# JAM BUDDY II vs L12X Solid State Amplifier

The clearest difference is update cadence: L12X Solid State Amplifier at weekly against JAM BUDDY II's every 12 months. JAM BUDDY II's advantage is iOS requirement (12.0 vs 14.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

JAM BUDDY II ships an update every 12 months, L12X Solid State Amplifier weekly. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | JAM BUDDY II | L12X Solid State Amplifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (10 ratings)](https://appshunter.io/ios/app/l12x-solid-state-amplifier/id6746237638/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Weekly** |
| Monetization | — | Free |
| Size | 28 MB | 30 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Changsha Melofty Audio Technology Co., Ltd.](https://appshunter.io/developer/1752047040) | [Audiority Srl](https://appshunter.io/developer/1815900942) |

## What reviewers say

### JAM BUDDY II

[App page](https://appshunter.io/ios/app/jam-buddy-ii/id6504378648)

**Features:** macOS Compatibility

**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 JAM BUDDY II free?

JAM BUDDY II is free to download, with no in-app purchases.

### Is L12X Solid State Amplifier free?

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

### Do JAM BUDDY II or L12X Solid State Amplifier have ads?

Neither JAM BUDDY II nor L12X Solid State Amplifier shows ads.

### Which is updated more often, JAM BUDDY II or L12X Solid State Amplifier?

JAM BUDDY II ships an update every 12 months, and L12X Solid State Amplifier weekly. Most recently, JAM BUDDY II was updated on November 8, 2026 and L12X Solid State Amplifier on November 5, 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.*