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App Store Optimization Best Practices

App Store Optimization Best Practices
Megan Dobransky

Megan Dobransky

JUN 5, 2023

App store optimization (ASO) plays a critical role in how users discover, evaluate, and ultimately install mobile apps. For mobile marketers, Apple’s App Store and Google Play are not just vital distribution platforms; they are digital storefronts where potential customers browse, compare, and decide within seconds whether your app is worth their attention. In these environments, visibility and presentation shape conversion as much as the product itself.

Imagine you’re shopping on a busy retail street and come across two stores that sell the same product. One has clear signage, an inviting display, and a layout that immediately tells you what it offers. The other shop is dimly lit with a cluttered storefront and vague messaging about why you should step inside. You would join most shoppers in opting for the first store and walking right past the second.

ASO works the same way, yet marketers often treat it as a tactical afterthought, where they go through a well-worn checklist of keywords, screenshots, and icons updated only when downloads begin to decline. In reality, ASO is one of the most influential levers in mobile growth, shaping how targeted users discover apps, how they perceive value, and whether they convert at all.

Why the app store is still the front door

Despite years of innovation in paid acquisition and social discovery, app stores remain one of the most important discovery channels for mobile apps. According to MobileAction, roughly 40% of users still discover new apps by browsing or searching directly within app stores. That makes ASO less like a “nice-to-have” and more like a retail necessity. Customers need to be able to find an app for the app to be successful.

At the same time, competition inside app stores has never been fiercer. Global app downloads reached 137.8 billion in 2024, according to Business of Apps. That volume reflects a massive marketplace with tremendous opportunity, but also one where standing out is increasingly difficult. Every category is crowded; every keyword is hard to rank for. This makes your brand identity more vital than ever in determining whether a user pauses or scrolls on by.

Think about the storefront analogy. In physical or brick-and-mortar retail, brands invest heavily in location, proper signage, merchandising, and overall layout as they know discovery and conversion are inseparable. ASO operates on the same principle.

Discovery is your signage and location

As mentioned, in retail, a store’s location and signage often determine whether customers ever walk through the door. In the app store universe, search-and-browse behavior primarily drives discovery. Keywords, category placement, and metadata work together in deciding whether your app shows up when users are looking for a solution you provide.

But just as an ideal street address in your town doesn’t guarantee steady foot traffic, ranking for keywords in your app doesn’t necessarily ensure high installs. Discovery lands users at your storefront, but it’s conversion that gets them to step inside and really explore.

This is why modern ASO requires more than basic keyword stuffing. Instead, it demands a clear understanding of your users’ intents. What problems are your target customers trying to solve when they search? What language do they use? What alternative options are they comparing you against? The most effective ASO aligns metadata with those moments of intent, ensuring your app shows up when it’s most relevant versus when it’s most convenient. It’s an important distinction.

Conversion is your window display

As most marketers know (but often take for granted), once a user lands on your app listing, the decision time is short. Much like the storefront window analogy, screenshots, preview videos, icons, and ratings must communicate value clearly and immediately. There’s no moment for even a hint of ambiguity.

Data from AppTweak shows that average app store conversion rates hover around 25% on the App Store and slightly higher on Google Play. That means three out of four visitors leave without installing. To combat this, small improvements in communicating value can have significant impact on conversion.

In retail terms, this is merchandising. For mobile marketers, ask questions like:

  • Are your screenshots telling a coherent, memorable story?
  • Do they highlight user benefits rather than features?
  • Do they match the expectations set by the search query that brought the user in the first place?

Any mismatch between promise and presentation is the equivalent of a window display advertising 2026 Air Jordans and the shelves offering last year’s edition.

Merchandising is also where social proof matters. Ratings and reviews function like word-of-mouth for a local retailer. Shoppers are far more likely to trust the opinions of other customers than brand claims. ASO strategies that actively encourage and respond to reviews (and post the most positive ones for all to see) not only improve rankings but also build user confidence at the point of decision.

Why ASO is more than a one-time setup

As you see with every passing season or holiday, retail stores don’t design their storefront once and forget about it. They refresh displays and adjust layouts based on customer behavior or market trends. Marketers should approach ASO the same way.

With user expectations evolving, competitors updating their own listings, and algorithms always changing, app store vigilance must be constant. The most effective teams view ASO as an ongoing exercise, one that puts creative iteration, performance measurement, and continuous learning on a steady, never-ending optimization loop.

This mindset is critical as ASO isn’t so much about getting more eyeballs on your app as it is making sure the right users arrive with the right expectations and feel confident enough to take the leap with an install.

Merchandising, layout, and the path to the register

As you shop at your favorite store, you’ll see that effective merchandising not only makes products look good but also guides you toward a decision. Notice how shelves are arranged intentionally, bestsellers are placed at eye level, and strategic signage reduces friction to help you understand where to go next. This could be at your local bookstore or sporting goods store.

