# Killer Bubbles vs Bubble Rainbow

The clearest difference is price: Bubble Rainbow at Free against Killer Bubbles's $0.99. Bubble Rainbow also leads on rating (4.6 vs 3.5) and update cadence (every 6 months vs every 38 months). Killer Bubbles's advantage is ads (none vs shown) and iOS requirement (11.0 vs 14.0). On in-app purchases and device support there is nothing between them.

Bubble Rainbow is free to download; Killer Bubbles costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Bubble Rainbow holds the better App Store score, 4.6 against 3.5. That said, the two scores are not equally well evidenced: Bubble Rainbow has 88 ratings behind it against 2, so its average is the more settled of the two.

Killer Bubbles ships an update every 38 months, Bubble Rainbow every 6 months. The most recent releases landed on June 1, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Killer Bubbles | Bubble Rainbow |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.5 (2 ratings)](https://appshunter.io/ios/app/killer-bubbles/id1071082618/reviews) | **[4.6 (88 ratings)](https://appshunter.io/ios/app/bubble-rainbow-pop-and-explode/id6484271954/reviews)** |
| Number of ratings | 2 | **88** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 38 months | **Every 6 months** |
| Monetization | Paid | **Ad-supported** |
| Size | 8 MB | 261 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mike Hempfling](https://appshunter.io/developer/422781074) | [Vira Games Inc.](https://appshunter.io/developer/1681862478) |

## What reviewers say

### Killer Bubbles

[App page](https://appshunter.io/ios/app/killer-bubbles/id1071082618)

Pilot a ship in an endless arcade game, shooting and ramming bubbles before they combine. Dodge enemy fire and avoid indestructible killer bubbles created by larger ones. Control your ship with a virtual joystick and shoot to score points.

**Highlights:** Shoot bubbles for points, Avoid enemy bubble bullets, Bubbles combine to create larger ones, Indestructible killer bubbles, Virtual joystick controls, Shoot button for bullets

**Features:** macOS Compatibility

**In-app purchases:** none


### Bubble Rainbow

[App page](https://appshunter.io/ios/app/bubble-rainbow-pop-and-explode/id6484271954)

Immerse yourself in a vibrant bubble-popping adventure with captivating visuals and soothing sounds. Enjoy simple, addictive gameplay with powerful boosters to help you clear levels and achieve high scores. This relaxing game offers endless fun without time limits or lives.

**Highlights:** Colorful visuals, Simple and addictive gameplay, Powerful boosters, Progress through levels, Earn high scores, Endless fun

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

**In-app purchases:** none


## Frequently asked questions

### Is Killer Bubbles free?

Killer Bubbles costs $0.99, with no in-app purchases.

### Is Bubble Rainbow free?

Bubble Rainbow is free to download, with no in-app purchases.

### Which has better reviews, Killer Bubbles or Bubble Rainbow?

Bubble Rainbow is rated higher. Killer Bubbles averages 3.5 out of 5 from 2 ratings, while Bubble Rainbow averages 4.6 from 88 ratings.

### Do Killer Bubbles or Bubble Rainbow have ads?

Bubble Rainbow shows ads; Killer Bubbles does not.

### Which is updated more often, Killer Bubbles or Bubble Rainbow?

Killer Bubbles ships an update every 38 months, and Bubble Rainbow every 6 months. Most recently, Killer Bubbles was updated on June 1, 2026 and Bubble Rainbow on September 10, 2026.

---

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