Cosmo Desktop vs SpinDraw 3D
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cosmo Desktop
Access stunning NASA astronomy pictures on your iOS device. Easily browse, save, and set them as your wallpaper. Enjoy a user-friendly interface for exploring the cosmos.
- View NASA astronomy pictures
- User-friendly browsing interface
- Save pictures to photo album
- Set pictures as iOS wallpaper
- Free and ad-less experience
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Cosmo Desktop serves the latest NASA astronomy pictures http://apod.nasa.gov/ to your iOS device in a few clicks. You can let you slide and flip through all the pictures in a user-friendly manner. If you would like to use the pictures to be your iOS wallpaper, just export the pictures to your iOS Photo Album first. You can then select the pictures at your iOS settings. All astronomy pictures are courtesy of the NASA Astronomy Pictures of the Day under public domain, or their respective owners. The Cosmo Desktop will always be free and ad-less. Please direct your appreciations to the APOD team by Robert Nemiroff and Jerry Bonnell http://apod.nasa.gov/apod/lib/about_apod.html Cosmo Desktop is also available on the Mac App Store: http://itunes.apple.com/us/app/cosmo-desktop/id553916089?ls=1&mt=12
SpinDraw 3D
Create mesmerizing visual experiences by drawing with resizable spinning shapes like rectangles and triangles. This app serves as both a fun tool and an educational aid, perfect for learning letters and practicing formation. Adjust speed, pause, and change shape sizes for a dynamic drawing adventure.
- Resizable spinning shapes
- Letter tracing for learning
- Adjustable speed and pause controls
- Create unique visual art
- Educational tool for children
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Draw with resizable spinning rectangles, triangles, and more in SpinDraw 3D. SpinDraw is great for a bit of fun and a learning tool. The app allows users to trace letters inside the app. This is a powerful tool for anyone learning letters and letter formation. Speed up, Slow down and pause and play nodes to change up the experience. Change the size of your shapes to create new mesmerizing experiences. Create, Play, Learn, and have fun using SpinDraw 3D!
Screenshots
Verdict
The clearest difference is ads: Cosmo Desktop at none against SpinDraw 3D's shown. Cosmo Desktop also leads on rating (5.0 vs 4.6) and review sentiment (90% vs 71%). SpinDraw 3D's advantage is ratings volume (16 vs 2) and iOS requirement (14.1 vs 16.0). 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.
Cosmo Desktop holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: SpinDraw 3D has 16 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 90% of Cosmo Desktop's written reviews are positive against 71% of SpinDraw 3D's.
Cosmo Desktop ships an update every 10 months, SpinDraw 3D every 23 months. The most recent releases landed on October 25, 2026 and October 22, 2026 respectively.
| Parameter | Cosmo Desktop | SpinDraw 3D |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 4.6 (16 ratings) |
| Positive reviews | 90.0% of reviews — better | 71.4% of reviews |
| Number of ratings | 2 | 16 — better |
| Update frequency | Every 10 months — better | Every 23 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 14.1 — better |
| Further details — not scored | ||
| Size | 6 MB | 24 MB |
| Age rating | 9+ | 4+ |
| Developer | Pulsely Consulting | Joshua Davis |
Customer experience
Cosmo Desktop
SpinDraw 3D
In-app purchases
Cosmo Desktop
No in-app purchases
SpinDraw 3D
No in-app purchases
Questions
Is Cosmo Desktop free?
Is SpinDraw 3D free?
Which has better reviews, Cosmo Desktop or SpinDraw 3D?
Do Cosmo Desktop or SpinDraw 3D have ads?
Which is updated more often, Cosmo Desktop or SpinDraw 3D?
Other comparisons
