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Right-censoring

Right-censoring is the shortfall at the recent end of a time series, where events have begun but aren't recorded yet, so recent weeks look like a slump. On October 13, 2026, the 8 settled weeks to Sep 21 have a median of 244 Apps SDK ids a week, while the latest weeks show 192 (week of Sep 28) and 25 (week of Oct 5).

Settled weekly median
244
Week of Oct 5
25 so far
Provisional after
Sep 22
Why
Apps not live yet

More from our data

We count Apps SDK apps by the week their id was created, but only apps already live get counted. With a median of 32.5 days from id to listing in our listing sample, the newest weeks keep filling in for weeks afterwards, so we grey them out in charts.

Compare a recent week with the same week a month later, not with the settled weeks next to it.