# Cali Dual Three Channels vs Outer Space

The clearest difference is price: Cali Dual Three Channels at $9.99 against Outer Space's $19.99. Outer Space's advantage is iOS requirement (12.0 vs 15). On rating, review sentiment, ratings volume and update cadence there is nothing between them.

Cali Dual Three Channels costs $9.99 and Outer Space $19.99 up front. 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 Cali Dual Three Channels against 5.0 for Outer Space. Both are backed by a comparable volume of ratings — 6 and 16 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on November 5, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Cali Dual Three Channels | Outer Space |
| --- | --- | --- |
| Price | **$9.99** | $19.99 |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/cali-dual-three-channels/id1535794673/reviews) | [5.0 (16 ratings)](https://appshunter.io/ios/app/outer-space-tape-echo/id6473747074/reviews) |
| Number of ratings | 6 | **16** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | Every 6 months |
| Monetization | Paid | Paid |
| Size | 37 MB | 25 MB |
| Requires iOS | 15 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nembrini Audio](https://appshunter.io/developer/1493296895) | [AudioThing Ltd.](https://appshunter.io/developer/1659941236) |

## What reviewers say

### Cali Dual Three Channels

[App page](https://appshunter.io/ios/app/cali-dual-three-channels/id1535794673)

This app simulates a 100-watt guitar amplifier head, offering a wide range of tones from clean to heavy distortion. It features three independent channels with multiple voicing modes and adjustable power selections for versatile sound shaping.

**Highlights:** 100-watt amplifier head simulation, Three independent channels, Multiple voicing modes per channel, Adjustable power selections (Spongy/Bold), Built-in noise gate, Recording chain emulation, Standalone, AudioUnit v3, and Inter-App Audio support

**Features:** Vision Pro support

**In-app purchases:** none


### Outer Space

[App page](https://appshunter.io/ios/app/outer-space-tape-echo/id6473747074)

This app emulates a vintage tape echo unit from the seventies, featuring three playback heads and two spring reverb tanks. It models various tape responses and analog imperfections for authentic sound.

**Highlights:** Tape echo emulation, Three playback heads, Two spring reverb tanks, Multiple tape responses, Analog imperfection modeling, AUv3 and Standalone support

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Cali Dual Three Channels free?

Cali Dual Three Channels costs $9.99, with no in-app purchases.

### Is Outer Space free?

Outer Space costs $19.99, with no in-app purchases.

### Which has better reviews, Cali Dual Three Channels or Outer Space?

Cali Dual Three Channels and Outer Space are both rated 5.0 out of 5 on the App Store, from 6 and 16 ratings respectively.

### Do Cali Dual Three Channels or Outer Space have ads?

Neither Cali Dual Three Channels nor Outer Space shows ads.

### Which is updated more often, Cali Dual Three Channels or Outer Space?

Cali Dual Three Channels ships an update every 6 months, and Outer Space every 6 months. Most recently, Cali Dual Three Channels was updated on November 5, 2026 and Outer Space on November 4, 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.*