# OpEvol vs Flux Vortex

The clearest difference is review sentiment: Flux Vortex at 88% against OpEvol's 27%. Flux Vortex also leads on in-app purchases (none vs 1) and update cadence (every 7 months vs every 22 months). OpEvol's advantage is price (Free vs $1.99). On ads and device support there is nothing between them.

OpEvol is free to download; Flux Vortex costs $1.99 up front. OpEvol sells 1 in-app purchase, starting at $6.99 per year. Flux Vortex asks for nothing beyond the download.

OpEvol ships an update every 22 months, Flux Vortex every 7 months. The most recent releases landed on September 30, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | OpEvol | Flux Vortex |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[4.6 (278 ratings)](https://appshunter.io/ios/app/flux-vortex/id1214159394/reviews)** |
| Number of ratings | — | **278** |
| Positive reviews | 27.3% of reviews | **87.5% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 7 months** |
| Monetization | Paid | **Free** |
| Size | 3 MB | 5 MB |
| Requires iOS | 26.0 | **8.1** |
| Devices | iPhone, iPad, Apple TV | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Muddlegeist](https://appshunter.io/developer/701677888) | [PDJ Apps](https://appshunter.io/developer/290231771) |

## What reviewers say

### OpEvol

[App page](https://appshunter.io/ios/app/opevol/id788355019)

Experience a dynamic, ever-changing display of psychedelic visuals inspired by 1960s Op Art. This app creates animated fields of geometric colors and contrasts for passive viewing or interactive play.

**Highlights:** Animated geometric patterns, Op Art inspired visuals, Psychedelic color displays, Interactive visual play, Air Display compatibility

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OpEvol Annual Subscription | $6.99 | per year |


### Flux Vortex

[App page](https://appshunter.io/ios/app/flux-vortex/id1214159394)

Explore mesmerizing, ever-changing fractal patterns that react to your touch with satisfying ripples. This app offers a visually engaging and calming experience.

**Highlights:** Constantly changing fractal patterns, Interactive ripple effects, Visually engaging, Calming experience

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

**In-app purchases:** none


## Frequently asked questions

### Is OpEvol free?

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

### Is Flux Vortex free?

Flux Vortex costs $1.99, with no in-app purchases.

### Do OpEvol or Flux Vortex have ads?

Neither OpEvol nor Flux Vortex shows ads.

### Which is updated more often, OpEvol or Flux Vortex?

OpEvol ships an update every 22 months, and Flux Vortex every 7 months. Most recently, OpEvol was updated on September 30, 2026 and Flux Vortex on October 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.*