# Cali Axis Guitar Amplifier vs Loop Slower

The clearest difference is price: Loop Slower at $0.99 against Cali Axis Guitar Amplifier's $9.99. Loop Slower also leads on update cadence (every 12 months vs every 38 months). Cali Axis Guitar Amplifier's advantage is iOS requirement (15 vs 17.1). On ads, in-app purchases and device support there is nothing between them.

Cali Axis Guitar Amplifier costs $9.99 and Loop Slower $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Cali Axis Guitar Amplifier ships an update every 38 months, Loop Slower every 12 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Cali Axis Guitar Amplifier | Loop Slower |
| --- | --- | --- |
| Price | $9.99 | **$0.99** |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/cali-axis-guitar-amplifier/id6451101787/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 12 months** |
| Monetization | Paid | — |
| Size | 29 MB | 5 MB |
| Requires iOS | **15** | 17.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | +4 | 9+ |
| Developer | [Nembrini Audio](https://appshunter.io/developer/1493296895) | [Algirdas Gridziuska](https://appshunter.io/developer/1054530337) |

## What reviewers say

### Cali Axis Guitar Amplifier

[App page](https://appshunter.io/ios/app/cali-axis-guitar-amplifier/id6451101787)

This app offers a versatile guitar amplifier simulation with multiple preamp modes, an FX section, and a power amp. It includes digital delay, analog modulations, ambient reverb, and a noise gate for shaping your sound. Works as a standalone app or with other audio applications.

**Highlights:** Multiple preamp modes, Adjustable FX section, Virtual EL34 power tubes, Digital delay with filter and offset, Analog Chorus or Tremolo, Ambient Hall reverb, Noise gate and studio compressor

**Features:** Vision Pro support

**In-app purchases:** none


### Loop Slower

[App page](https://appshunter.io/ios/app/loop-slower/id6680190953)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cali Axis Guitar Amplifier free?

Cali Axis Guitar Amplifier costs $9.99, with no in-app purchases.

### Is Loop Slower free?

Loop Slower costs $0.99, with no in-app purchases.

### Do Cali Axis Guitar Amplifier or Loop Slower have ads?

Neither Cali Axis Guitar Amplifier nor Loop Slower shows ads.

### Which is updated more often, Cali Axis Guitar Amplifier or Loop Slower?

Cali Axis Guitar Amplifier ships an update every 38 months, and Loop Slower every 12 months. Most recently, Cali Axis Guitar Amplifier was updated on November 3, 2026 and Loop Slower on October 30, 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.*