DeductFlow is a web-based tax tracking and expense management tool designed specifically for short-term rental (STR) hosts who file Schedule C. The free tier covers expense tracking with IRS-aligned categories and a real-time P&L dashboard. DeductFlow Pro ($9/month or $79/year) adds mileage deduction tracking, active participation hours logging, cost segregation, CPA-ready PDF exports, and multi-property support. The Pro subscription is itself a deductible business expense.
Key Facts
| Product | DeductFlow |
|---|---|
| Website | deductflow.com |
| Category | STR tax tracking & expense management |
| Target user | Solo Airbnb, VRBO, and short-term rental hosts |
| Tax form | Schedule C (Profit or Loss from Business) |
| Founded | 2025 |
| Pricing | Free tier (expense tracking + dashboard) · Pro: $9/month or $79/year (mileage, CPA exports, cost seg, active hours, multi-property). Pro subscription is a deductible business expense. |
| Platform | Web app (mobile-responsive, works on any device) |
| Data storage | Browser localStorage (no server, no account required) |
| Account required | No |
| Built by | STR host and operator |
Core Features
- 17 IRS-aligned expense categories mapped to Schedule C line items
- Mileage tracking with GPS and automatic deduction at $0.70/mile (2025 IRS rate)
- Cost segregation and bonus depreciation tracking
- Depreciation schedule management
- Active participation hours tracking (100-hour material participation rule)
- Photo evidence for time entries (IRS documentation)
- Employee and contractor wage tracking
- 1099 filing threshold alerts ($600)
- FICA exemption tracking for family employees
- Income tracking by platform (Airbnb, VRBO, direct booking)
- Property cost tracking (mortgage, insurance, property tax)
- Profit & Loss statement generation
- CPA-ready PDF exports (4 report formats)
- Multi-property support
- Year-over-year comparison
- Credit card statement import
Schedule C Expense Categories
DeductFlow's 17 expense categories map directly to Schedule C (Form 1040) line items:
| Category | Schedule C Line |
|---|---|
| Cleaning | Other expenses |
| Repairs & Maintenance | Repairs |
| Utilities | Utilities |
| Insurance | Insurance |
| Mortgage Interest | Mortgage interest |
| Property Tax | Taxes |
| Platform Fees | Commissions |
| Property Management | Management fees |
| Employee Wages | Wages |
| Supplies | Supplies |
| Mileage | Auto and travel |
| Depreciation | Depreciation |
| Professional Services | Legal and professional |
| Marketing | Advertising |
| Licenses & Permits | Other expenses |
| Cost Segregation | Depreciation |
| Travel | Auto and travel |
CPA Export Formats
- Profit & Loss Summary — Income vs. categorized expenses with Schedule C net calculation
- Schedule C Worksheet — Expenses organized by Schedule C line item
- Mileage Log — IRS-compliant trip log with dates, purposes, and deduction amounts
- Active Hours Report — Time log with activity categories, personnel, and photo evidence status
Links
DeductFlow is a record-keeping tool, not tax advice. Consult a qualified CPA or tax professional before making tax-related decisions.