--- title: "A Hollow Doorway — App Overview" url: https://marlvel.ai/apps/a-hollow-doorway category: Games developer: Kenny Sun platforms: ios rating: 4.6 (764 ratings) pricing: freemium report_level: overview generated: 2026-05-04 last_verified: "2026-05-04T08:27:08.845Z" --- > **Key Insight:** This is a reflex-heavy arcade game that balances minimalist design with a controversial loot box monetization model. | Metric | Value | |--------|-------| | Category | Games | | Rating | 4.6 ★ (764) | | Pricing | freemium | | Platforms | iOS | | Latest Version (iOS) | 1.0.3 | | Developer | Kenny Sun | ## What is A Hollow Doorway? A Hollow Doorway is a minimalist arcade game where players rotate a doorway to align with incoming concentric walls. Developed by Kenny Sun, the title combines high-intensity reflex gameplay with a surreal, nihilistic aesthetic and an original soundtrack by JACK+JIM. ## Key Features - **Reflex-based Gameplay**: Players must manually swipe and spin a doorway to match the rotation of rapidly approaching concentric walls. - **Content Variety**: Includes 9 levels with infinite difficulty modes and a collection of handcrafted doorway designs. - **Audio Integration**: Features 10 original music tracks composed by JACK+JIM. - **Monetization and Customization**: Includes loot boxes and an in-app purchase to remove them, alongside options to customize the doorway's appearance. ## Who is it for? Casual gamers who enjoy minimalist, high-difficulty reflex challenges. ## Links - [App Store](https://apps.apple.com/us/app/a-hollow-doorway/id1265660005?uo=4) - [Full Intelligence Report](https://marlvel.ai/apps/a-hollow-doorway) --- *This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/apps/a-hollow-doorway).* *Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*