Mobile — App Store Optimization
Enterprise App Distribution Outside Public Stores
Direct answer
There are a few sanctioned paths off the public stores. On iOS: custom apps through Apple Business Manager for distributing privately to customer organizations, the Apple Developer Enterprise Program strictly for your own employees, and TestFlight only for genuine beta testing. On Android: managed Google Play private apps or direct APK deployment via MDM. For a B2B vendor shipping to customers, custom apps plus managed Play is almost always the right answer — enterprise certificates used for customer distribution risk sudden revocation.
Sooner or later a B2B mobile product hits the question: does this app really belong on the public store, visible to competitors and reviewed for a general audience? Having shipped apps through private channels, here is the honest map of the options and their operational costs.
Key facts, with sources
- App store search drives 65% of app discovery on iOS and 58% on Google Play, making it the single largest acquisition channel ahead of browse, referrals, and ads. (Business of Apps)
- In 2025 the average US conversion rate was 8.56% on the App Store and 16.15% on Google Play, with category extremes ranging from about 5% for trivia games to over 50% for food and drink apps. (AppTweak)
- A one-star rating increase can lift conversion 10 to 15%, and moving from three to four stars can boost conversions by up to 89%. (AppFollow)
- Apple Ads placements at the top of App Store search results deliver an average conversion rate above 60% across available countries, measured November 2024 to October 2025. (Digital Applied (ASO statistics compilation))
- Apps compete against roughly 1.96 million titles on the Apple App Store and over 1.5 million on Google Play, with tens of thousands of new apps published every month. (BuildFire)
Start with who the users are
The distribution decision collapses to one question: are the users your own employees, or someone else's? Apple's rules split cleanly along that line. Internal-only tools — a warehouse app for your own staff, a field tool for your own technicians — are what the Apple Developer Enterprise Program was built for. Apps you sell or provide to other organizations' employees must go through Apple-reviewed channels: the public App Store or custom apps via Apple Business Manager.
Android draws softer lines technically, since sideloading exists, but the same segmentation drives the sane choices: managed Google Play for anything organized, direct APK distribution only when an MDM owns the device fleet. Answer the who-question first and most of the option space disappears.
Custom apps via Apple Business Manager: the B2B default
Custom apps are the channel most B2B vendors should know better. You submit the app through App Store Connect much like a normal release, but instead of a public listing you assign availability to specific organizations identified by their Apple Business Manager account. The customer's admins then acquire licenses and push the app to devices through their MDM, or distribute redemption codes. The app never appears in public search.
The important caveat: custom apps still pass through App Review. You do not escape the guidelines, purpose strings, or the need for a working demo account for reviewers — you escape public visibility and gain per-customer builds. That last part is quietly powerful: you can ship customer-specific configurations, branding, or feature sets as separate custom apps without polluting a public listing.
The Enterprise Program: powerful, narrow, and dangerous to misuse
The Apple Developer Enterprise Program issues certificates that let you sign and distribute apps to devices with no Apple review at all. That power comes with strict boundaries: it is for your organization's internal employees only, eligibility requirements are substantial, and Apple has become notably reluctant to approve new memberships when another channel would work.
The failure mode is well known: companies using enterprise certificates to distribute to customers, contractors, or the public. When Apple detects misuse it can revoke the certificate, which immediately stops every app signed with it from launching — an instant, fleet-wide outage you cannot fix from your side. I treat enterprise certificates as appropriate for genuinely internal tools on managed devices, and for nothing else. If a customer's employees will ever hold the device, it is the wrong instrument.
TestFlight is a beta channel, not a distribution strategy
Teams under deadline pressure discover TestFlight distributes builds to external users without a public listing and try to run production on it. It does not hold up. Builds expire after ninety days, external testing has tester count limits and its own beta review, and Apple's rules are explicit that TestFlight is for testing, not distribution — a production user base on TestFlight is a policy violation waiting to be noticed.
Where TestFlight genuinely shines in an enterprise context is the pilot phase: getting a proof-of-concept into a design partner's hands this week, before procurement, MDM enrollment, and Apple Business Manager setup are in place. I use it exactly that way — as the bridge while the real channel gets established — with the expiry date treated as a hard deadline for the migration.
