# Overdrive Synth vs RRS Ivoks

The clearest difference is rating: Overdrive Synth at 4.9 against RRS Ivoks's 4.4. Overdrive Synth also leads on review sentiment (79% vs 63%). RRS Ivoks's advantage is update cadence (fortnightly vs monthly) and iOS requirement (10.0 vs 14.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Overdrive Synth sells 1 one-off in-app purchase and RRS Ivoks sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Overdrive Synth holds the better App Store score, 4.9 against 4.4. Both are backed by a comparable volume of ratings — 34 and 46 respectively. Written reviews point the same way: 79% of Overdrive Synth's written reviews are positive against 63% of RRS Ivoks's.

Overdrive Synth ships an update monthly, RRS Ivoks fortnightly. Both last shipped on November 3, 2026.

## The numbers

| Metric | Overdrive Synth | RRS Ivoks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (34 ratings)](https://appshunter.io/ios/app/overdrive-synth/id1612690745/reviews)** | [4.4 (46 ratings)](https://appshunter.io/ios/app/rrs-ivoks/id6443504248/reviews) |
| Number of ratings | 34 | **46** |
| Positive reviews | **79.2% of reviews** | 63.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 247 MB | 19 MB |
| Requires iOS | 14.0 | **10.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Moby Pixel](https://appshunter.io/developer/1435802052) | [RRS, OOO](https://appshunter.io/developer/1486125568) |

## What reviewers say

### Overdrive Synth

[App page](https://appshunter.io/ios/app/overdrive-synth/id1612690745)

Explore unique synth sounds processed through classic guitar overdrive pedals. This app offers professionally recorded samples with multiple keyboard layouts and AUv3/MIDI support. Unlock over 100 additional instruments to expand your sonic palette.

**Highlights:** Vintage synths re-amped through guitar pedals, Multiple keyboard layouts, AUv3 and MIDI support, Professionally recorded samples, Expandable instrument library via IAP

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Full Version | $4.99 | one-time |


### RRS Ivoks

[App page](https://appshunter.io/ios/app/rrs-ivoks/id6443504248)

This app emulates analog synthesizers, offering a range of sound shaping tools including oscillators, filters, and amplifiers. It supports AUv3 hosting for integration with music production apps and provides extensive MIDI control.

**Highlights:** Analog Emulation, AUv3 Compatible, Dual Oscillators, Filter Block with ADSR, Amplifier Block with ADSR, Modulation (LFO) Controls, MIDI CC Implementation

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RRS Ivoks Unlimited | $8.99 | one-time |


## Frequently asked questions

### Is Overdrive Synth free?

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

### Is RRS Ivoks free?

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

### Which has better reviews, Overdrive Synth or RRS Ivoks?

Overdrive Synth is rated higher. Overdrive Synth averages 4.9 out of 5 from 34 ratings, while RRS Ivoks averages 4.4 from 46 ratings.

### Do Overdrive Synth or RRS Ivoks have ads?

Neither Overdrive Synth nor RRS Ivoks shows ads.

### Which is updated more often, Overdrive Synth or RRS Ivoks?

Overdrive Synth ships an update monthly, and RRS Ivoks fortnightly. Most recently, Overdrive Synth was updated on November 3, 2026 and RRS Ivoks 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.*