Top App Markets

App Store markets 101

A popular market on Kalshi is the "Top US iPhone app tomorrow?" market. Here, traders can predict the highest ranking app on the Apple app store for a certain date at a certain time. For example, traders can trade on what will be the, "Top US iPhone app tomorrow?" for the date March 19th. The market will specifically close on March 20th at 10am ET when the contract is set to expire.

Outcome Determinations

The expiration value for this market is determined from the markets source agency, Apple App Store website, with the underlying being the 'Top Charts' webpage listed here. The top ranked app under the 'Top Free Apps' chart at 10am ET for that day is used to determine the relevant Kalshi market.

It is important to note, the expiration value is determined from the chart provided by the website linked above, and not the chart shown on the mobile Apple 'App Store' application.

Finding the Kalshi market's relevant source information

*Example of a determined market, using the March 20th, 2025 market.

In the bottom left of the market example above, you can see the chart is for "Mar 20." You can find the underlying here (app store rank link) which is from our source agency.

*Top Chart website from the source agency for the date March 20th, 2025.

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