# RRS HLF vs Filterjam

The clearest difference is update cadence: RRS HLF at every 3 months against Filterjam's every 22 months. RRS HLF also leads on review sentiment (100% vs 83%) and iOS requirement (9.0 vs 14.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. 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 RRS HLF against 5.0 for Filterjam. Both are backed by a comparable volume of ratings — 19 and 34 respectively. Written reviews are what separate them: 100% of RRS HLF's written reviews are positive against 83% of Filterjam's.

RRS HLF ships an update every 3 months, Filterjam every 22 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | RRS HLF | Filterjam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (19 ratings)](https://appshunter.io/ios/app/rrs-hlf-3c/id1641858127/reviews)** | [5.0 (34 ratings)](https://appshunter.io/ios/app/filterjam/id1659941144/reviews) |
| Number of ratings | 19 | **34** |
| Positive reviews | **100.0% of reviews** | 83.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 22 months |
| Monetization | Free | Free |
| Size | 22 MB | 25 MB |
| Requires iOS | **9.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RRS, OOO](https://appshunter.io/developer/1486125568) | [AudioThing Ltd.](https://appshunter.io/developer/1659941236) |

## What reviewers say

### RRS HLF

[App page](https://appshunter.io/ios/app/rrs-hlf-3c/id1641858127)

This audio plugin offers broad tonal sculpting with 12 dB per octave low and high cut filters. It allows for precise frequency subtraction to enhance musicality in mixes, compensating for hardware signal loss with unity gain.

**Highlights:** 12 dB/octave low and high cut filters, Retro-tonal sculpting, Special effects, Compensates for insertion loss, Unity gain upon insertion, Simple three-control interface

**In-app purchases:** none


### Filterjam

[App page](https://appshunter.io/ios/app/filterjam/id1659941144)

This app offers a multiband resonant filter for creating unique audio effects. It divides input signals into four bands, allowing for various sonic manipulations from subtle enhancements to extreme sound mangling.

**Highlights:** Multiband resonant filtering, 4-band signal division, Sum or multiply band modes, Versatile sound shaping, Ringmod-like effects

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is RRS HLF free?

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

### Is Filterjam free?

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

### Which has better reviews, RRS HLF or Filterjam?

RRS HLF is rated higher. RRS HLF averages 5.0 out of 5 from 19 ratings, while Filterjam averages 5.0 from 34 ratings.

### Do RRS HLF or Filterjam have ads?

Neither RRS HLF nor Filterjam shows ads.

### Which is updated more often, RRS HLF or Filterjam?

RRS HLF ships an update every 3 months, and Filterjam every 22 months. Most recently, RRS HLF was updated on November 3, 2026 and Filterjam on November 3, 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.*