Android: managed Google Play and the MDM path
Android's equivalent of custom apps is publishing a private app to managed Google Play, targeted to specific organizations. The customer's admins approve it into their managed store, and devices enrolled in their management solution install it like any Play app — with Play handling updates, which is the part teams undervalue. Review for private apps exists but is typically lighter-touch than public listings.
The rawer alternative is shipping an APK or app bundle directly to the customer's MDM for sideloading. It works and involves no store at all, but you now own the update pipeline: versioning, rollout, and rollback become your problem, and security-conscious customers may flag sideloading in vendor assessments. One genuine bright spot for React Native teams across every one of these channels: over-the-air JS updates work the same regardless of how the binary arrived, which keeps iteration speed high even behind an MDM.
When to hire senior help
Bring in ASO help once the product has retention worth scaling and organic installs have plateaued, since optimization multiplies traffic you already earn rather than creating demand. Specialists matter most in competitive categories, where keyword targeting and conversion testing against entrenched incumbents is a data discipline generalist marketers rarely run well. If your stack includes React Native + Python + AI, a senior engineer who owns the full product beats coordinating multiple juniors.
Bottom line
Dhairya Senjaliya ships Mobile — App Store Optimization projects worldwide — book a scoping call to discuss your specific situation.
Common pitfalls to avoid
- ✕Stuffing keywords into the app title despite Apple's 30-character limit and policy, while leaving the separate iOS keyword field empty or full of duplicates
- ✕Never running screenshot or icon experiments with Google Play store listing experiments or Apple Product Page Optimization, even though the first screenshot dominates conversion
- ✕Ignoring ratings mechanics: no in-app review prompt at moments of user success and no replies to negative reviews, letting the average drift below the critical 4.0 threshold
- ✕Treating ASO as a one-time launch checklist instead of iterating on keyword rankings and conversion data, and skipping listing localization for non-English markets
Frequently asked questions
Can I use TestFlight to distribute my app to enterprise customers long-term?
No. TestFlight is explicitly a beta testing channel: builds expire after ninety days, external testers are capped, and running a production user base there violates Apple's intent for the program. Use TestFlight for pilots and proofs-of-concept while you set up the proper channel — custom apps through Apple Business Manager for customer organizations, or the public App Store.
What is the difference between Apple's Enterprise Program and custom apps?
The Enterprise Program lets you sign apps for your own employees with no Apple review, and misusing it for customers risks certificate revocation that instantly disables every app signed with it. Custom apps go through normal App Review but are distributed privately to specific customer organizations via Apple Business Manager and their MDM. Vendors serving other companies should use custom apps.
Do privately distributed apps still go through app review?
On iOS, custom apps distributed through Apple Business Manager go through standard App Review — you avoid public visibility, not the guidelines. Only Enterprise Program apps skip review, and those are restricted to your own employees. On Android, private apps on managed Google Play get a generally lighter review, while APKs sideloaded via MDM bypass Google review entirely.
Does ASO actually matter or should we just buy ads?
Search drives 65% of discovery on iOS and 58% on Google Play, so the organic listing is the largest single acquisition channel and every paid click also lands on it. With average conversion at 8.56% on iOS and 16.15% on Play, listing quality can roughly double or halve the yield of all your traffic, paid included.
How much do ratings really affect downloads?
Heavily: a one-star improvement lifts conversion 10 to 15%, and going from three to four stars can boost conversions by up to 89%. Around 4.0 stars is the practical safe-zone threshold, below which each tenth of a point costs disproportionate installs.
How long does ASO take to show results?
Keyword ranking movements can appear within weeks of metadata changes, but conversion experiments need enough traffic to reach significance, and store algorithms reward sustained engagement signals. Expect two to three months of iteration before drawing conclusions, and treat ASO as a continuous process rather than a launch task.
Bottom line: Dhairya Senjaliya ships Mobile — App Store Optimization projects worldwide. Book a scoping call at https://dhairyasenjaliya.com/#book-call.