10 Best App Monetization Platforms for Publishers

The platforms in this guide are not ranked by who pays the best referral fee. They’re evaluated on what actually matters to a publisher trying to grow revenue without destroying retention: demand quality, fill stability, regional performance, format depth, and how much operational overhead they add to your team.

No single platform wins everywhere. The goal of this guide is to help you understand what each one is genuinely good at, so you can build a combination that fits your app, your audience, and your geography.

What app monetization actually involves

App monetization is how publishers generate revenue from a mobile application. The main mechanisms are in-app advertising (IAA), in-app purchases (IAP), offerwalls, subscriptions, and hybrid combinations of these.

For most free-to-play apps, in-app advertising is the primary revenue driver. Within IAA, the key metrics that determine how much you earn are:

eCPM (effective cost per thousand impressions): the revenue generated per 1,000 ad views. Varies significantly by region, format, and demand source.

ARPDAU (average revenue per daily active user): the most useful top-level health metric for monetization. Tracks how much each active user generates per day on average.

Fill rate: the percentage of ad requests that return an actual ad. Low fill means missed revenue.

LTV (lifetime value): total revenue generated per user over their full lifecycle. Monetization decisions that damage retention hurt LTV even if they boost short-term eCPM.

Understanding how these interact is more important than chasing the platform with the highest headline CPM. A platform that delivers strong eCPMs on 60% fill is worth less than one delivering moderate eCPMs on 95% fill, depending on your traffic volume and composition.

For a full breakdown of how in-app bidding compares to waterfall mediation, that’s worth reading before you finalize your stack.

How to evaluate a monetization platform

Before getting into the list, these are the questions worth asking about any platform:

What does their demand actually look like? Is it performance advertiser demand (CPI-focused, install-driven), brand demand (CPM-focused, awareness campaigns), or a mix? The type of demand affects which verticals and geographies perform well.

How transparent are they? Can you see auction dynamics, demand source breakdown, and floor price performance? Platforms that operate as black boxes make optimization guesswork.

What’s the SDK footprint? Large SDKs affect app size, load time, and update cycles. SDK-free or lightweight options reduce engineering overhead significantly.

How do they handle mixed-region traffic? Most apps have users across Tier-1 and Tier-2/3 markets. Platforms that only compete aggressively in the US will leave revenue on the table for everyone else.

What mediation options do they support? Most publishers run multiple demand sources. Compatibility with major mediation platforms (LevelPlay, MAX, Prebid) matters for how well a network fits into an existing stack.

Best app monetization platforms in 2026

1. UndrAds

UndrAds is built for publishers who want monetization to function as a managed revenue layer rather than a manual juggling act across multiple SDKs. The platform consolidates demand, format management, and optimization into a single integration, with AI-driven matching that adjusts to user behavior and session context rather than running static waterfall logic.

Where it stands out is fill stability and Tier-2/3 performance. Publishers with globally distributed traffic (particularly in emerging markets like Vietnam, India, and Southeast Asia) see stronger eCPMs than they would with platforms that deprioritize non-Tier-1 demand. The autonomous ad ops approach means the system learns from your inventory over time rather than requiring constant manual tuning.

Rewarded video and offerwall formats are particularly strong for gaming publishers. The platform integrates with existing header bidding setups rather than requiring a full stack migration.

Best for: Publishers scaling beyond early-stage who want global fill stability, Tier-2/3 revenue coverage, and reduced SDK complexity.

Ad formats: Rewarded video, interstitial video, offerwall, app-open, display

Strong regions: Tier-1 and Tier-3, particularly strong in Southeast Asia, India, and emerging markets

Pricing: Custom CPM / revenue share

Worth knowing: Performs best with steady or growing impression volume. Early-stage apps with very low traffic won’t see the full yield benefit until traffic builds.

2. Google AdMob

Google AdMob is the default starting point for most app publishers and for practical reasons. It has the largest advertiser pool in the industry, reliable fill across almost every geography, and an onboarding process that’s genuinely straightforward. For publishers new to in-app advertising, it’s the lowest-friction way to start generating revenue.

The limitation is control. AdMob gives you limited ability to manage floor prices, understand auction dynamics, or customize demand allocation. CPMs in Tier-3 markets are consistently weaker than regional-specialist platforms. Rewarded performance can be competitive, but gaming-focused publishers typically find that dedicated networks outperform it on ARPDAU.

