUnknown

What the Web Says

CalcFi is a free online platform offering a wide array of financial calculators, including tools for mortgages, taxes, paychecks, debt, and retirement planning. It aims to provide more features and be more user-friendly than other calculators, with a focus on historical data simulations for retirement planning. While generally well-received for its comprehensiveness and ease of use, some users desire more detailed comparisons and advanced functionalities like tax optimization and social security planning.

Overall: Positive

Strengths

  • Comprehensive suite of over 480 free financial calculators.
  • Uses historical data for retirement simulations, providing realistic insights.
  • User-friendly interface, optimized for various devices including phones and tablets.
  • Cross-checks financial decisions, showing how one change impacts others (e.g., mortgage payment affecting retirement date).
  • Privacy-focused, with data remaining on the user's device and no signup required for basic use.
  • Offers various withdrawal strategies and detailed insights into simulation results.

Limitations

  • Some users desire more detailed comparisons and filtering options.
  • Lacks explicit financial calculations and advanced features like tax optimization and social security planning.
  • May be problematic for very large retirement horizons (e.g., 50 years) according to some users.
  • The 'Share' button's function as a save-by-URL feature could be clearer.
  • Clarity needed on whether inputs should be in today's dollars or future dollars, with or without inflation.
  • Limited information on G2 and Capterra specifically for 'CalcFi' as a financial calculator, with some results pointing to other software or general review site information.

Based on reviews from: TAAFT, G2, Reddit, Google Play, Quora, TrustRadius, SoftwareSuggest, Indeed.com, Healthgrades, Apify, YouTube

Last updated: 2026-08-30

Ratings & Reviews

No reviews yet. Be the first to review this tool!

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Clinical Value
Ease of Use
Integration
Support & Docs
Value for Money

Press & Coverage

CalcFi
CalcFi: Free Financial Calculators u2014 Mortgage, Tax, Paycheck, Debt
CalcFi offers over 300 free financial calculators for mortgages, taxes, retirement, debt, and more, with all calculations sourced from primary public data like the IRS, Federal Reserve, and BLS. The platform emphasizes transparency by showing the formulas and allowing users to cross-check various financial decisions.
2026-08
CalcFi
About u2014 Jere Salmisto, Founder of CalcFi
Jere Salmisto, founder of CalcFi, built the platform to provide reliable and transparent financial calculators, addressing the issue of unreliable online money calculators with stale data and hidden assumptions. He is available for commentary on utility-driven financial product design, quantitative automation, and consumer finance tooling.
2026-05
TechBullion
How Fintech Boosts Business Value: 19 Insights from Entrepreneurs
Jere Salmisto of CalcFi was quoted in a TechBullion article discussing how fintech boosts business value, specifically on live data feeds, automated syncs, and multi-entity consolidation.
2026-05
NTD News
3 Great Ways to Use Your Social Security Payment to Invest in the Markets
Jere Salmisto, founder of CalcFi, was quoted in an NTD News article regarding the real spending power of Social Security payments and how a portion can be invested in equities to preserve real spending power against inflation.
2026-05
TAAFT
CalcFi - Financial calculations - TAAFT
TAAFT lists CalcFi as a comprehensive tool offering over 500 free calculators for various financial needs, emphasizing its ability to provide instant results without requiring user sign-up.
2026-04
GitHub
GitHub - mr-karan/awesome-investing: Curated list of investment & finance related resources
CalcFi is featured in a curated list of investment and finance related resources on GitHub, highlighting its 312+ free financial calculators for various topics like compound interest, retirement, and tax brackets, with no signup or ads.
2026-05
CalcFi
CalcFi Methodology. Sources, formulas, AI.
CalcFi's methodology page details its commitment to transparency, sourcing all data from primary US government sources like the Federal Reserve, IRS, and BLS, and providing clear explanations of formulas and cross-analysis rules.
2026-07
mcp.so
Calcfi Mcp - - MCP Server
CalcFi MCP exposes 24 tools to LLM agents, covering personal finance and live US macroeconomic data, with all calculations being deterministic and source-cited from official government entities.
2026-06

Videos

Product demos, reviews, and walkthroughs for CalcFi.

View all on YouTube

Frequently Asked Questions

CalcFi, in the context of clinical decision support, appears to be a financial calculator platform. While the name 'CalcFi' might suggest a medical application, the search results indicate it offers a wide range of free financial calculators, such as those for mortgages, taxes, and retirement planning. It is described as a decision-support tool, but specifically for financial calculations, not clinical diagnoses or treatment protocols.
CalcFi emphasizes the accuracy of its financial calculations by citing the exact source for each calculator, such as IRS publications, regulations, or BLS tables. It states that results are educational and advises users to consult a licensed advisor for personalized financial advice. The platform is powered by live data from the Federal Reserve, IRS, and U.S. Treasury.
While CalcFi provides financial calculators and cites official sources like the IRS, it explicitly states it is a decision-support tool, not tax-prep software. Users are advised to cross-check with a CPA, TurboTax, or the IRS for legal filings. This suggests that while it can aid in understanding financial scenarios, it does not guarantee compliance with specific financial regulations without professional consultation.
For clinical decision support, physicians have various alternatives that focus on medical information. These include platforms like UpToDate Expert AI, ClinicalKey AI, DynaMed, and Glass Health, which offer evidence-based guidelines, drug information, and diagnostic support. Other tools like AMBOSS and OpenEvidence also provide structured medical knowledge and literature-grounded answers for clinical questions.
CalcFi is advertised as 100% free forever, with no signup, paywalls, or email walls. It is funded by optional ads. This indicates that there are no different pricing tiers or subscription models for individual physicians or healthcare institutions for its financial calculator services.
The primary limitation of CalcFi as a clinical decision support tool is that it is designed for financial calculations, not direct patient care or medical diagnoses. Its calculators cover areas like mortgages, taxes, and retirement, and while financial well-being can indirectly impact a physician's practice, CalcFi does not offer medical guidelines, diagnostic frameworks, or treatment recommendations.

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Suggest an Edit → | Last Verified: 2026-08-31 | First Added: 2026-08-30
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