# RRS EQ173 vs Filterjam

The clearest difference is in-app purchases: Filterjam at none against RRS EQ173's 1. RRS EQ173's advantage is update cadence (monthly vs every 22 months) and review sentiment (100% vs 83%). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. RRS EQ173 sells 1 one-off in-app purchase. Filterjam asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for RRS EQ173 against 5.0 for Filterjam. Both are backed by a comparable volume of ratings — 22 and 34 respectively. Written reviews are what separate them: 100% of RRS EQ173's written reviews are positive against 83% of Filterjam's.

RRS EQ173 ships an update monthly, Filterjam every 22 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | RRS EQ173 | Filterjam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (22 ratings)](https://appshunter.io/ios/app/rrs-eq173/id1636444874/reviews) | **[5.0 (34 ratings)](https://appshunter.io/ios/app/filterjam/id1659941144/reviews)** |
| Number of ratings | 22 | **34** |
| Positive reviews | **100.0% of reviews** | 83.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 22 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 16 MB | 25 MB |
| Requires iOS | **10.0** | 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 EQ173

[App page](https://appshunter.io/ios/app/rrs-eq173/id1636444874)

This audio plugin emulates a vintage mic/line amplifier with comprehensive EQ controls. It offers a demo mode with limited playtime and an unlimited version available via in-app purchase. Features include stereo/mid/side EQ, undo/redo, and a scalable GUI.

**Highlights:** Standalone and AUv3 plugin, Modeled vintage EQ, Stereo, Mid, or Side EQ modes, Undo/Redo functionality, A/B comparison, Scalable GUI

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RRS EQ173 Unlimited | $4.99 | one-time |


### 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 EQ173 free?

RRS EQ173 is free to download, with in-app purchases available.

### Is Filterjam free?

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

### Which has better reviews, RRS EQ173 or Filterjam?

Filterjam is rated higher. RRS EQ173 averages 4.9 out of 5 from 22 ratings, while Filterjam averages 5.0 from 34 ratings.

### Do RRS EQ173 or Filterjam have ads?

Neither RRS EQ173 nor Filterjam shows ads.

### Which is updated more often, RRS EQ173 or Filterjam?

RRS EQ173 ships an update monthly, and Filterjam every 22 months. Most recently, RRS EQ173 was updated on October 24, 2026 and Filterjam 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.*