# Stereo Phaser vs Boost Pedal

The clearest difference is update cadence: Boost Pedal at every 2 weeks against Stereo Phaser's every 38 months. Boost Pedal also leads on price ($0.99 vs $1.99). Stereo Phaser's advantage is iOS requirement (10.0 vs 17.4). On ads, in-app purchases and device support there is nothing between them.

Stereo Phaser costs $1.99 and Boost Pedal $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Stereo Phaser ships an update every 38 months, Boost Pedal every 2 weeks. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Stereo Phaser | Boost Pedal |
| --- | --- | --- |
| Price | $1.99 | **$0.99** |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/stereo-phaser/id1249305395/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 2 weeks** |
| Monetization | Paid | — |
| Size | 10 MB | 42 MB |
| Requires iOS | **10.0** | 17.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aleksandar Mlazev](https://appshunter.io/developer/1093798140) | [Rafael Guilherme Bertholdo](https://appshunter.io/developer/1826658726) |

## What reviewers say

### Stereo Phaser

[App page](https://appshunter.io/ios/app/stereo-phaser/id1249305395)

This audio effect app provides a stereo phaser with adjustable rate, depth, feedback, and stereo spread. It functions as an Audio Unit AUv3 plugin for hosts like GarageBand or as a standalone application for real-time audio processing.

**Highlights:** Stereo phaser effect, Adjustable rate, depth, feedback, Stereo spread control, Audio Unit AUv3 plugin, Standalone app mode, Real-time audio processing

**Features:** Vision Pro support

**In-app purchases:** none


### Boost Pedal

[App page](https://appshunter.io/ios/app/boost-pedal-auv3-plugin/id6760202217)

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

**In-app purchases:** none


## Frequently asked questions

### Is Stereo Phaser free?

Stereo Phaser costs $1.99, with no in-app purchases.

### Is Boost Pedal free?

Boost Pedal costs $0.99, with no in-app purchases.

### Do Stereo Phaser or Boost Pedal have ads?

Neither Stereo Phaser nor Boost Pedal shows ads.

### Which is updated more often, Stereo Phaser or Boost Pedal?

Stereo Phaser ships an update every 38 months, and Boost Pedal every 2 weeks. Most recently, Stereo Phaser was updated on October 7, 2026 and Boost Pedal on October 8, 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.*