| What it does | Free Amazon FBA calculators and seller tools with verified 2026 fee rates
| Free calculators for professionals across multiple industries
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| Stage | Startup
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| Founded | 2026
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| Based in | CN
| US
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| Pricing model | Freemium
| Free
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| Pricing | Free core tools with no signup. Pro plan: $29.99/month or $299/year (save 17%). One-time fee audit service: $299 for up to 50 SKUs, $4 per extra SKU.
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| Key features | - FBA Profit Calculator with all hidden fees
- PPC Analyzer for ACOS and ROAS calculation
- Fee Simulator comparing fulfillment methods
- Listing Grader with optimization tips
- Review Analyzer for competitive insights
- Inventory Optimizer with restock alerts
- Cost Tracker for expense management
- Real-time exchange rate conversion updated every 5 minutes
| - Agency retainer profitability calculator
- Freelance hourly rate calculator
- Restaurant food cost and menu price calculator
- Photography session price calculator
- Real estate commission split calculator
- Online coach client capacity calculator
- Personal trainer package calculator
- DJI drone LUT finder
- Raised bed soil calculator
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| What makes it different | - 50+ free tools with no signup, login or credit card required
- Fee rates verified monthly with open-source data published under CC BY 4.0
- Built by an 8-year Amazon FBA seller addressing real seller pain points
- Supports multiple marketplaces: Amazon US/EU/UK/JP/CA/AU, Temu, TikTok Shop, and Etsy
- Transparent formulas using industry-standard calculations verifiable by users
| - Completely free with no sign-up or data storage required
- Works directly in browser without installation or account
- Wide range of specialized calculators for multiple professions
- Built by a product research team
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 23 ● no change since last check | 2 ▲ +1 (up) since last check |
| Trust Flow (Majestic) | 0 | 0 |
| Citation Flow (Majestic) | 16 | 0 |
| Referring domains (Majestic) | 10 | 0 |