Comparison

URL Beamer vs L12X Solid State Amplifier

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

URL Beamer

This utility plugin allows you to launch other applications from within your audio host using tappable buttons. It's ideal for quick app switching during live performances or studio workflows, with optional MIDI note output for controlling other plugins or host functions.

Highlights
  • AUv3 plugin formats (Effect/Instrument)
  • Customizable buttons for app launching
  • Optional MIDI note output
  • MIDI note input for button triggering
  • File Manager for settings
  • AUv3 Plugin State Saving
Read full description

URL Beamer is an AUv3 plugin for iOS that launches other apps from within your audio host. It provides tappable buttons that trigger custom URL schemes – ideal for quick app switching during live performance or studio workflow. You can insert it as either an Audio Effect or an Instrument in hosts like AUM, then launch external apps with a single tap.
Optionally, each button can also send a MIDI note (on a chosen channel), letting you control other plugins or trigger global functions inside the host. Features • AUv3 plugin formats: Music Effect (aumf), Instrument (aumu) • 4 or 8 customizable buttons per instance • Buttons launch apps via custom URLs or universal links • Optional MIDI Note output (Note + Channel) • Basic MIDI Note input for button triggering • Minimal layout – fits tightly into your setup • File Manager for saving and loading settings • AUv3 Plugin State Saving + AU Presets • Parameter Mapping for remote MIDI control • Designed for AUM – works in other AUv3 hosts too Use it to switch apps, load presets, or control devices – all from a tiny plugin window. Note: URL Beamer does not play sound or process audio. It is a utility plugin intended for workflow enhancements in iOS audio environments. → For a complete description, see the documentation: https://novotny.klingt.org/Apps/URLBeamer/UserGuide

About

L12X Solid State Amplifier

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
Read full description

L12X is an analog simulation inspired by the Marshall® Lead 12™ solid state amplifier of the late ‘80s. The original circuit has been modified by adding two additional channels (Clean and Metal), a Contour knob (to get a more scooped tone) and an additional Boost overdrive stage. An integrated Cab Simulator is loaded with a Marshall® cabinet IR featuring Celestion® V30 cones.

Screenshots

URL Beamer4 screens
L12X Solid State Amplifier3 screens

Verdict

The call

The clearest difference is update cadence: L12X Solid State Amplifier at weekly against URL Beamer's every 5 weeks. On price, rating, ratings volume and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for URL Beamer against 4.4 for L12X Solid State Amplifier. Both are backed by a comparable volume of ratings — 8 and 9 respectively.

UpkeepUpdate frequency

URL Beamer ships an update every 5 weeks, L12X Solid State Amplifier weekly. The most recent releases landed on October 9, 2026 and September 26, 2026 respectively.

Scorecard1 real difference · 9 level
URL Beamer versus L12X Solid State Amplifier: the parameters behind the verdict, then further details
ParameterURL BeamerL12X Solid State Amplifier
PriceFreeFree
Rating4.5 (8 ratings) — better4.4 (9 ratings)
Positive reviews—50.0% of reviews
Number of ratings89 — better
Update frequencyEvery 5 weeksWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS1514.0 — better
Further details — not scored
Size15 MB30 MB
Age rating4+4+
DeveloperJosef NovotnyAudiority Srl

Customer experience

URL Beamer

All ratings8 ratings
Positive87.5%
Neutral0.0%
Negative12.5%

L12X Solid State Amplifier

All ratings9 ratings
Positive88.9%
Neutral0.0%
Negative11.1%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

URL Beamer

No in-app purchases

None

L12X Solid State Amplifier

No in-app purchases

Questions

Is URL Beamer free?
URL Beamer 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.
Which has better reviews, URL Beamer or L12X Solid State Amplifier?
URL Beamer is rated higher. URL Beamer averages 4.5 out of 5 from 8 ratings, while L12X Solid State Amplifier averages 4.4 from 9 ratings.
Do URL Beamer or L12X Solid State Amplifier have ads?
Neither URL Beamer nor L12X Solid State Amplifier shows ads.
Which is updated more often, URL Beamer or L12X Solid State Amplifier?
URL Beamer ships an update every 5 weeks, and L12X Solid State Amplifier weekly. Most recently, URL Beamer was updated on October 9, 2026 and L12X Solid State Amplifier on September 26, 2026.

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