# Ringularity vs Space Defender

The clearest difference is update cadence: Space Defender at daily against Ringularity's fortnightly. Space Defender also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. Ringularity sells 2 in-app purchases, starting at $0.99 per 7 days and Space Defender sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Ringularity ships an update fortnightly, Space Defender daily. The most recent releases landed on October 25, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Ringularity | Space Defender |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/ringularity-void-undefeated/id6799539910/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 40 MB | 1.2 GB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [ALEX RICHARD CAMP](https://appshunter.io/developer/1883155500) | [Guillaume Merle](https://appshunter.io/developer/6815594429) |

## What reviewers say

### Ringularity

[App page](https://appshunter.io/ios/app/ringularity-void-undefeated/id6799539910)

Tap rings before they fall into a dynamic, ray-traced black hole. Master one-tap arcade gameplay to chase high scores and climb the global leaderboard. Enjoy three free runs daily or unlock unlimited play with a subscription.

**Highlights:** Real-time ray-traced black hole, Fast one-tap arcade gameplay, Streak and multiplier system, Global leaderboard, Three free runs daily, Unlimited play subscription

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited | $0.99 | per 7 days |
| Lifetime | $4.99 | one-time |


### Space Defender

[App page](https://appshunter.io/ios/app/space-defender-frontier-squad/id6815695152)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full game | $4.99 | one-time |


## Frequently asked questions

### Is Ringularity free?

Ringularity is free to download, with in-app purchases available.

### Is Space Defender free?

Space Defender is free to download, with in-app purchases available.

### Do Ringularity or Space Defender have ads?

Neither Ringularity nor Space Defender shows ads.

### Which is updated more often, Ringularity or Space Defender?

Ringularity ships an update fortnightly, and Space Defender daily. Most recently, Ringularity was updated on October 25, 2026 and Space Defender on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*