# Hooloovoo vs Sonic Vision FX

The clearest difference is ads: Hooloovoo at none against Sonic Vision FX's shown. Hooloovoo also leads on rating (5.0 vs 4.8). Sonic Vision FX's advantage is update cadence (daily vs every 31 months) and ratings volume (10 vs 1). On price, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Hooloovoo holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Sonic Vision FX has 10 ratings behind it against 1, so its average is the more settled of the two.

Hooloovoo ships an update every 31 months, Sonic Vision FX daily. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Hooloovoo | Sonic Vision FX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hooloovoo/id903655999/reviews)** | [4.8 (10 ratings)](https://appshunter.io/ios/app/sonic-vision-fx-sonar-camera/id6760968180/reviews) |
| Number of ratings | 1 | **10** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 31 months | **Daily** |
| Monetization | Free | Free |
| Size | 1 MB | 5 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Pascal Harris](https://appshunter.io/developer/558268582) | [Masaharu Tsukamoto](https://appshunter.io/developer/939316877) |

## What reviewers say

### Hooloovoo

[App page](https://appshunter.io/ios/app/hooloovoo/id903655999)

This utility app converts colors between various formats like RGB, CMYK, and XYZ. It can identify the closest CSS or Crayola color, import custom palettes, and even capture colors using your device's camera. It's a comprehensive tool for all your color conversion needs.

**Highlights:** Multiple color format conversion (RGB, CMYK, XYZ, etc.), Find closest CSS/Crayola colors, Import custom color palettes, Capture colors with device camera, Supports iOS 7 and newer devices

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

**In-app purchases:** none


### Sonic Vision FX

[App page](https://appshunter.io/ios/app/sonic-vision-fx-sonar-camera/id6760968180)

This app transforms your camera's view into a real-time sonar-like display, creating dramatic radar and sonic wave effects. It's ideal for enhancing sci-fi shots, cyberpunk videos, or adding a futuristic atmosphere to everyday scenes.

**Highlights:** Real-time sonar visual filters, Intuitive pinch-to-zoom, Front and rear camera toggle, Full-screen immersive mode, Quick save and social sharing

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

**In-app purchases:** none


## Frequently asked questions

### Is Hooloovoo free?

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

### Is Sonic Vision FX free?

Sonic Vision FX is free to download, with no in-app purchases.

### Which has better reviews, Hooloovoo or Sonic Vision FX?

Hooloovoo is rated higher. Hooloovoo averages 5.0 out of 5 from 1 ratings, while Sonic Vision FX averages 4.8 from 10 ratings.

### Do Hooloovoo or Sonic Vision FX have ads?

Sonic Vision FX shows ads; Hooloovoo does not.

### Which is updated more often, Hooloovoo or Sonic Vision FX?

Hooloovoo ships an update every 31 months, and Sonic Vision FX daily. Most recently, Hooloovoo was updated on October 25, 2026 and Sonic Vision FX on October 24, 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.*