MIDI Opener 4.2.3

MartianRover – Freeware – iOS
out of 74 votes

Unlock Your MIDI Potential with MIDI Opener

Pete Milner

03/09/2025

MIDI Opener by MartianRover is a powerful tool that simplifies the process of opening and editing MIDI files, making it an essential addition to any music producer's toolkit.

MIDI Opener: The Ultimate MIDI Player Experience

Experience the new standard in MIDI playback with MIDI Opener, the most advanced and user-friendly free MIDI player available on the App Store. This latest version has been meticulously redesigned from the ground up to provide you with an unparalleled MIDI experience.

Key Features:

All-New User Interface: Enjoy a sleek, modern UI that displays every note in each track of your song, making it easy to follow along and visualize the music.
Change Tempo and Key (Upgrade available): Set the playback rate using convenient presets or choose any BPM you desire. Change the song's key a semitone or an octave at a time.
Enhanced Track Controls (Upgrade available): Take full control of your music with the ability to mute or solo any track in the song. Customize your listening experience and focus on the parts you love the most.
128 General MIDI Instruments: Experiment with each track's instrument by choosing from a wide selection of 128 General MIDI instruments, giving your music a unique and personalized touch.
4 built-in effects: Customize your listening experience even further with reverb, delay, distortion, and equalizer effects.
Custom SoundFont or DLS Soundbanks: Add your own soundbanks.
Synchronized lyrics: Sing along to songs that include lyrics.
3D visualizer: View the song's tracks and notes in an 1980's synthwave style.
Bundled sample song: All upgrades are enabled for the app's bundled song which you can load by tapping the logo or from Settings. This song is available to help you get started and explore the app's capabilities.

Transform your enjoyment of MIDI music with MIDI Opener 4.0. Download now and unlock a world of creative possibilities and endless musical enjoyment.

Where to find MIDI files and soundbanks:

Tap the Safari browser button in the app or go to www.martianrover.com/midi-opener for a list of popular MIDI sites.

How to open files from the web:

After installing the app, you will be able to open files downloaded from the web. Select the file and choose "Open in MIDI Opener" or "Open in...", then select MIDI Opener from the list of apps.

How to open files from the cloud:

Tap the folder icon to browse files in iCloud, Dropbox, Google Drive, etc. Note that the Dropbox or Google Drive app must be installed and iCloud must be configured in your device Settings first.

For technical support or inquiries, please visit our website or contact our support team.

Overview

MIDI Opener is a Freeware software in the category System Utilities developed by MartianRover.

The latest version of MIDI Opener is 4.2.3, released on 01/27/2024. It was initially added to our database on 01/27/2024.

MIDI Opener runs on the following operating systems: iOS.

Users of MIDI Opener gave it a rating of 4 out of 5 stars.

Pros

User-friendly interface for opening and viewing MIDI files
Ability to quickly play MIDI files for previewing
Support for various MIDI formats including Type 0 and Type 1
Lightweight application with fast loading times
No installation required, can be run directly from the executable file

Cons

Lacks advanced features for editing or composing MIDI files
Limited functionality compared to full-fledged MIDI editing software
No option for exporting or saving edited MIDI files

FAQ

What is MIDI Opener?

MIDI Opener is a versatile tool designed for creating and modifying MIDI files quickly and efficiently.

Who is the target audience for MIDI Opener?

MIDI Opener is aimed at musicians, composers, producers, and sound designers who work with MIDI data.

What platforms does MIDI Opener support?

MIDI Opener is available for Windows and macOS.

Can I import MIDI files into MIDI Opener?

Yes, you can easily import existing MIDI files into MIDI Opener for editing.

Does MIDI Opener allow for real-time playback?

Yes, MIDI Opener provides real-time playback of edited MIDI files.

Is there a free trial version of MIDI Opener?

Yes, MartianRover offers a free trial version of MIDI Opener with limited features.

Can I export my edited MIDI files from MIDI Opener?

Absolutely, you can export your edited MIDI files to various formats.

What are the system requirements for MIDI Opener?

MIDI Opener requires at least 4GB of RAM and a compatible processor for optimal performance.

Is there customer support available for MIDI Opener users?

Yes, MartianRover provides customer support through email and online forums.

Are there any tutorials available for learning how to use MIDI Opener?

Yes, MartianRover offers comprehensive tutorials and documentation on their website.

