Adstudio vs kdpbook.io
Both are other tools. Adstudio enters at $16, kdpbook.io at $16 — a 1% gap at the door. Prices are read from each tool's own pricing page; revenue appears only where the founder published it.
| Adstudio | kdpbook.io | |
|---|---|---|
| Entry, monthly | $16 | $16 |
| Highest tier | $32 | $99 |
| Monthly tiers on record | 2 | 5 |
| Published revenue | not published | not published |
| Revenue reported | — | — |
| Price changes on record | 0 | 0 |
What the two numbers say
At the entry tier the cheaper option is Adstudio at $16, which is $0 a month less than kdpbook.io — 1% below. That is the whole of the price difference; anything beyond it is about what each tool does, which this page does not measure.
Prices and revenue are as captured, not live. A tool that raised its price last week and a tool that has not moved in a year look the same in a table — the dated changes are on each tool's page.