OTT mobile app development company · EonTech Poland

OTT mobile app development,
built to hold up on launch night.

EonTech is a Poland-based OTT mobile app development company. We ship iOS, Android, Apple TV, Android TV, Fire TV, and Roku streaming apps alongside the full backend — DRM, ad insertion, subscriptions, analytics, and recommendation AI. Architected for scale. Yours to own.

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  • iOS · Android · tvOS · AndroidTV · Roku · Fire TV
  • Widevine · PlayReady · FairPlay
  • GDPR · ISO 27001
Software + AI
OTT streaming apps and AI under one contract
End to end
From ingest and rights to playback and analytics
Your IP
You own the platform, the apps, and the models

Why this page exists

A working brief on OTT mobile app development, from a shop that ships end to end

OTT is a deceptively simple category. From the outside, an OTT product looks like "a Netflix-style app". From the inside, it is a mobile app, a TV app, a web player, an ingest and encoding pipeline, a DRM licence-server integration, an entitlements service, an ad or billing rail, a recommendation model, an analytics warehouse, and a content-moderation loop — all shipping together. Most engagements go sideways at the seams between those pieces, not inside any one of them.

EonTech is a full-cycle Poland-based engineering agency built specifically for that end-to-end shape. Our media practice draws on custom software, mobile, tvOS/Android TV/Roku, cloud/DevOps, QA, and custom AI/ML model development — all under one contract, all inside a GDPR-native EU boundary. As an OTT mobile app development company, we can extend the same team into recommendation, moderation, and metadata AI without introducing a second vendor or a second security review.

The rest of this page is a practical brief for CTOs, product leads, and non-technical founders comparing a specialist OTT mobile app development company against a generic offshore vendor, a licensed SaaS OTT platform, or a hire-two-vendors approach. Everything below is drawn from real delivery — no fabricated case studies, no stock statistics.

Key benefits

Why streaming brands pick a specialist OTT partner

Six practical reasons broadcasters, sports rightsholders, and streaming scale-ups choose EonTech over generic mobile studios or off-the-shelf OTT SaaS.

  • Mobile + TV + web from one shop

    As an OTT mobile app development company we ship iOS, Android, Apple TV, Android TV, Fire TV, and Roku from the same team — sharing tokens, business logic, and a single platform API instead of maintaining seven disconnected clients.

  • Built for launch-night load

    CDN, caching, adaptive bitrate, and back-pressure planned into the architecture from the first sprint. We load-test against real peaks before release — no guessing on the night the show drops.

  • DRM that actually works cross-device

    Widevine, PlayReady, and FairPlay wired properly across the device matrix so the highest-tier content plays where the deals let it — and nowhere it should not.

  • Nearshore EU delivery

    Poland-based senior engineers with full-day CET overlap for the UK, EU, and Nordics, half-day for US East Coast. Real reviews with the people writing the code.

  • AI where it earns its place

    Recommendations trained on your catalogue, computer-vision moderation on your content, and metadata enrichment — all owned by you, all running inside your compliance boundary.

  • You own everything

    OTT apps, the streaming backend, ad and billing pipelines, analytics data, and trained models are yours from the first commit. No middleware licences, no per-stream vendor tax.

What we build

Coverage across the OTT stack

From a single OTT app to a global platform. We cover ingest to playback, rights to billing, and analytics you can trust.

  • Streaming & OTT platforms

    Ingest, encode, and deliver across every device. Adaptive bitrate, DRM, and playback are all yours to control.

  • OTT mobile & TV apps

    Native iOS, Android, Apple TV (tvOS), Android TV, Fire TV, Roku, and cast-enabled web — one design system, one API contract, one accountable team.

  • Content & rights management

    Track every asset, version, and rights window. Availability is enforced in the system, not a spreadsheet.

  • Ad tech & monetisation

    Server-side ad insertion baked in. So are subscription and hybrid billing. Monetisation never hurts the viewer.

  • Audience analytics

    Real-time data flows to your own warehouse. You own the lineage. Trust every number you act on.

  • Recommendation AI

    Models trained on your catalogue and watch history. They surface the next title. You own them.

  • Content moderation

    Computer-vision pipelines flag content at scale. Your human reviewers focus where judgement counts.

  • Live & event streaming

    Low-latency ingest, live packaging, and event-scale delivery for sports, concerts, and news moments where seconds decide the retention.

