# Perfect Circle Challenge vs Shift Punk

The clearest difference is in-app purchases: Perfect Circle Challenge at none against Shift Punk's 6. Perfect Circle Challenge also leads on ads (none vs shown). Shift Punk's advantage is update cadence (weekly vs monthly) and iOS requirement (15.0 vs 18.5). On price and device support there is nothing between them.

Both are free to download. Shift Punk sells 6 one-off in-app purchases. Perfect Circle Challenge asks for nothing beyond the download.

Perfect Circle Challenge ships an update monthly, Shift Punk weekly. Both last shipped on November 13, 2026.

## The numbers

| Metric | Perfect Circle Challenge | Shift Punk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (7 ratings)](https://appshunter.io/ios/app/shift-punk-edge-run/id6789452818/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 5 MB | 242 MB |
| Requires iOS | 18.5 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HENRY THOMAS JAMES FORREST](https://appshunter.io/developer/1874320246) | [Nvibe Corp.](https://appshunter.io/developer/1850865517) |

## What reviewers say

### Perfect Circle Challenge

[App page](https://appshunter.io/ios/app/perfect-circle-challenge/id6759292093)

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

**In-app purchases:** none


### Shift Punk

[App page](https://appshunter.io/ios/app/shift-punk-edge-run/id6789452818)

Dash through a cyber world, outrunning a deletion protocol. Use one-touch controls to switch rails, dodge obstacles, and activate special abilities to achieve freedom. Compete globally for the highest score in this endless runner.

**Highlights:** One-touch controls, Rail switching gameplay, Unique runner abilities, Time-slowing 'Shift' mechanic, Global leaderboards, Endless chase race

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| First Purchase: 2,000 Coins | $0.99 | one-time |
| 3,000 Coins | $2.99 | one-time |
| 7,000 Coins | $5.99 | one-time |
| Hacking Package | $5.99 | one-time |
| 14,000 Coins | $9.99 | one-time |
| 30,000 Coins | $19.99 | one-time |


## Frequently asked questions

### Is Perfect Circle Challenge free?

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

### Is Shift Punk free?

Shift Punk is free to download, with in-app purchases available.

### Do Perfect Circle Challenge or Shift Punk have ads?

Shift Punk shows ads; Perfect Circle Challenge does not.

### Which is updated more often, Perfect Circle Challenge or Shift Punk?

Perfect Circle Challenge ships an update monthly, and Shift Punk weekly. Most recently, Perfect Circle Challenge was updated on November 13, 2026 and Shift Punk on November 13, 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.*