Cost Per Install (CPI)
TL;DR – Cost Per Install (CPI) is a commission model where a partner earns a fixed amount each time someone installs a mobile app through their affiliate link. The install — not a purchase — is the qualifying action. CPI is used by app-based brands that want to grow their user base, and it is one of the most straightforward models for partners who create mobile-focused content.
What Is Cost Per Install (CPI)?
Cost Per Install (CPI) is a performance-based commission structure where an advertiser pays a partner for each verified app installation driven by their promotion. The user does not need to make a purchase — they just need to download and install the app.
CPI is a subset of CPA (Cost Per Action). The specific action being measured and paid for is the install event — recorded when a user downloads the app and opens it for the first time on their device.
Advertisers use CPI when their primary goal is user acquisition — getting as many people as possible into their app ecosystem. Revenue from those users comes later, through in-app purchases, subscriptions, or ad exposure. The install is the entry point that makes everything else possible.
For app-based brands — food delivery platforms, ride-hailing services, productivity tools, gaming apps — every install is a potential long-term customer. Paying a predictable, fixed fee per install makes user acquisition cost-efficient and scalable.
For brands on Involve Asia, CPI means:
- They pay only when a real user installs their app — not for impressions or clicks.
- They can forecast user acquisition costs with precision.
- They tap into partners’ audiences who are already interested in their app’s category.
How Does CPI Work?
- A partner joins a CPI offer on Involve Asia and receives a unique affiliate tracking link.
- The partner promotes the app through a review, tutorial, social media post, or any approved channel.
- A user clicks the link and is directed to the App Store or Google Play.
- The user downloads and installs the app.
- The install event is recorded and attributed to the partner’s tracking link.
- The advertiser validates the install as genuine (not fraudulent or from a restricted region).
- The commission moves from Pending → Pending Advertiser Collection → Paid.
- The partner receives a fixed fee per validated install in their monthly payout.
CPI offers suit partners whose audience is mobile-savvy and likely to act on app recommendations — which, across Southeast Asia, describes most audiences. Smartphone penetration in the region is among the highest in the world, and app discovery through content is a common behaviour.
Related Terms: CPA (Cost Per Action) · CPS (Cost Per Sale) · CPL (Cost Per Lead) · Conversion Rate · Affiliate Link · EPC (Earnings Per Click)
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