M vs Space
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
M
Explore hidden objects within stereogram images. This app offers a collection of magic eye puzzles to view and enjoy, perfect for casual entertainment and passing the time. Tap on thumbnails for helpful hints.
- Stereogram image viewer
- Hidden object discovery
- Image scrolling
- Tip system
- Time-killing entertainment
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Magic eye free app. Use the power of the stereogram universe (not actually using the power of any close star systems) to view hidden objects within the image. Pickup and enjoy, ideal for killing time. Scroll through the images. Tap thumbnail to get a tip.
Space
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Space-Time Audio Player delivers time-synchronised, location-aware audio experiences designed to begin automatically at specific moments and in specific places. The app plays audio without requiring user interaction once conditions are met. Playback is triggered by scheduled times and confirmed geographic location. All audio content is stored locally on the device to ensure reliable, offline playback. Key features: Time-synchronised audio playback Location-based access control Offline audio (no streaming required) Automatic playback at scheduled times Minimal, distraction-free interface Space-Time Audio Player is designed for immersive audio experiences where timing and location are integral to the work. Availability and playback depend on configured schedules and locations.
Screenshots
Verdict
The clearest difference is in-app purchases: Space at none against M's 1. M's advantage is iOS requirement (9.0 vs 15.6). On price, ads 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. M sells 1 one-off in-app purchase. Space asks for nothing beyond the download.
| Parameter | M | Space |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 9.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 23 MB | 25 MB |
| Age rating | 4+ | 12+ |
| Developer | William Alexander | David Rosenberg |
In-app purchases
M
- Remove Ads$0.99
Space
No in-app purchases









