noun
non-store app; sideloaded app
Refers to a smartphone app that is distributed outside the official app stores (e.g., Google Play, Apple App Store), often via direct download or third-party platforms. Common in tech and business contexts.
この一般アプリは公式ストアからは入手できません。
This non-store app cannot be obtained from the official store.
企業は社内用
Companies sometimes distribute in-house non-store apps.