AdMob works best as a foundational fill layer. It’s reliable enough to include in almost every stack, but rarely the highest-performing standalone option for publishers past the early stage. Moving to Google Ad Manager opens up more control as you scale.

Best for: New publishers starting out, or any publisher who needs a reliable baseline fill layer. Works across virtually every app category and geography.

Ad formats: Banner, interstitial, rewarded video, native, app-open

Strong regions: Global, strongest in Tier-1 (US, UK, CA, AU)

Pricing: CPC / CPM revenue share

Worth knowing: AdMob alone rarely maximizes ARPDAU at scale. It’s most effective as the foundation of a stack, not the whole stack.

3. AppLovin (MAX)

AppLovin is the dominant platform for gaming monetization. Its MAX mediation product runs in-app bidding across a deep pool of gaming-focused performance advertisers, and its rewarded video delivery is consistently among the highest-performing in the industry for apps with progression mechanics, currency systems, and engagement loops.

What makes AppLovin particularly powerful for gaming studios is the integration of user acquisition and monetization within the same platform. Publishers using both AppLovin for UA and MAX for monetization benefit from better LTV modeling and more efficient ROAS optimization across the full user lifecycle.

Rewarded, playable, and interstitial formats are where AppLovin earns its reputation. For idle games, RPGs, puzzle titles, and mid-core games with daily active users who engage deeply, eCPMs are competitive and ARPDAU can be strong. The platform has less to offer for utility apps, tools, or content apps where engagement is shallow or sessions are short.

Best for: Mobile gaming publishers of all sizes, especially those running rewarded formats with virtual currency or progression incentives. Also a strong fit for studios pairing UA with monetization.

Ad formats: Rewarded video, interstitial, playable ads, video

Strong regions: Global, strongest in Tier-1 for gaming

Pricing: Revenue share (varies by deal structure)

Worth knowing: Performance depends heavily on session depth and retention. Apps with low session time or shallow engagement won’t see the same ARPDAU uplift as games with strong retention loops.

4. ironSource (Unity LevelPlay)

ironSource, now operating as part of Unity’s growth solutions under the LevelPlay mediation platform, is built for publishers who want automation and yield intelligence at scale. Rather than managing waterfall priorities manually, LevelPlay runs in-app bidding across multiple demand sources simultaneously, routing impressions to the highest bidder in real time.

The platform is particularly useful for publishers with high impression volume who want to reduce the operational cost of mediation management. A/B bidding tools let you test demand configurations systematically rather than guessing at what’s working. The combination of ironSource’s gaming demand with Unity’s development ecosystem makes it a natural fit for studios already on Unity’s stack.

Where ironSource requires more investment is in setup and ongoing oversight. The optimization tools are powerful, but they work best when someone is actually using them. Publishers who set it up and walk away won’t extract the same value as those who engage with the analytics and adjust demand configurations over time. For technical documentation, developers.is.com covers SDK integration and mediation setup.

Best for: Scaling gaming publishers with 500K+ MAU who want mediation automation, A/B bidding, and yield optimization without running a full in-house ad ops team.

Ad formats: Rewarded video, interstitial, playable, display, in-app bidding

Strong regions: Global

Pricing: Revenue share, custom deals

Worth knowing: Gets significantly more valuable as impression volume increases. For smaller apps, the operational complexity may outweigh the benefit compared to simpler setups.

5. InMobi

InMobi is the strongest regional choice for publishers with significant APAC, India, or Middle East traffic. Its advertiser relationships in those markets, including telco partnerships and brand-driven campaigns from local and regional advertisers, produce eCPMs that global-first platforms typically can’t match in those geographies.

The platform runs on the CPM model across 1.5 billion devices globally and supports privacy-compliant identity through its UnifID solution, which maintains targeting capabilities in markets where IDFA deprecation and local privacy regulations have eroded traditional signal. This matters particularly in India and Southeast Asia, where mobile-first audiences are large but privacy frameworks are evolving fast.

InMobi’s brand-driven inventory is a genuine differentiator. Rather than relying purely on CPI install campaigns, it can surface brand budgets from companies trying to reach Indian, Indonesian, Vietnamese, or Gulf audiences. These are categories that often yield significantly higher CPMs than performance-only demand.

Best for: Publishers with 40%+ traffic from India, Southeast Asia, or the Middle East. Especially effective for entertainment, gaming, news, and social apps in those markets.

