The mobile user acquisition landscape is constantly evolving. One of the most important changes for marketers in 2026 comes from Apple’s expansion of App Store Search Ads, which introduces multiple advertising placements within search results. For UA teams, this shift changes how competition works in app discovery and forces a reassessment of how budgets are distributed between App Store search ads and alternative acquisition channels such as OEM advertising. Understanding this change is important for growth teams who want to maintain efficiency in a market where acquisition costs continue to rise. Apple Is Expanding Search Ads Inside the App Store For many years, App Store search results contained only one sponsored placement at the top of the page. That position was extremely valuable because it captured high-intent users who were actively searching for an app. Starting in March 2026, Apple began rolling out additional advertising placements within search results. Instead of a single slot, ads can now appear both at the top of the results page and further down among organic listings. Apple explained that this change is designed to give advertisers more opportunities to reach users during search queries. Search remains the dominant discovery mechanism in the App Store, with roughly 65 percent of downloads happening after a search. For advertisers, this expansion increases visibility opportunities. However, it also intensifies competition for high-intent traffic. What This Means for App Discovery The introduction of additional ad placements fundamentally changes how visibility works inside the App Store. Previously, ranking in the top organic positions was often enough to capture meaningful traffic. Now, paid placements can appear multiple times on the page, which means organic results compete with more sponsored listings. For growth teams, this creates three major consequences. 1. Competition for high-intent search traffic increases With multiple ad slots available, more advertisers can participate in the same keyword auctions. This usually results in higher bidding pressure and potentially higher cost per tap (CPT) and cost per install (CPI). 2. Organic visibility becomes less predictable Even apps that rank well organically may see reduced click-through rates if paid placements occupy more space within the search results. 3. Search becomes more pay-to-play As advertising inventory expands, developers may need to invest more budget in Apple Ads simply to maintain visibility on competitive keywords. For UA teams managing tight performance targets, these changes can alter the economics of search-based acquisition. Why This Change Pushes Marketers Toward OEM Channels As App Store search becomes more competitive, marketers naturally start looking for alternative sources of scalable installs. That is where OEM ecosystems begin to play a bigger role. OEM advertising operates outside the traditional search auction environment. Instead of targeting users only when they search inside the App Store, OEM placements reach users through device-level discovery surfaces, including: These placements allow advertisers to reach users earlier in the discovery journey, before they even open an app store. Because OEM ecosystems operate in a different inventory environment, competition and pricing dynamics can be very different from search auctions. The Strategic Shift: Balancing Search and OEM Traffic For modern UA teams, the question is no longer whether to use search ads or OEM traffic. Instead, the challenge is finding the right balance between the two. Search ads remain powerful because they capture high-intent demand. Users who search for specific categories or app names are already close to making a decision. OEM traffic, on the other hand, creates new discovery opportunities earlier in the funnel. It introduces apps to users while they are exploring their device or browsing recommendations. A balanced UA strategy often looks like this: Together, these channels form a diversified acquisition mix that reduces reliance on any single platform. Why UA Strategies Are Changing in 2026 The expansion of App Store advertising is part of a broader shift in the mobile ecosystem. App discovery is becoming increasingly fragmented across multiple environments, including: As more advertising inventory appears inside app stores, the competition for search traffic becomes more intense. This naturally pushes growth teams to explore alternative discovery channels that operate outside the main auction environment. OEM ecosystems are one of the most important of those alternatives because they provide access to users directly within the smartphone interface. Conclusion: A New Balance Between Search and OEM Acquisition Apple’s decision to expand advertising placements inside App Store search results signals a new phase in mobile user acquisition. As more ads appear in search results, competition for high-intent traffic will likely increase, and search campaigns may become more expensive over time. For UA teams, this shift reinforces the importance of diversifying acquisition channels. Search ads remain essential for capturing intent, but OEM ecosystems provide additional reach through device-level discovery. In practice, the most successful mobile growth strategies in 2026 will not rely on a single channel. Instead, they will combine search, social, and OEM advertising to create a resilient and scalable user acquisition system.