in-app

American  

[in-ap-] / ˈɪnˈæp /

adjective

1. done or appearing within an app, usually on a mobile device: The independent game developer was pulling in $50,000 a day from in-app ads.

   The application was free, but an in-app purchase was necessary to enable translation capabilities.

   The independent game developer was pulling in $50,000 a day from in-app ads.

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adverb

1. within an app.

   All tips paid in-app go to the restaurant, and fees have been waived.

Etymology

Origin of in-app

First recorded in 2000–10; in- ¹ ( def. ) + app ¹ ( def. )

Example Sentences

In addition to comprehensive parental controls, the platform ensures no ads, in-app purchases or extra fees.

From Los Angeles Times • Apr. 6, 2026

Apple is cutting its commission rate for in-app purchases and paid app transactions in China to 25% from 30% starting Sunday.

From The Wall Street Journal • Mar. 13, 2026

Beginning Sunday, Apple will lower the cut it takes from app developers for App Store transactions and in-app purchases to 25% from 30%.

From Barron's • Mar. 13, 2026

Companies use consumers’ personal information and in-app behavior to determine how they shop and how much they’re willing to spend — and can hike prices as a result.

From MarketWatch • Dec. 17, 2025

They’d spent a small fortune on in-app purchases: skins and maps in Minecraft, V-Bucks in Fortnite, unlimited lives and gems in a new multiplayer world-building game.

From "Millionaires for the Month" by Stacey McAnulty