Pete Milner

I'm Pete, a software reviewer at UpdateStar with a passion for the ever-evolving world of technology. My background in engineering gives me a unique insight into the intricacies of software, allowing me to provide in-depth, knowledgeable reviews and analyses. Whether it's the newest software releases, tech innovations, or the latest trends, I'm here to break it all down for you. I work from UpdateStar’s Berlin main office.

Latest Reviews by Pete Milner

Screenshots (Click to view larger)

Related products

AirTurn Manager

Streamline Your Performance with AirTurn Manager

aoFont - Install font as you wish

aoFont is a tool that enables users to add TrueTypeFont(.ttf) or OpenTypeFont(.otf) files to their iPhone or iPad. You have the capability to install additional font types (.rtf, .otf) which can be utilized across various applications on …

Convert Audio

Effortless Audio Conversion with Convert Audio

Disklavier Controller - US

This application provides a comprehensive control interface for your Disklavier, enabling users to manage various key functions.

Emb3D 3D Model Viewer

Unlock Your Imagination with Emb3D 3D Model Viewer

Fontboard: Trendy Fonts

Elevate Your Designs with Fontboard: Trendy Fonts

KabMoni

KabMoni offers a predictive tool that estimates the price trend of turnips for the week based on daily inputs. Users can select from the following categories to describe the anticipated trend: Decreasing Random Large Spike Small …

MIDI Network

MIDI Network is a tool that allows users to efficiently manage MIDI connections between their iOS devices and other networked devices.

Morningstar MIDI Editor

Refined Control for MIDI Enthusiasts

OSC/PILOT

OSC/PILOT: Streamline Your Control Interfaces

RockOutLoud

RockOutLoud Review RockOutLoud is a music production software developed by Michael Grande, designed to cater to musicians and music producers of all levels.

Simple BPM Detector - Detect Beat Per Minute Tempo for Songs

Simple BPM Detector offers a straightforward solution for identifying the tempo of your songs. With this tool, you can effortlessly determine the beats per minute for any music in your collection.

Sound Spectrum Analysis

The application is designed for real-time analysis of sound spectrum using a microphone. Furthermore, it can function as a noise level measuring instrument (for approximate measurements). Sound wave.

Unmix AI Voice Drums Extractor

Transform Your Music with Unmix AI Voice Drums Extractor

WAV Converter, WAV to MP3

Are you looking to convert your WAV file to a different format? Need to convert WAV to MP3 or WAV to OGG? Easily convert your WAV files free of charge with no additional costs.

WIDI App

The WIDI app is a specialized application designed for configuring and managing all WIDI wireless Bluetooth MIDI devices, which include WIDI Master, WIDI Jack, WIDI Uhost, WIDI Bud Pro, WIDI Core/CoreX, WIDI Thru6 BT, as well as authorized …

▼ ▲

Latest Version
4.2.3

Secure and free downloads checked by UpdateStar

Stay up-to-date
with UpdateStar freeware.

Latest Reviews

	Cartoon Face Changer Pro-Anime Creative Cartoon Face Transformation with Cartoon Face Changer Pro-Anime
	MoBu 2 - Race with Friends MoBu 2 - Race with Friends Offers Thrilling Multiplayer Racing Experience
	Pedir Gás \| Supergasbras Supergasbras Gás App Simplifies Gas Reordering
	Mobinime Nonton Anime Sub Indo Mobinime Nonton Anime Sub Indo: A Fan-Driven Streaming Platform
	KungFu Quest : The Jade Tower KungFu Quest: The Jade Tower - An Entertaining Martial Arts Adventure
	MobileTrader: Online Trading MobileTrader: A Robust Platform for On-the-Go Trading by RoboForex

Most Popular Downloads

	UpdateStar Premium Edition Keeping Your Software Updated Has Never Been Easier with UpdateStar Premium Edition!
	Microsoft Visual C++ 2015 Redistributable Package Boost your system performance with Microsoft Visual C++ 2015 Redistributable Package!
	Microsoft Edge A New Standard in Web Browsing
	Google Chrome Fast and Versatile Web Browser
	Microsoft Visual C++ 2010 Redistributable Essential Component for Running Visual C++ Applications
	Microsoft Update Health Tools Microsoft Update Health Tools: Ensure Your System is Always Up-to-Date!

Browse

Never miss an update for MIDI Opener again with UpdateStar

Current Newsletter

Latest Updates

Latest News