rankcusp
by FastDrop
App Store keyword ranks, the 11-30 cusp band, metadata audits and rival positions.
App Store keyword ranks, the 11-30 cusp band, metadata audits and rival positions. Official MCP Registry: com.rankcusp/aso@1.0.0. Remote endpoint: https://rankcusp.com/api/mcp
Problem it solves
Discoverable MCP server listed in the official MCP Registry.
How it's different
Remote MCP endpoint ingested from the official registry and probed by FastDrop.
Ingested from the official MCP Registry
FastDrop pulled this entry from the official MCP Registry as com.rankcusp/aso and probed the endpoint. The maker did not submit it, so the outbound link is not endorsed
and the description is not theirs.
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Read directly from the endpoint on 24 Sept 2026. Not supplied by the maker.
list_appsLists the apps and rivals tracked on the account. The appId and storefront codes the other tools want come from here.
list_keywordsLists an app's keywords in one storefront, with rank, popularity and difficulty.
get_keywordOne keyword: its rank, its scores, its first page and the verdict - should it be targeted, and why. Every unmeasured value comes back null, never zero.
audit_metadataAudits a draft title, subtitle and 100-character keyword field against Apple's rules and against each other. Returns what is wasted, what Apple will actually index, and the field rewritten without the
country_prioritiesRanks the storefronts an app is tracked in by how much is winnable there: how many keywords sit in the cusp band, how many already reach the top ten, and whether the rivals' ratings leave an opening.
ranking_keywordsWhich keywords an app is already ranking for, from the pooled record of every search this product has run. Works on any App Store id, not only the ones on this account - point it at a rival to read th
keyword_competitorsWho ranks for a phrase, deeper than the ten the first page carries. Use it to find the rivals a first-page reading misses - an app at 40 for a phrase you sit at 60 for is the one to study.
add_keywordsAdds keywords to an app's tracked set in one storefront. Takes a list or a comma-separated paste. They arrive unscored - scoring costs requests to Apple and happens on the collector's schedule - so do
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