Eventide H90 MAX Harmonizer Multi Effects Pedal review

The Eventide H90 MAX Harmonizer Multi Effects Pedal is a powerful and versatile tool that takes your guitar playing and musical creativity to new heights. With its advanced technology, extensive range of effects, and intuitive controls, the H90 MAX opens up a world of sonic possibilities for guitarists and musicians alike. In this review, we’ll explore the features, performance, and overall value of the Eventide H90 H90 MAX to help you decide if it’s the right multi-effects pedal for your needs.

Features of the Eventide H90 MAX

The H90 MAX is packed with an impressive array of features that make it a standout multi-effects pedal. It includes over 50 effect algorithms derived from Eventide’s renowned H8000FW and Eclipse V4 processors. From classic delays and reverbs to unique modulation, pitch-shifting, and distortion effects, the H90 MAX offers an extensive palette of sounds to experiment with.

One of the standout features of the H90 MAX is its ability to load different effect algorithms through Eventide’s H9 Control app. This gives you access to even more effects beyond the built-in ones, expanding the pedal’s capabilities and ensuring future updates and additions. The H9 MAX also offers stereo input and output, MIDI functionality, and expression pedal control for added versatility.

Check the Special Price on Amazon!

Also Read:

Unveiling the Forgotten Guitar Masterpiece: The Incredible Story of Harvey Mandel

Best Fender acoustic Guitar]

Guitar Tricks Review And A Free Gift

Who Invented the Guitar (Guitar Inventor)

6 of the Best Guitar pedal power Supplies

Choosing the Best Reverb Guitar Pedal

10 Best Guitar Pedal Boards

7 Products To Maintain and Clean Your Guitar

9 ways to learn guitar tabs

How to Use the Eventide H90 MAX?

To use the Eventide H90 MAX Harmonizer Multi Effects Pedal, follow these steps:

  1. Power up: Connect the included power supply to the H90 MAX and plug it into a power outlet. Make sure the power switch is turned on.
  2. Connect your guitar: Plug your guitar into the input jack of the H90 MAX using a standard guitar cable.
  3. Connect to an amplifier or audio interface: Use a 1/4″ instrument cable to connect the output jack of the H9 MAX to your amplifier or audio interface.
  4. Select an algorithm: The H9 MAX comes preloaded with a wide range of effects algorithms. Use the knob or buttons on the pedal to navigate through the available algorithms and select the one you want to use.
  5. Adjust parameters: Once you’ve selected an algorithm, use the knobs and buttons on the H9 MAX to adjust the parameters of the effect. These parameters will vary depending on the selected algorithm but may include controls like level, mix, time, feedback, and modulation settings.
  6. Save presets: The H90 MAX allows you to save and recall presets for quick access to your favorite sounds. Use the preset management features to save your settings and assign them to different locations for easy recall during performances or practice sessions.
  7. Explore the control options: The H90 MAX offers various control options, including onboard controls, external expression pedals, MIDI control, and iOS/Android app control. Familiarize yourself with these options to maximize the pedal’s capabilities and tailor the effects to your preferences.
  8. Experiment and have fun: The H90 MAX is a powerful multi-effects pedal with a vast range of sounds and possibilities. Take your time to experiment with different algorithms, settings, and combinations to create unique sounds that inspire you.


blankWhen it comes to performance, the Eventide H90 MAX delivers exceptional sound quality and responsiveness. The algorithms are meticulously designed, capturing the essence of classic analog effects and delivering them with pristine clarity. Whether you’re aiming for lush ambient textures, vintage-inspired tones, or experimental soundscapes, the Eventide  H90 MAX delivers with precision and musicality.

The pedal’s interface is user-friendly, with a simple knob-based control layout that allows for quick and intuitive tweaking of parameters. The OLED screen provides clear visual feedback, making it easy to navigate through presets and adjust settings on the fly. The H90 Control app further enhances the user experience, offering deep editing capabilities and preset management options.

