# Space Twins vs Do Not Boom .io

The clearest difference is review sentiment: Space Twins at 100% against Do Not Boom .io's 60%. Space Twins also leads on ads (none vs shown). Do Not Boom .io's advantage is update cadence (every 6 months vs every 17 months). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Space Twins sells 3 one-off in-app purchases and Do Not Boom .io sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Space Twins ships an update every 17 months, Do Not Boom .io every 6 months. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Space Twins | Do Not Boom .io |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (7.5K ratings)](https://appshunter.io/ios/app/do-not-boom-io/id1595601242/reviews)** |
| Number of ratings | — | **7.5K** |
| Positive reviews | **100.0% of reviews** | 60.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 17 months | **Every 6 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 78 MB | 197 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Frimus](https://appshunter.io/developer/673071528) | [AI Games FZ](https://appshunter.io/developer/1478916023) |

## What reviewers say

### Space Twins

[App page](https://appshunter.io/ios/app/space-twins/id972964669)

Guide two characters through an endless space journey, dodging obstacles and collecting fuel. Unlock various avatars and challenge friends in different game modes. Enjoy funky music and practice your skills.

**Highlights:** Endless gameplay, Avatar collection, Practice mode, Easy and Hard modes, Compete with friends, Earn stars by watching videos

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Star Pack 1 | $0.99 | one-time |
| Star Pack 2 | $0.99 | one-time |
| Remove Ads | $0.99 | one-time |


### Do Not Boom .io

[App page](https://appshunter.io/ios/app/do-not-boom-io/id1595601242)

Engage in a thrilling multiplayer battle royale where ten players compete to be the last one standing. Outlast your opponents in a dynamic arena to claim victory.

**Highlights:** Multiplayer battle royale, Last player standing, Arena combat, Ten player matches

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ADs | $1.99 | one-time |

**What reviewers like**

- 👍 Good game
- 🚀 Really good
- 😍 Do not boom in

**What reviewers complain about**

- 🐛 Crashes a lot
- 🔥 Ads during gameplay
- 🤔 Boring
- 🤔 Pretends to be online but is just bots

**Reported bugs**

- Game crashes frequently
- Freezing issues
- Progress lost after crashes

**Requested features**

- Fix crashing issues
- Improve ad placement
- Add more online multiplayer features


## Frequently asked questions

### Is Space Twins free?

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

### Is Do Not Boom .io free?

Do Not Boom .io is free to download, with in-app purchases available.

### Do Space Twins or Do Not Boom .io have ads?

Do Not Boom .io shows ads; Space Twins does not.

### Which is updated more often, Space Twins or Do Not Boom .io?

Space Twins ships an update every 17 months, and Do Not Boom .io every 6 months. Most recently, Space Twins was updated on October 7, 2026 and Do Not Boom .io on October 25, 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.*