# Stereo Designer Mini vs DubFilter

The clearest difference is price: DubFilter at Free against Stereo Designer Mini's $2.99. DubFilter also leads on ratings volume (71 vs 2). Stereo Designer Mini's advantage is in-app purchases (none vs 1) and review sentiment (100% vs 73%). On update cadence, ads and device support there is nothing between them.

DubFilter is free to download; Stereo Designer Mini costs $2.99 up front. DubFilter sells 1 one-off in-app purchase. Stereo Designer Mini asks for nothing beyond the download.

Stereo Designer Mini holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: DubFilter has 71 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of Stereo Designer Mini's written reviews are positive against 73% of DubFilter's.

Stereo Designer Mini ships an update every 4 months, DubFilter every 6 months. The most recent releases landed on September 21, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Stereo Designer Mini | DubFilter |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/stereo-designer-mini-audiofx/id949810044/reviews)** | [4.7 (71 ratings)](https://appshunter.io/ios/app/dubfilter/id979648058/reviews) |
| Number of ratings | 2 | **71** |
| Positive reviews | **100.0% of reviews** | 73.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 6 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 3 MB | 12 MB |
| Requires iOS | **12.4** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Holderness Media](https://appshunter.io/developer/431020308) | [Amazing Noises](https://appshunter.io/developer/903336421) |

## What reviewers say

### Stereo Designer Mini

[App page](https://appshunter.io/ios/app/stereo-designer-mini-audiofx/id949810044)

This audio processing tool allows users to manipulate stereo width, apply mid/side processing, and use independent channel filters. It integrates with other music apps and supports MIDI controllers for real-time adjustments.

**Highlights:** Wide stereo image creation, Mono sound source stereoization, Mid/Side processing, Independent channel filters, MIDI controller support, Audiobus and Inter-App Audio integration

**In-app purchases:** none


### DubFilter

[App page](https://appshunter.io/ios/app/dubfilter/id979648058)

This app provides a powerful dual filter with resonance and an exclusive overlap parameter. It also features a redesigned stereo sample player with LFO and scrubbing, along with extensive MIDI and file management capabilities.

**Highlights:** Dual low-pass/high-pass filter, Resonance and Overlap parameter, Stereo sample player with LFO, Scrubbing capabilities, Audiobus and Inter-App Audio support, MIDI control and file management, Preset morphing pad

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Audio Unit Plugin Support | $1.99 | one-time |


## Frequently asked questions

### Is Stereo Designer Mini free?

Stereo Designer Mini costs $2.99, with no in-app purchases.

### Is DubFilter free?

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

### Which has better reviews, Stereo Designer Mini or DubFilter?

Stereo Designer Mini is rated higher. Stereo Designer Mini averages 5.0 out of 5 from 2 ratings, while DubFilter averages 4.7 from 71 ratings.

### Do Stereo Designer Mini or DubFilter have ads?

Neither Stereo Designer Mini nor DubFilter shows ads.

### Which is updated more often, Stereo Designer Mini or DubFilter?

Stereo Designer Mini ships an update every 4 months, and DubFilter every 6 months. Most recently, Stereo Designer Mini was updated on September 21, 2026 and DubFilter on September 22, 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.*