Eventide H90 MAX Value

While the H90 MAX comes with a higher price tag compared to some other multi-effects pedals, its value lies in its sheer versatility, quality, and expandability.

The extensive range of high-quality effects, combined with the ability to load additional algorithms, ensures that the H9 MAX remains a relevant and powerful tool for years to come.

Its robust construction and reliable performance make it a long-term investment for guitarists who are serious about their sound.

Tech Specs

blankThe Eventide H90 MAX Harmonizer Multi Effects Pedal has the following technical specifications:

  • Dimensions: 5.25″ (H) x 4.65″ (W) x 1.96″ (D)
  • Weight: 1.53 lbs (0.69 kg)
  • Power: 9V DC, 500mA center-negative power supply (included)
  • Analog Input/Output: 1/4″ unbalanced (TS), impedance 500k ohms
  • Digital Input/Output: 24-bit/96kHz
  • Expression Pedal Input: 1/4″ TRS, for connecting an expression pedal or external control source
  • MIDI Input: 5-pin DIN, for connecting MIDI devices
  • USB Port: USB 2.0, for software updates and connection to the H9 Control app
  • Algorithms: Over 50 effects algorithms included, with the ability to purchase and download additional algorithms from the Eventide website
  • Presets: 99 factory presets, unlimited user presets
  • Controls: Top-panel controls for algorithm selection, mix, time, feedback, and various algorithm-specific parameters
  • Display: OLED screen for visual feedback and menu navigation
  • Connectivity: Bluetooth for wireless control using the H9 Control app (iOS/Android), MIDI input for external control, and USB for software updates and connectivity to a computer


The Eventide H9 MAX Harmonizer Multi Effects Pedal is a game-changer in the world of guitar effects. Its rich selection of effects, seamless integration with the H9 Control app, and top-notch sound quality make it a top choice for guitarists and musicians who demand versatility and sonic excellence.

While it may come at a higher price point, the H90 MAX delivers unmatched value in terms of its expansive capabilities and future-proof design. With the H90 MAX, you can explore new sonic territories, create unique sounds, and elevate your playing to new heights.

H90 MAX Competitors

blankHere is a list of some competitors to the Eventide H9 MAX Harmonizer Multi Effects Pedal:

  1. Strymon Timeline: The Strymon Timeline is a high-quality delay pedal that offers a wide range of delay effects with deep editing capabilities and pristine sound quality.
  2. TC Electronic Flashback X4: The Flashback X4 is a versatile delay and looper pedal that provides a variety of delay types, including tape, analog, and digital. It also features a built-in 40-second looper.
  3. Boss DD-500: The Boss DD-500 is a powerful digital delay pedal with a wide range of delay effects and extensive editing options. It offers studio-quality sound and advanced features like MIDI control and stereo output.
  4. Source Audio Nemesis Delay: The Nemesis Delay is a compact and feature-rich delay pedal that offers a wide range of delay effects, including tape, analog, and digital. It features extensive control options and a built-in tap tempo function.
  5. Electro-Harmonix Deluxe Memory Man: The Deluxe Memory Man is a classic analog delay pedal known for its warm and rich sound. It offers a range of delay times and modulation options, as well as a built-in chorus/vibrato effect.
  6. Empress Effects Echosystem: The Echosystem is a highly customizable and versatile delay pedal with a wide range of delay types and extensive editing capabilities. It offers pristine sound quality and advanced features like dual delay engines and expression pedal control.

Comparison With Competitors

Here’s a table comparing the features of the Eventide H9 MAX Harmonizer Multi Effects Pedal with some of its competitors, using a grading scale from 1 to 5 for each feature:

FeatureEventide H90 MAXStrymon TimelineBoss GT-1000Line 6 Helix
Effect Algorithms5445
Sound Quality5444
User Interface4444
Connectivity Options5445
Build Quality5444
Overall Performance5444