# MF vs L12X Solid State Amplifier

The clearest difference is review sentiment: MF at 100% against L12X Solid State Amplifier's 50%. MF also leads on rating (5.0 vs 4.4) and iOS requirement (11.0 vs 14.0). L12X Solid State Amplifier's advantage is price (Free vs $14.99) and update cadence (weekly vs monthly). On ratings volume, ads, in-app purchases and device support there is nothing between them.

L12X Solid State Amplifier is free to download; MF costs $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

MF holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 7 and 9 respectively. Written reviews point the same way: 100% of MF's written reviews are positive against 50% of L12X Solid State Amplifier's.

MF ships an update monthly, L12X Solid State Amplifier weekly. The most recent releases landed on October 16, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | MF | L12X Solid State Amplifier |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/mf-103s-12-stage-phaser/id6450717283/reviews)** | [4.4 (9 ratings)](https://appshunter.io/ios/app/l12x-solid-state-amplifier/id6746237638/reviews) |
| Number of ratings | 7 | **9** |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Paid | **Free** |
| Size | 43 MB | 30 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Moog Music Inc.](https://appshunter.io/developer/396776421) | [Audiority Srl](https://appshunter.io/developer/1815900942) |

## What reviewers say

### MF

[App page](https://appshunter.io/ios/app/mf-103s-12-stage-phaser/id6450717283)

This app recreates a classic analog effects pedal, offering a 12-stage voltage-controlled phaser and a low-frequency oscillator. It's designed to process and modulate any audio source, from instruments to voice, providing a psychedelic and interactive sound experience.

**Highlights:** 12-stage voltage-controlled phaser, Voltage-controlled LFO, Recreation of classic analog pedal, Processes various audio sources, AUv3 effects plugin

**Features:** Vision Pro support

**In-app purchases:** none


### L12X Solid State Amplifier

[App page](https://appshunter.io/ios/app/l12x-solid-state-amplifier/id6746237638)

This app offers an analog simulation of a classic solid-state guitar amplifier, enhanced with extra channels and a contour knob for versatile tone shaping. It includes an integrated cabinet simulator with a high-quality impulse response for authentic sound.

**Highlights:** Analog simulation of Marshall Lead 12, Clean and Metal channels, Contour knob for tone shaping, Boost overdrive stage, Integrated Cab Simulator, Marshall cabinet IR with Celestion V30

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is MF free?

MF costs $14.99, with no in-app purchases.

### Is L12X Solid State Amplifier free?

L12X Solid State Amplifier is free to download, with no in-app purchases.

### Which has better reviews, MF or L12X Solid State Amplifier?

MF is rated higher. MF averages 5.0 out of 5 from 7 ratings, while L12X Solid State Amplifier averages 4.4 from 9 ratings.

### Do MF or L12X Solid State Amplifier have ads?

Neither MF nor L12X Solid State Amplifier shows ads.

### Which is updated more often, MF or L12X Solid State Amplifier?

MF ships an update monthly, and L12X Solid State Amplifier weekly. Most recently, MF was updated on October 16, 2026 and L12X Solid State Amplifier on October 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*