Device matrix

Every screen your audience already owns

A modern OTT release ships to five categories of device with different SDKs, stores, and payment quirks. Here is how we cover them without turning the codebase into a museum.

  • iOS & Android phone. Native SwiftUI/Kotlin players with adaptive bitrate, DRM, offline downloads, casting, and background playback. The core of any OTT mobile app development company brief.
  • Apple TV (tvOS) & Android TV. First-class TV UX with focus navigation, remote input, and channel-style discovery. Same content model as mobile, tuned for the sofa.
  • Fire TV & Roku. Roku SceneGraph channels and Fire TV apps distributed and updated on their own release lanes, with a shared backend so entitlements and progress sync across every device.
  • Web (browser) & cast. HTML5 player with Shaka or hls.js, MSE/EME, and full cast support to Chromecast, AirPlay, and Fire TV — so a phone can throw content to any screen in the room.
  • Smart TV & console (Tizen, WebOS, PS/Xbox). Where the audience already sits. We ship on the OEM app stores when the licensing math works, and share the same backend and analytics.

Monetisation

Five business models we implement without wrecking playback

The billing model is often decided after the tech decisions. We keep the client architecture flexible so switching from AVOD-only to hybrid, or adding FAST channels, is a feature — not a rewrite.

  • SVOD (subscription). Recurring billing via App Store, Play Store, Stripe, or Braintree; free trials, plan upgrades, retention flows, and win-back — implemented once, respected across every OTT client.
  • AVOD (ad-supported). Server-side ad insertion (SSAI), VAST/VMAP handling, frequency capping, and audience-safe targeting. Ads never break DRM or degrade playback.
  • TVOD & EST. Rental and buy flows with rights windows enforced at the entitlement layer, not in client code.
  • Hybrid & freemium. Free tiers with ads that upgrade cleanly to paid, gift codes, promo campaigns, and coupon workflows without becoming a support-ticket generator.
  • FAST channels. Free ad-supported linear channels with EPG, ad breaks, and channel scheduling — inside the same OTT mobile app development company delivery.

AI where it pays

Recommendations and moderation that earn their place

We train models on your catalogue and data, wire them into the experience, and monitor them live — no generic API bolted on. Recommendations tune to how your audience actually behaves, not to a category average.

Content moderation uses computer-vision pipelines to flag at scale. Your reviewers spend time where judgement counts, not on obvious cases the model should have caught.

See our computer vision practice

Who we build for

OTT buyer shapes we already know

Domain fluency shortens every conversation. These are the OTT buyers our senior engineers already speak to — from broadcaster product teams to sports-league CTOs to niche streaming founders.

  • Broadcasters going direct

    Traditional broadcasters standing up a subscription or ad-supported OTT service without abandoning their linear ops.

  • Streaming startups & scale-ups

    Niche and vertical streaming brands (fitness, kids, faith, sports, education) that need a real product, not a template with your logo.

  • Sports leagues & rightsholders

    Live and event-driven OTT with rights-window enforcement, low-latency delivery, and a native TV/mobile experience.

  • Publishers & podcast networks

    Video-and-audio hybrid platforms with subscriptions, ads, and a genuinely usable mobile app.

  • Studios & film libraries

    TVOD/EST catalogues, promotional windowing, and international distribution with region-aware entitlements.

  • Enterprise video & internal media

    Corporate learning, event replay, and internal broadcast platforms that borrow OTT patterns but live inside SSO.

Engagement models

Four honest shapes for OTT delivery

No single model fits every buyer. Here is how OTT engagements usually start at EonTech — and how they evolve as the platform grows.

  • Full-project outsourcing

    You bring the catalogue and business model; we run discovery, design, build, integration, and launch. The classic shape when you need a partner, not a body shop.

  • Dedicated OTT pod

    A self-directed squad — mobile, TV, backend, DevOps, and an AI lead where relevant — owns the whole product area under your roadmap.

  • Staff augmentation

    Senior iOS, Android, tvOS, backend, or ML engineers plug into your existing team under your management. Useful when your leadership bench is strong and you need vetted capacity.

  • Launch-crunch team

    A short-cycle team that jumps in for a specific launch window — load-testing, DRM edge-cases, App Store submission — then scales down without severance drama.