ASO plays a similar role inside app stores. Beyond discovery and first impressions, it shapes how users move through your listing and how seamlessly they reach the “Install” button. Screenshots are as much directional cues as they are decorative assets. Each one should answer a question that every customer inherently asks:

  • What does this app do for me?
  • Why is it better than the alternatives?
  • What happens when I open it?

Unfortunately, this is where many ASO efforts fall short. Listings often focus too heavily on features instead of outcomes, or they assume users already understand the category. In reality, most users are comparison shopping, scanning multiple listings side by side and looking for the clearest signal of value. It’s the apps that communicate benefits quickly, in the language users expect, that consistently outperform other apps that rely on vague promises or generic visuals.

Localization adds another layer to this merchandising strategy. In retail, global brands adapt storefronts to local markets because cultural context matters. Think of a popular beer brand’s displays featuring the nearest NFL team logo on the can. The same is true in app stores. Keywords, screenshots, and even color choices can perform differently across regions. Effective ASO accounts for those nuances and audience tendencies, ensuring the storefront feels familiar and relevant no matter where users encounter it.

Testing the storefront, not guessing

No successful retailer, regardless of size or years in business, relies on instinct alone. Indeed, they must test store layouts, and they must observe, measure, and act upon customer behavior on a regular cadence. ASO requires the same exacting discipline.

Modern app stores now provide tools for experimentation, allowing teams to test variables such as icons, screenshots, preview videos, and messaging. But the goal of testing shouldn’t be to simply chase marginal gains in conversion. It’s more critical to understand why users respond to certain visuals or headlines. Which messages reduce hesitation, and which graphics clarify value fastest?

It’s this kind of testing that turns ASO from a somewhat blind creative exercise into a true growth lever. Over time, you should notice that small improvements compound. And a few percentage points of lift at the listing level can translate into thousands, even millions, of incremental installs, especially when paired with strong discovery.

ASO’s role doesn’t end at install

One of the most common mistakes teams make is treating ASO as isolated from the rest of the time-tested growth funnel. In reality, the quality of your storefront directly influences everything that follows soon after.

When you fully align ASO with the in-app experience, users arrive with accurate expectations. They understand not only what the app does, but how it fits into their lives, and why they downloaded it in the first place. That lockstep alignment reduces early churn and improves engagement, much like a well-merchandised store reduces returns by setting the right expectations upfront.

This is why you should evaluate ASO not just on installs, but on downstream performance. Ongoing questions to ask include:

  • Are users who discover the app organically more likely to retain?
  • Do they convert differently than users acquired through paid channels?
  • Do certain listing variants attract higher-value cohorts?

Seen through the storefront lens, this makes intuitive sense. A store that attracts the wrong customers, even if the foot traffic says otherwise, doesn’t grow sustainably. The same goes for ASO that isn’t cognizant of the full user journey.

From storefront to full-funnel performance

As app ecosystems grow more competitive, the line between discovery and performance continues to blur. ASO sits at that intersection as it influences everything from visibility and conversion to the quality of users entering the funnel.

Treating ASO as a one-time setup or a purely technical task underestimates its full impact. When approached strategically, combining retail merchandising, customer psychology, and experimentation, it becomes a foundational growth discipline. Understanding how users move from app store listings into onboarding, engagement, and long-term value requires a broader view of the customer journey. That’s where modern performance measurement comes into play.

At the very end of the journey, platforms like Branch help teams connect app store discovery to downstream behavior, showing how organic and paid installs differ, how users move across web and app experiences, and which acquisition paths ultimately drive retention and revenue. When teams pair ASO insights with full-funnel measurement, they can optimize for installs and, more importantly, sustainable growth.

Build a storefront worth walking into

Think of app stores as crowded main streets filled with competing storefronts. Users are walking by quickly, scanning for relevance, clarity, and trust. ASO fundamentally determines whether they stop and take that critical step inside.

By treating ASO like retail strategy rather than metadata maintenance, teams can rethink how their apps are discovered, evaluated, and, ultimately, chosen. Criteria like clear signage, compelling displays, thoughtful layout, and continuous testing aren’t retail clichés as much as they’re proven principles that translate into app store success.

The apps that win are easier to find, but they’re also easier to understand. And in a marketplace this competitive, uncompromising clarity makes all the difference. Contact our team to see how Branch helps teams tie app store discovery to real performance.

Megan Dobransky

Megan Dobransky

Senior Manager, Brand and Content @ Branch

Megan Dobransky is a brand & content strategist at Branch, where she distills complex digital growth, deep‑linking, and measurement strategies into actionable insights—spanning topics from optimizing mobile funnels and QR‑code campaigns to navigating iOS tracking changes like ATT/IDFA and maximizing ad ROI for finance and healthcare apps With a background in journalism and data‑driven storytelling, she’s passionate about educating marketers on creating seamless, measurable user journeys that drive engagement, compliance, and retention