Valeton GP-100 Multi Effects Processor Review (April 2024)


Last updated on April 12, 2024 6:33 pm Details


In this review post, we’re going to be discussing the Valeton GP-100 Multi-Effects Processor, including an overview of its unique features.

Product Description

The GP-100 is an affordable compact multi-effects processor that delivers you quality tone and powerful functions for both entry-level players and advanced musicians.

This user-friendly tone machine will lead you to legendary rock ‘n’ roll territory.

Inside the GP-100 we loaded our powerful HD digital modeling system, delivering you organic living tone and over 140 effect selections including 45 legendary guitar/bass/acoustic amp simulations, 40 high-quality factory cab IRs, and more. We also offer you 198 presets fine-tuned by skilled professional musicians for playing any music genre you like. We offer GP-100 user-free computer editing software. You can use it to edit presets or import 3rd-party IR files to customize your own tone. You also can turn your GP-100 into a USB audio interface by simply connecting your unit to a computer/mobile phone. Then you can record, mix and share your songs whenever you want.

GP-100 has straight forward UI and user-friendly operation. Two footswitch modes (patch mode/stomp mode) enable you to use your favorite operating methods in different playing scenarios. Full metal, rock-solid chassis ready for wear and tear. Portable sized casing for taking anywhere.

Built-in looper with max. 90 seconds looping time. It features a pre-effects function, which means, when you change effects/patches, the loop tone changes too. This is very convenient for modifying your loop phrases and taking your inspiration to the next level.

Drum machine with 100 patterns, including various music styles. Of course, it also includes a metronome with various beats. Built-in sensitive and practical tuner. Adjustable pitch, ranging from 432Hz to 447Hz. The tuner mode can be selected as Bypass, Mute, Through.

Product Features

  • USB
  • 198 Presets
  • Weight: 803g
  • Built-in tuner
  • 40 IR speaker models
  • High-quality looper
  • USB audio support
  • Expression pedal
  • Input: 6.3 mm jack
  • 100 Drum patterns
  • Display: Colour LCD
  • Footswitch: 2 Buttons
  • AUX input: 3.5 mm jack
  • Built-in expression pedal
  • Configurable footswitch modes
  • Current consumption: 500 mA
  • 45 Guitar, bass, and acoustic amplifier types
  • Output R & L (mono): 2 * 6.3 mm jack
  • Headphone jack: 3.5 mm stereo jack
  • Buttons: Global, Drum, Edit, Save, Exit
  • Small multi-effects processor with metal housing
  • Over 50 dynamic, drive, EQ, mod, delay, and reverb effects
  • Controls: Para and 3 rotary controls for touchscreen operation
  • Power supply via 9 V DC power adapter (included)
  • Dimensions (W * D * H): 198 * 134 * 28 mm
  • AC adapter connector: Hollow plug socket 5.5 * 2.1 mm, negative pole inside

Pros & Cons


  • Strong build
  • Priced affordably
  • Extremely reliable
  • Compact size
  • Value for money
  • Terrific audio quality
  • The delays are good
  • Great Amp model tones
  • Effects chain placement is flexible
  • The noise reduction section works great
  • Perfect stock cabinet IRs and emulations
  • Drum patterns are basic but decent
  • Good distortion/overdrive/fuzz effects
  • Modulations are good and are pretty close to the pedals they emulate


  • Limited in Signal Chain Flexibility
  • The 2 compressors aren’t that good
  • EQ section settings are limited
  • Quite disappointing reverb
  • It’s difficult to level off the volume between different amp types


Valeton GP-100 Multi-Effects Processor Demo

Our Verdict

Aside from being a market trend, this product is rather inexpensive when compared to what you can acquire. According to Valenton’s official website, the GP-100 model aims to capture the essence of the music-making experience with user-friendly gear. If you catch the mission provided, it is not an exaggeration to say that the Valeton GP-100 has completed its mission.

For musicians who prefer improvising in the studio in search of song ideas, you may also create your personal effects signal chain, exactly like you would with a real pedalboard. Just tamper with the song’s and band’s requirements, friends. Choose the best one and attempt to find a preset that stimulates the band. Because I’ve learned that good and appealing sound effects and guitars in one condition can tempt us all to be productive in our job.

Where to Buy

The best place to buy this product has to be Amazon, due to their competitive pricing and fantastic customer service.

Valeton GP-100 Guitar Bass Amp Modeling IR Cabinets Simulation Multi Language Multi-Effects with Expression Pedal Stereo OTG USB Audio Interface (BLACK)

as of April 9, 2024 9:39 pm

Pricing History

Price History for Valeton GP-100 Guitar Bass Amp Modeling IR Cabinets Simulation Multi Language Multi-Effects with...


Current Price $149.99 April 9, 2024
Highest Price $149.99 July 17, 2023
Lowest Price $119.00 December 9, 2023
Since July 11, 2023

Last price changes

$149.99 December 27, 2023
$148.99 December 24, 2023
$149.99 December 21, 2023
$119.00 December 16, 2023
$149.99 December 15, 2023

Buyers Guides This Product Is Featured In

Best Multi Effects Pedals Under $200

Additional information

Item Weight

2.46 pounds

Package Dimensions

12.05 x 6.81 x 2.64 inches

Item model number


Date First Available

June 10, 2020

Color Name


Hardware Interface



9 Volts


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