Why EonTech

A partner built for delivery at scale

  • One partner

    OTT app engineering, streaming backend, and AI under one contract. One team is accountable.

  • Senior only

    The engineers who scope your work are the ones who build it.

  • Built for scale

    Built for launch-night spikes and global delivery from sprint one.

  • You own it

    Code, tools, and trained models are yours to run, audit, and extend.

Trust & compliance

The signals procurement and legal check for

OTT compliance is not just GDPR. Rights-holder audits, DRM policy enforcement, App Store and Play Store review, IARC ratings, and (for EU AVOD) the AVMSD reporting expectations all show up before launch.

Our delivery is built around those standards from the first sprint — DPAs and SCCs ready to sign, DRM policies documented per platform, and accessible players that pass WCAG 2.2 AA on every screen.

Common questions

What media teams ask an OTT mobile app development company

  • Can you build playback and DRM, or only the back end?

    Both. We build ingest, encoding, packaging, and DRM delivery — Widevine, PlayReady, and FairPlay wired properly across the device matrix. We tune player behaviour and adaptive bitrate. Playback holds up across devices and networks.

  • How does the recommendation engine stay ours?

    We train models on your catalogue and viewing data, wire them into the experience, and monitor them live. The models, pipelines, training data, and inference code all stay yours.

  • Can the platform handle a global launch spike?

    Yes. We design for launch-night load with CDN, caching, and auto-scaling. We load-test against real peaks before release. No guessing on launch night.

  • What exactly does an OTT mobile app development company deliver on a first release?

    For most first-release OTT mobile app development company briefs at EonTech, the scope is: iOS + Android apps, tvOS + Android TV apps, a web player, a streaming backend (ingest, DRM, entitlements), one billing rail (SVOD or hybrid), and analytics wired to your warehouse. Roku, Fire TV, Smart TV, and console targets are usually added in a second wave.

  • Which OTT device targets do you cover?

    iOS, iPadOS, Android phone/tablet, Apple TV (tvOS), Android TV/Google TV, Fire TV, Roku, web (HTML5 with MSE/EME), Chromecast/AirPlay casting, and — depending on licensing math — Samsung Tizen, LG WebOS, PS4/PS5, and Xbox.

  • What is a realistic first-release timeline?

    A production-quality OTT mobile app plus tvOS/Android TV apps and a backend usually takes 16–24 weeks from discovery to first store release, depending on scope, DRM tier, and monetisation model. Adding Fire TV and Roku is typically 4–6 weeks of parallel work.

  • Do you handle App Store, Play Store, Roku, and Fire TV submission?

    Yes. Store submissions, screenshots, review notes, DRM policy declarations, and IARC ratings are part of the delivery. Store accounts stay yours; signing keys stay yours.

  • How is EonTech different from a generic mobile app studio that occasionally does OTT?

    Generic mobile studios often underestimate DRM, entitlements, ad insertion, and rights windows — the exact places OTT projects break. As a specialised OTT mobile app development company, EonTech treats those pieces as first-class engineering, not as a checklist ticked at the end.

  • Can you migrate an existing OTT app instead of building from scratch?

    Yes. We audit the current stack, identify what is worth keeping (usually the entitlements and content model), and modernise the client and backend in slices. Delivery keeps moving; users never see a hard cutover.

  • How do you handle offline downloads and network-flaky playback?

    Offline is planned into the entitlement and DRM layers from day one — encrypted local storage, licence renewal windows, and expiry enforcement. On the network side, adaptive bitrate, buffer-ahead heuristics, and graceful failure make flaky trains and hotel Wi-Fi survivable.

  • What team shapes can you field?

    Full-project outsourcing, a dedicated OTT pod (mobile + TV + backend + ML), staff augmentation for specific specialisms (tvOS, Roku, DRM), or a short-cycle launch-crunch team. Monthly rolling, no multi-year lock-in.

  • Do you handle content moderation and rights compliance?

    Yes. Computer-vision moderation pipelines flag content at scale, and rights-window enforcement lives in the entitlements service — not in the client. Human reviewers spend time where judgement counts.

Related practices

Nearby capabilities at EonTech

Build an OTT app your audience stays on

Tell us your catalogue, your devices, and your billing model. We scope a fixed milestone in days. Then we start shipping — mobile, TV, web, backend, and the AI layer on top.

Start your project See data engineering