# Dub Filter vs KA mini HuLuSi

The clearest difference is price: KA mini HuLuSi at $1.99 against Dub Filter's $14.99. KA mini HuLuSi also leads on update cadence (every 5 weeks vs every 15 months). Dub Filter's advantage is ratings volume (6 vs 1). On rating, ads, in-app purchases and monetization model there is nothing between them.

Dub Filter costs $14.99 and KA mini HuLuSi $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Dub Filter against 5.0 for KA mini HuLuSi. That said, the two scores are not equally well evidenced: Dub Filter has 6 ratings behind it against 1, so its average is the more settled of the two.

Dub Filter ships an update every 15 months, KA mini HuLuSi every 5 weeks. The most recent releases landed on October 16, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Dub Filter | KA mini HuLuSi |
| --- | --- | --- |
| Price | $14.99 | **$1.99** |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/dub-filter-high-pass/id6478895441/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/ka-mini-hulusi/id6479429450/reviews) |
| Number of ratings | **6** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 5 weeks** |
| Monetization | Paid | Paid |
| Size | 21 MB | 24 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AudioThing Ltd.](https://appshunter.io/developer/1659941236) | [SHANTOU KONG AUDIO SOFTWARE TECHNOLOGY CO.,LTD.](https://appshunter.io/developer/956078324) |

## What reviewers say

### Dub Filter

[App page](https://appshunter.io/ios/app/dub-filter-high-pass/id6478895441)

This audio plugin emulates a legendary vintage high-pass filter, offering eleven frequency steps and controls for resonance, magnetism, character, dynamics, and artifacts. It includes LFO and Envelope Follower modulation sources for creative sound design.

**Highlights:** Vintage high-pass filter emulation, Eleven frequency steps, Adjustable resonance, Magnetism, Character, Dynamics, Artifacts controls, LFO modulation, Envelope Follower modulation, Standalone and AUv3 formats

**Features:** Vision Pro support

**In-app purchases:** none


### KA mini HuLuSi

[App page](https://appshunter.io/ios/app/ka-mini-hulusi/id6479429450)

This virtual instrument app offers a high-quality Chinese HuLuSi sound experience for electric wind and MIDI keyboard users. Its minimalist design ensures simple UI controls for an intuitive musical creation process.

**Highlights:** Virtual HuLuSi instrument, Minimalist UI design, High-quality sound, Electric wind instrument support, MIDI keyboard support, App and AUv3 plugin compatibility

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

**In-app purchases:** none


## Frequently asked questions

### Is Dub Filter free?

Dub Filter costs $14.99, with no in-app purchases.

### Is KA mini HuLuSi free?

KA mini HuLuSi costs $1.99, with no in-app purchases.

### Which has better reviews, Dub Filter or KA mini HuLuSi?

Dub Filter and KA mini HuLuSi are both rated 5.0 out of 5 on the App Store, from 6 and 1 ratings respectively.

### Do Dub Filter or KA mini HuLuSi have ads?

Neither Dub Filter nor KA mini HuLuSi shows ads.

### Which is updated more often, Dub Filter or KA mini HuLuSi?

Dub Filter ships an update every 15 months, and KA mini HuLuSi every 5 weeks. Most recently, Dub Filter was updated on October 16, 2026 and KA mini HuLuSi on October 11, 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.*