# Roly Poly Fighter vs Aetherline Protocol

The clearest difference is iOS requirement: Roly Poly Fighter at 15.0 against Aetherline Protocol's 17.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Roly Poly Fighter sells 6 one-off in-app purchases and Aetherline Protocol sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Roly Poly Fighter ships an update every 6 days, Aetherline Protocol every 9 days. The most recent releases landed on October 31, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Roly Poly Fighter | Aetherline Protocol |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/roly-poly-fighter/id6773001050/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 6 days** | Every 9 days |
| Monetization | Free with in-app purchases | — |
| Size | 1.5 GB | 31 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 12+ |
| Developer | [ali karacam](https://appshunter.io/developer/1872105388) | [Le Nguyen](https://appshunter.io/developer/1871997463) |

## What reviewers say

### Roly Poly Fighter

[App page](https://appshunter.io/ios/app/roly-poly-fighter/id6773001050)

Engage in underground fighting arenas, defeat rivals, and climb the ranks. This simulation allows you to develop a unique fighting style, upgrade your character, and customize your living space with in-game earnings. Explore a growing world with social areas and upcoming additions like races and vehicles.

**Highlights:** Underground fighting arenas, Character improvement and customization, House decoration and expansion, Online social skate area, Exploration of Roly Poly World, Upcoming new areas and vehicles

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Pack | $0.99 | one-time |
| Rookie Bundle | $4.99 | one-time |
| Popular Bundle | $9.99 | one-time |
| Elite Bundle | $19.99 | one-time |
| Epic Vault | $49.99 | one-time |
| Ultimate Chest | $99.99 | one-time |


### Aetherline Protocol

[App page](https://appshunter.io/ios/app/aetherline-protocol/id6786246670)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aether Cache | $0.99 | one-time |
| Aether Vault | $4.99 | one-time |
| Remove Ads | $4.99 | one-time |
| Aether Reactor | $9.99 | one-time |


## Frequently asked questions

### Is Roly Poly Fighter free?

Roly Poly Fighter is free to download, with in-app purchases available.

### Is Aetherline Protocol free?

Aetherline Protocol is free to download, with in-app purchases available.

### Do Roly Poly Fighter or Aetherline Protocol have ads?

Both Roly Poly Fighter and Aetherline Protocol show ads.

### Which is updated more often, Roly Poly Fighter or Aetherline Protocol?

Roly Poly Fighter ships an update every 6 days, and Aetherline Protocol every 9 days. Most recently, Roly Poly Fighter was updated on October 31, 2026 and Aetherline Protocol on November 10, 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.*