# Jelly.io! vs knockout!

The clearest difference is in-app purchases: Jelly.io! at none against knockout!'s 1. Jelly.io! also leads on iOS requirement (12.5 vs 15.0). knockout!'s advantage is update cadence (daily vs every 2 weeks). On price, ads and device support there is nothing between them.

Both are free to download. knockout! sells 1 one-off in-app purchase. Jelly.io! asks for nothing beyond the download.

Jelly.io! ships an update every 2 weeks, knockout! daily. The most recent releases landed on October 2, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Jelly.io! | knockout! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/jellyio/id6450542861/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | Ad-supported | — |
| Size | 246 MB | 151 MB |
| Requires iOS | **12.5** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beyond Games Oyun Yazılım ve Pazarlama Limited Şirketi](https://appshunter.io/developer/1708926372) | [Synthify Inc](https://appshunter.io/developer/1089257745) |

## What reviewers say

### Jelly.io!

[App page](https://appshunter.io/ios/app/jellyio/id6450542861)

Engage in a chaotic battle against other jellies in a town setting. Grow your jelly by consuming everything around you to become the largest and dominant jelly. Outmaneuver opponents and claim victory.

**Highlights:** Massive multiplayer battles, Grow your jelly by eating, Dominate the town, Simple controls, Competitive gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


### knockout!

[App page](https://appshunter.io/ios/app/knockout/id6759543551)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $2.99 | one-time |


## Frequently asked questions

### Is Jelly.io! free?

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

### Is knockout! free?

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

### Do Jelly.io! or knockout! have ads?

Both Jelly.io! and knockout! show ads.

### Which is updated more often, Jelly.io! or knockout!?

Jelly.io! ships an update every 2 weeks, and knockout! daily. Most recently, Jelly.io! was updated on October 2, 2026 and knockout! on September 30, 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.*