Free tools & guides for Amazon sellers.
Built by the team behind $250M+ in managed marketplace revenue. No signup required.
Calculators & Estimators
TACoS Calculator
Calculate your ACOS, TACoS, and ROAS instantly. Enter your ad spend, ad-attributed revenue, and total revenue to see how efficiently your advertising drives growth.
FBA Margin Calculator
Model per-unit profitability for Amazon FBA products. See gross margin, contribution profit, and the maximum ACOS each SKU can sustain before losing money.
Amazon Category Calculator
Explore revenue, seller share, and competition across 36,000+ Amazon categories powered by SmartScout data. Model your full P&L with COGS, fees, and ad spend.
Guides
Directories
Amazon Seller Tools Directory
48+ Amazon seller tools reviewed by marketplace experts. PPC automation, product research, repricing, inventory forecasting, and more — all in one place.
Agency Comparison Pages
Side-by-side comparisons of 595 Agency vs other Amazon agencies. Transparent breakdowns of services, pricing, and approach.
Need hands-on help with your Amazon business?
We work with 5–10 brands at a time to ensure senior-level attention. Let's talk about what growth looks like for your brand.