Hearing Space vs Hopea
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Hearing Space
This experimental art application uses AI and machine vision to analyze images, inferring spatial depth and structure. It then transforms these spatial relationships into interactive soundscapes, allowing users to explore a non-human model of space through touch. The app treats your device as a perceptual instrument to reveal AI's internal logic.
- AI-based image analysis
- Machine vision for spatial inference
- Interactive sound generation
- Touch-based sonic exploration
- Perceptual instrument interface
- Artistic and exploratory experience
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Hearing Space-Time is an experimental art application that explores how artificial intelligence perceives space and transforms it into sound. Using machine vision, the app analyzes images to infer spatial depth and structure. These inferred spatial relationships are translated into sound, allowing users to interact with and listen to a non-human model of space. By touching different areas of an image, users activate sonic responses shaped by the machine’s interpretation rather than by visual representation alone. The app treats the mobile device as a perceptual instrument rather than a passive screen. Sound becomes a medium through which machine vision’s internal logic is revealed, inviting reflection on the relationship between human perception, algorithmic interpretation, and spatial understanding. Hearing Space-Time is designed as an artistic and exploratory experience. It does not aim to simulate reality, but to expose how artificial intelligence reconstructs and reorganizes the world through inference. AI-based image analysis using machine vision Interactive sound generation based on inferred spatial depth Touch-based exploration of image-derived sonic space A minimal, contemplative interface designed for artistic engagement
Hopea
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Hopea is a minimalist music player with an emphasis on convenience for everyday use. The high-contrast black-and-white graphics enhance text clarity, while the navigation keeps the experience familiar and efficient. And there's more! A scrollable index allows quick access to any song in your music list and external folder selection keeps you in control of your music. Features: - External music folder selection (no need to copy files into the app) - An index bar to quickly scroll anywhere in your music list - Music playback with proper controls - Interactable list of songs in your playback queue - Shuffle and repeat options - Flexible options for sorting your music library - Grouped collections of your music - Custom playlists - Songs can be hidden - Customization options - Completely free and open source - Fully offline and private Supported file formats: - mp3 - AAC - FLAC - ALAC - WAV
Screenshots
Verdict
The clearest difference is rating: Hopea at 5.0 against Hearing Space's 4.7. Hearing Space's advantage is ratings volume (3 vs 1) and iOS requirement (15.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Hopea holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively.
| Parameter | Hearing Space | Hopea |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (3 ratings) | 5.0 (1 ratings) — better |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 4 days | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 261 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Jing Dong | Otto Petaja |
In-app purchases
Hearing Space
No in-app purchases
Hopea
No in-app purchases