Ad formats: Video, display, native, interstitial, rich media

Strong regions: India, Indonesia, Vietnam, the Middle East, and broader APAC

Pricing: CPM-based, revenue share

Worth knowing: Less competitive in US, UK, and Western European markets. If your traffic is primarily Tier-1 Western, another primary network will likely outperform it.

6. Mintegral

Mintegral is a global mobile advertising platform from Mobvista with particular depth in APAC programmatic demand. APAC accounts for nearly 60% of worldwide mobile app revenue, and Mintegral is one of the strongest platforms for publishers trying to capture that. Their playable ad formats, in-house creative tools, and localized demand for markets like Vietnam, India, China, and South Korea make it a meaningful addition for publishers expanding in the region.

Beyond APAC, Mintegral is building out performance in other emerging markets and supports Target-ROAS bidding alongside standard programmatic formats. E-commerce apps in APAC see particularly strong eCPMs through Mintegral. Their data shows APAC e-commerce eCPMs can exceed European benchmarks by a significant margin in certain categories.

For gaming publishers, playable ads and rewarded video are the core formats. Mintegral’s in-house creative capabilities mean you can access localized playable formats without having to produce entirely separate creatives for each market.

Best for: Publishers expanding into APAC markets, gaming apps targeting Vietnam, India, China, or South Korea, and any publisher wanting competitive programmatic demand in emerging markets.

Ad formats: Rewarded video, interstitial, playable, native, display

Strong regions: Vietnam, India, China, South Korea, and broader APAC

Pricing: CPM / CPI / CPA, revenue share

Worth knowing: Reporting transparency and stack-level control are more limited than publisher-first platforms. For publishers who need deep auction visibility, combine with a mediation layer that provides that oversight.

7. Tapjoy (Unity)

Tapjoy, now part of Unity’s monetization stack, is the most established offerwall network for gaming publishers. It monetizes through a value exchange model: users complete tasks (app installs, surveys, service signups, game progression milestones) and receive in-game currency, upgrades, or other rewards in return. Publishers earn on each verified completion.

The model works because users who opt into offerwalls are actively seeking rewards, which produces significantly higher intent than passive ad impressions. For games with virtual currency, energy systems, or progression-based economies, Tapjoy can generate ARPDAU figures that outperform rewarded video alone. Performance is strongest in the US, Europe, and Japan, where offer density and completion rates are highest.

The operational reality is that Tapjoy works best when someone is actively managing placements, monitoring offer quality, and maintaining clear user support flows. Users who complete offers and don’t receive rewards generate support tickets and negative reviews. Publishers who set up offerwalls without thinking through the user support side tend to see the reputation risk before the revenue benefit.

For a deeper look at how offerwalls work and what to look for in a network, see the guide to offerwall ad networks.

Best for: Mobile games with currency systems, progression mechanics, and engaged daily users. Strong for mid-core, RPG, strategy, and simulation titles.

Ad formats: Offerwall, rewarded actions, surveys, CPA and CPE campaigns

Strong regions: US, Europe, Japan

Pricing: Revenue share (publishers typically keep 50-70%)

Worth knowing: Works poorly in apps with short sessions or low retention. User support infrastructure matters before you go live.

8. Appodeal

Appodeal is a mediation and analytics platform rather than a direct demand source. It aggregates demand from multiple ad networks under one dashboard, manages waterfall and bidding configurations, and provides reporting and cohort analysis that most single-network setups can’t offer.

The value isn’t in raw CPM — individual specialized networks will often outperform it on specific inventory types. The value is in orchestration. Publishers running AppLovin, ironSource, InMobi, and a handful of other networks simultaneously need something to manage allocation, track performance across sources, and prevent the operational complexity from becoming unmanageable. Appodeal fills that role without requiring a full in-house ad ops team.

Setup requires real configuration work upfront. The auto-optimization improves significantly as the platform accumulates data from your app, but publishers who don’t engage with the analytics and adjust placements periodically won’t extract the full benefit.

Best for: Publishers running multiple demand networks who want unified reporting, mediation control, and yield optimization without building a dedicated ad ops function.

Ad formats: Rewarded video, interstitial, banner, native, mediation across partner networks

Strong regions: Global (performance depends on underlying demand sources)

Pricing: Revenue share model

Worth knowing: Works best as an orchestration layer on top of specialized networks, not as a standalone revenue engine.

