# WOW Filterbox vs Zen AutoPan

The clearest difference is in-app purchases: Zen AutoPan at none against WOW Filterbox's 1. Zen AutoPan also leads on review sentiment (80% vs 64%) and device support (3 vs 1). WOW Filterbox's advantage is update cadence (every 4 months vs every 13 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. WOW Filterbox sells 1 one-off in-app purchase. Zen AutoPan asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for WOW Filterbox against 4.7 for Zen AutoPan. Both are backed by a comparable volume of ratings — 30 and 15 respectively. Written reviews are what separate them: 64% of WOW Filterbox's written reviews are positive against 80% of Zen AutoPan's.

WOW Filterbox ships an update every 4 months, Zen AutoPan every 13 months. The most recent releases landed on October 23, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | WOW Filterbox | Zen AutoPan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (30 ratings)](https://appshunter.io/ios/app/wow-filterbox/id666864434/reviews) | **[4.7 (15 ratings)](https://appshunter.io/ios/app/zen-autopan/id6478596185/reviews)** |
| Number of ratings | **30** | 15 |
| Positive reviews | 64.3% of reviews | **80.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 13 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 86 MB | 15 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sugar Bytes GmbH](https://appshunter.io/developer/614418826) | [Tom Power](https://appshunter.io/developer/1629402664) |

## What reviewers say

### WOW Filterbox

[App page](https://appshunter.io/ios/app/wow-filterbox/id666864434)

This app offers a creative multi-filterbox with 21 filter types, analog and digital distortions, and powerful modulation options. It includes an integrated player and recorder, XY-pads for parameter control, and supports MIDI and Ableton Link.

**Highlights:** 21 filter types, Analog and digital distortion, Step sequencer & wobble generator, LFO with multiple waveforms, XY-Pads for parameter control, Integrated player and recorder, MIDI support & Ableton Link

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WOW Full Version | $19.99 | one-time |


### Zen AutoPan

[App page](https://appshunter.io/ios/app/zen-autopan/id6478596185)

This AUv3 stereo movement tool offers dynamic panning effects for music production and sound design. Sculpt your audio with multiple LFO shapes and an intuitive XY pad for real-time creative control. Seamlessly integrate with compatible DAWs on iOS devices.

**Highlights:** Multiple LFO Shapes, Intuitive XY Pad, Adjustable Stereo Width, AUv3 Compatibility, Optimized for iOS, 3D Visuals

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WOW Filterbox free?

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

### Is Zen AutoPan free?

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

### Which has better reviews, WOW Filterbox or Zen AutoPan?

Zen AutoPan is rated higher. WOW Filterbox averages 4.6 out of 5 from 30 ratings, while Zen AutoPan averages 4.7 from 15 ratings.

### Do WOW Filterbox or Zen AutoPan have ads?

Neither WOW Filterbox nor Zen AutoPan shows ads.

### Which is updated more often, WOW Filterbox or Zen AutoPan?

WOW Filterbox ships an update every 4 months, and Zen AutoPan every 13 months. Most recently, WOW Filterbox was updated on October 23, 2026 and Zen AutoPan on October 21, 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.*