Apple TV is the smallest commercial Apple platform by far. tvOS apps exist but are rarely a primary product line. Honest framing first, opportunities second.
Market reality
- Installed base: tens of millions of active Apple TV devices, but that's small compared to ~1.5 billion active iOS devices.
- App discovery on tvOS is limited compared to iOS — users browse a smaller catalog and most use only a few apps.
- Revenue per active user on tvOS apps is generally low. Most tvOS users use Apple TV for streaming services (Netflix, Disney+, Apple TV+) that have their own subscription mechanics.
- App Store cut: same as iOS — 15% Small Business / 30% standard.
What works on tvOS
- Streaming services — the dominant category.
- Couch games — party games, simple controller-based games.
- Fitness apps — workout-along apps for living-room exercise.
- Photo / screen saver apps — ambient content for big screens.
- Companion apps for iOS apps that benefit from a big-screen view (sports trackers, recipe apps, certain media organization tools).
What doesn't
- Text-heavy productivity apps. No keyboard means text input is painful. Most utility apps don't translate.
- AI chat experiences. A conversational AI on a TV with remote-only input is awkward at best.
- Apps requiring frequent interaction. The Apple TV remote is fine for streaming, frustrating for everything else.
Technical particulars
- tvOS apps share much of the iOS SDK. SwiftUI works. Most of your knowledge transfers.
- UI requires focus-engine adaptation — the Siri Remote has focus-based navigation, not touch.
- Storage on Apple TV is limited (a few GB per app). Plan for cloud-backed content.
- Universal Purchase allows one paid purchase across iOS + tvOS + macOS — a clean way to add tvOS to an existing iOS app without an additional revenue stream needed to justify.
When to build a tvOS companion
- Your iOS app has natural big-screen value (sports, fitness, recipes, ambient).
- You can ship the tvOS version with Universal Purchase — no separate buy decision for users.
- The marginal effort is small. Don't budget 6 months for tvOS unless tvOS is the product.
For your RDR2 / GTA V Companions: Apple TV would let users browse maps / strategies on the big screen while playing the game on a different TV input. Niche but possible. Low priority unless users specifically ask.
See: Framework, iOS, Apple Watch.