Espiro vs Four Dimensional Space
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Espiro
Create unique roulette art with this drawing application. It offers an unbounded canvas, smooth animations, and a variety of wheel options to design intricate patterns. Save and share your creations easily with friends or browse an in-app gallery for inspiration.
- Unbounded canvas with custom background color
- Smooth wheel animation for curve generation
- Combine multiple wheel types and sizes
- Over 150 wheel variations
- Control line color, width, and opacity
- Save and share drawings
- In-app user gallery
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About: Espiro is a simple and practical drawing app for creating roulette art without the hustle of using papers and pencils. It has all you need to draw, save and share your art creation with ease in most enjoyable way possible. Features: - Draw with your finger tip on an unbounded canvas with a background color of your choice. - Enjoy the satisfaction of smooth wheel animation that draws coordinated eye catchy curves. - Combine multiple wheel types and sizes to create harmonic patterns. - Get creative with over 150+ wheel variations. - Control lines color, width and opacity. - Save your drawings on your mobile device local storage. - Show your friends your art creations on your favourite social media platform. - Get inspired by browsing in-app users gallery.
Four Dimensional Space
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Enter a rotating black hole and explore a visual experience beyond the limits of three-dimensional space. This app combines a glowing accretion disk with a conceptual 4D tesseract projected into 3D space, creating a dynamic and immersive visualization. Interact with the scene by adjusting tilt, rotation speed, and gravitational lensing strength to reveal new perspectives and distortions. Watch as the structure shifts and bends under the influence of the black hole’s gravity. No goals — just observe, explore, and experience a different dimension.
Screenshots
Verdict
The clearest difference is ads: Espiro at none against Four Dimensional Space's shown. Espiro also leads on update cadence (monthly vs every 3 months) and iOS requirement (7.0 vs 26.2). On price, 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.
Espiro ships an update monthly, Four Dimensional Space every 3 months. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.
| Parameter | Espiro | Four Dimensional Space |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (8 ratings) — better | — |
| Positive reviews | 40.0% of reviews | — |
| Number of ratings | 8 — better | — |
| Update frequency | Monthly — better | Every 3 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 7.0 — better | 26.2 |
| Further details — not scored | ||
| Size | 123 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | The Orbit Company for Software Development | Toru Kawaguchi |
In-app purchases
Espiro
No in-app purchases
Four Dimensional Space
No in-app purchases
Questions
Is Espiro free?
Is Four Dimensional Space free?
Do Espiro or Four Dimensional Space have ads?
Which is updated more often, Espiro or Four Dimensional Space?
Other comparisons
