# RRS EQ3 vs KeepBackPlay

The clearest difference is in-app purchases: KeepBackPlay at none against RRS EQ3's 1. RRS EQ3's advantage is iOS requirement (10.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. RRS EQ3 sells 1 one-off in-app purchase. KeepBackPlay asks for nothing beyond the download.

RRS EQ3 ships an update monthly, KeepBackPlay every 3 weeks. The most recent releases landed on August 20, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | RRS EQ3 | KeepBackPlay |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (23 ratings)](https://appshunter.io/ios/app/rrs-eq3/id1507895144/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 23 MB | 7 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [RRS, OOO](https://appshunter.io/developer/1486125568) | [Carlos Jeurissen](https://appshunter.io/developer/1543382149) |

## What reviewers say

### RRS EQ3

[App page](https://appshunter.io/ios/app/rrs-eq3/id1507895144)

This audio effect plugin offers vintage-inspired tonal adjustments with five broad, interacting bands. It emulates an '80s approach to frequency shaping, allowing for precise control over your mix's clarity and low-end response. A demo version is available for trial before unlocking the full unlimited experience.

**Highlights:** Standalone and AUv3 plugin, Modeled vintage EQ, Multiple fixed and boost-only bands, Stereo, Mid, or Side EQ modes, Undo/Redo and A/B comparison, Scalable GUI

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RRS EQ3 Unlimited | $4.99 | one-time |


### KeepBackPlay

[App page](https://appshunter.io/ios/app/keepbackplay/id6755731215)

**Features:** Safari Extension, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is RRS EQ3 free?

RRS EQ3 is free to download, with in-app purchases available.

### Is KeepBackPlay free?

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

### Do RRS EQ3 or KeepBackPlay have ads?

Neither RRS EQ3 nor KeepBackPlay shows ads.

### Which is updated more often, RRS EQ3 or KeepBackPlay?

RRS EQ3 ships an update monthly, and KeepBackPlay every 3 weeks. Most recently, RRS EQ3 was updated on August 20, 2026 and KeepBackPlay on September 13, 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.*