How to Build Your Own TurboTax
Replace TurboTax with a custom build. File Taxes Online, Tax Filing Made Easy
Build Difficulty: 4/5
A few focused days to build a solid replacement
Estimated Timeline
Based on 38 features at Few Days difficulty, expect about 3-5 days with AI-assisted development.
Recommended Tech Stack
Full-stack React framework with API routes and server components
PostgreSQL database, auth, and real-time subscriptions
Utility-first styling for rapid UI development
Key Features to Replicate
Top features across 8 categories. See all 38 features
Tax Support(13 features)
Handle 1099-INT, 1099-DIV, 1099-OID, 1099-NEC, and 1099-G income types
Support for sole proprietor, S-corp, partnership, and multi-member LLC returns
Help with Child Tax Credit (CTC) eligibility and calculations
Guide and calculate EITC eligibility and amounts
Support for simple Form 1040 returns with basic credits and deductions
+8 more in this category
Guarantee(6 features)
Guaranteed accurate calculations or TurboTax pays any IRS penalties and interest
Your tax return backed for the full 7-year life of your return with 100% accurate calculations and audit support
Combined guarantees for business returns including accurate calculations, maximum savings, and audit support
Expert-approved guarantee that expert will find every dollar deserved and file correctly or refund and pay penalties
Guaranteed expert-approved work covers topic-specific tax advice, section review, or signed preparer errors
+1 more in this category
Service(4 features)
File your own taxes by answering simple questions with guided support
Get advice from tax experts as you file, with a final expert review
A tax expert files your taxes completely from start to finish
Match with a local tax expert as soon as today for expert assistance
Filing(3 features)
Ability to file amended returns after initial filing
Electronic filing of tax returns
Option to print and mail tax returns
Analysis(2 features)
Determine which tax credits you qualify for
See how making minor changes affects your whole return and decide on deductions
Calculation(2 features)
Automatic IRS standard deduction calculation and application
Preview your refund or see what you'll owe with tax estimator tool
Support(2 features)
Fee-based service for representation before the IRS
One-on-one question-and-answer support with a tax professional if you receive an audit letter
Data Management(1 features)
Snap a photo, upload docs, or import them directly from employers or financial institutions
Cost Calculator
Pricing data not available for TurboTax. Check their website for current pricing.