9. PubMatic

PubMatic is a programmatic monetization platform focused on brand advertiser demand, header bidding, and premium video inventory. Unlike performance-first networks that optimize toward CPI install campaigns, PubMatic attracts brand budgets from advertisers who care about audience quality, content environment, and viewability metrics.

The result is higher CPMs for the right inventory. Publishers with Tier-1 audiences, long session times, and content that brand advertisers want to be adjacent to: news, OTT, productivity, premium entertainment, can see significantly higher yields through PubMatic than through standard programmatic channels. Private marketplace (PMP) deals and programmatic guaranteed structures allow premium publishers to negotiate directly with brand buyers rather than relying entirely on open auction.

The trade-off is selectivity. PubMatic’s model rewards quality and scale. Early-stage apps, broad casual gaming titles, and publishers with primarily Tier-3 traffic won’t see the same benefit.

Best for: Publishers with Tier-1 audiences, premium content categories, and long engagement times. Particularly strong for news apps, OTT, streaming, and productivity tools targeting US, UK, Canadian, German, or Australian users.

Ad formats: Video, instream video, display, native, header bidding, PMP, programmatic guaranteed

Strong regions: US, UK, Canada, Germany, Australia

Pricing: CPM, programmatic deals

Worth knowing: Not suited for early-stage or broad casual apps. Works best as an upper-funnel premium layer within a broader stack.

10. Chartboost

Chartboost, acquired by LoopMe in late 2024 and now marketed as Chartboost by LoopMe, is a gaming-focused monetization platform with roots in developer-to-developer advertising. It offers rewarded ads, interstitials, playables, and programmatic bidding demand, with one of the more publisher-transparent control layers in its category.

What distinguishes Chartboost is the combination of monetization and user acquisition in a single platform. Publishers can run both sides from the same dashboard, which simplifies LTV tracking and bid management for studios actively acquiring users while monetizing. The Amazon Fire adapter extends reach into an inventory segment most networks miss.

Performance is strongest for mid-core games, puzzle titles, and casual apps in Tier-1 and Tier-2 markets. For non-gaming apps, Chartboost has less to offer.

Best for: Gaming studios that want monetization and UA managed together, mid-core and casual games in US, EU, and LATAM markets.

Ad formats: Rewarded video, interstitial, playable, programmatic bidding

Strong regions: US, Europe, Latin America

Pricing: Revenue share

Worth knowing: The core SDK and monetization features remain unchanged post-acquisition. Acquired by LoopMe in December 2024.

Platform comparison

How to build a stack

There is no universal combination that works for every app. But there are a few practical starting frameworks based on publisher type:

Early-stage app (under 100K MAU): Start with AdMob for baseline fill. Add UndrAds as a primary monetization layer once traffic is steady. Keep the SDK count low until you have enough data to optimize.

Scaling gaming app (100K to 1M MAU): UndrAds as the primary layer, AppLovin for rewarded depth, Tapjoy if your game has a currency economy that supports offerwalls. Add ironSource/LevelPlay as your mediation layer once you have the volume to justify the configuration investment.

APAC-focused publisher: InMobi and Mintegral are both worth testing alongside your global stack. Their regional demand access is genuinely differentiated from what global-first platforms deliver in those markets.

Premium content app (news, OTT, productivity): PubMatic for brand demand and video, AdMob for baseline fill. Appodeal as a mediation layer if you’re running multiple sources and need unified reporting.

The publishers who scale monetization sustainably treat it as an ongoing optimization process. They test formats, adjust floors, monitor fill rate by region, and track ARPDAU trends rather than treating the stack as a one-time configuration.

Start with a stack that’s manageable, measure what’s working, then add complexity deliberately.

Related reading

• In-App Advertising for Publishers: How It Works
• In-App Bidding vs. Waterfall: A Guide for App Publishers
• In-App Purchases vs In-App Advertising: Why the Hybrid Model Works
• Top 9 Offerwall Ad Networks for Publishers
• Best Ad Formats for Mobile Gaming Apps
• ironSource vs AppLovin MAX vs AdMob: Which Mediation Stack Delivers Higher eCPM?
• What is eCPM? A Publisher’s Guide
• AdTech Glossary (A to Z)

Want to see how UndrAds fits your current monetization setup? Talk to the team.