Research
Data & insights.
Stats and fee history we actually use in reviews — not a recycled infographic. Methodology lives on how we test.

Insights · 2026-08-28
Amazon FBA fee history 2020–2026: the OS Amazon charges you to sell through
Fulfillment, Q4 storage, inbound placement, aged inventory, and the April 2026 3.5% fuel surcharge — with rate-card tables.

Insights · 2026-08-28
Amazon seller statistics 2021–2026: fewer catalogs, fatter take-rate
3P still ships ~60% of units. Active sellers fell from 2.4M to 1.65M. Ads hit $68.6B. The yield years, with sources.

Insights · 2026-08-20
Helium 10 statistics: plans, accuracy, and what sellers actually pay
Pricing bands, Xray accuracy claims, Adtomic’s 2% fee, and how we score the suite across 14 seller parameters.

Insights · 2026-08-10
The Amazon seller software graveyard
Tools that got acquired, shut down, or quietly became a tab inside Helium 10. What to learn before you buy annual.