# SUPER 8LINES COMPOSITION vs Knife Challenge

The clearest difference is in-app purchases: Knife Challenge at none against SUPER 8LINES COMPOSITION's 5. SUPER 8LINES COMPOSITION's advantage is ads (none vs shown) and iOS requirement (6.0 vs 11.0). On price, update cadence and device support there is nothing between them.

Both are free to download. SUPER 8LINES COMPOSITION sells 5 one-off in-app purchases. Knife Challenge asks for nothing beyond the download.

SUPER 8LINES COMPOSITION ships an update every 13 months, Knife Challenge every 8 months. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | SUPER 8LINES COMPOSITION | Knife Challenge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | **Every 8 months** |
| Size | 84 MB | 161 MB |
| Requires iOS | **6.0** | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Animo Inc.](https://appshunter.io/developer/792621412) | [北京快博科斯信息技术有限公司](https://appshunter.io/developer/1530774041) |

## What reviewers say

### SUPER 8LINES COMPOSITION

[App page](https://appshunter.io/ios/app/super-8lines-composition/id1025250532)

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 200credits SUPER 8LINES COMPOSITION | $1.99 | one-time |
| 400credits SUPER 8LINES COMPOSITION | $3.99 | one-time |
| 800credits SUPER 8LINES COMPOSITION | $6.99 | one-time |
| 2000credits SUPER 8LINES COMPOSITION | $11.99 | one-time |
| 5000credits SUPER 8LINES COMPOSITION | $19.99 | one-time |


### Knife Challenge

[App page](https://appshunter.io/ios/app/knife-challenge-shooting-game/id6448082794)

**In-app purchases:** none


## Frequently asked questions

### Is SUPER 8LINES COMPOSITION free?

SUPER 8LINES COMPOSITION is free to download, with in-app purchases available.

### Is Knife Challenge free?

Knife Challenge is free to download, with no in-app purchases.

### Do SUPER 8LINES COMPOSITION or Knife Challenge have ads?

Knife Challenge shows ads; SUPER 8LINES COMPOSITION does not.

### Which is updated more often, SUPER 8LINES COMPOSITION or Knife Challenge?

SUPER 8LINES COMPOSITION ships an update every 13 months, and Knife Challenge every 8 months. Most recently, SUPER 8LINES COMPOSITION was updated on November 6, 2026 and Knife Challenge on November 7, 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.*