# BouncyCastles.io vs Gravity Bottle Flip

The clearest difference is in-app purchases: BouncyCastles.io at none against Gravity Bottle Flip's 10. BouncyCastles.io also leads on ads (none vs shown) and update cadence (every 10 days vs every 2 months). On price and device support there is nothing between them.

Both are free to download. Gravity Bottle Flip sells 6 one-off in-app purchases. BouncyCastles.io asks for nothing beyond the download.

BouncyCastles.io ships an update every 10 days, Gravity Bottle Flip every 2 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | BouncyCastles.io | Gravity Bottle Flip |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (4 ratings)](https://appshunter.io/ios/app/bouncycastlesio/id1471699261/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Every 2 months |
| Monetization | Free | — |
| Size | 95 MB | 150 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Entity3 Limited](https://appshunter.io/developer/1055360372) | [Absolutely Digital](https://appshunter.io/developer/1297918392) |

## What reviewers say

### BouncyCastles.io

[App page](https://appshunter.io/ios/app/bouncycastlesio/id1471699261)

Compete in a humorous bouncing race to reach first place. Jump and race your way through a series of bouncy castles in this fun game.

**Highlights:** Bouncing race gameplay, Hilarious competition, Jump and race mechanics, First place objective

**In-app purchases:** none


### Gravity Bottle Flip

[App page](https://appshunter.io/ios/app/gravity-bottle-flip/id6738737240)

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy 100 Coins | $0.99 | one-time |
| Bottle Unlock | $1.99 | one-time |
| Remove Ads | $3.99 | one-time |
| Buy 3000 Coins | $9.99 | one-time |
| Buy 5000 Coins | $14.99 | one-time |
| Buy 10000 Coins | $24.99 | one-time |


## Frequently asked questions

### Is BouncyCastles.io free?

BouncyCastles.io is free to download, with no in-app purchases.

### Is Gravity Bottle Flip free?

Gravity Bottle Flip is free to download, with in-app purchases available.

### Do BouncyCastles.io or Gravity Bottle Flip have ads?

Gravity Bottle Flip shows ads; BouncyCastles.io does not.

### Which is updated more often, BouncyCastles.io or Gravity Bottle Flip?

BouncyCastles.io ships an update every 10 days, and Gravity Bottle Flip every 2 months. Most recently, BouncyCastles.io was updated on November 3, 2026 and Gravity Bottle Flip on November 4, 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.*