Tandem - Collaborative MIDI Canvas

Create, share, and collaborate with the ultimate MIDI controller app for iOS.

Tandem MIDI Canvas Interface

Discover What Tandem Has to Offer

Powerful Canvas Controls
Design your perfect MIDI controller with an intuitive interface
Tandem Canvas Interface

Freely place, resize and configure MIDI controls on an infinite canvas with smart snapping and AI-assisted layout tools.

Community
Share and discover presets created by fellow musicians
Community Gallery Preview
Browse Themes & Configs

Explore user-submitted presets to enhance your MIDI setup or share your own creations with the community.

Theme Maker
Browse a card-based gallery of themes with filters, sorting, and live previews
Theme Maker Preview
Smart Color Generation

Design beautiful, accessible themes with our smart color system that ensures proper contrast and harmony.

Documentation
Learn how to use Tandem's advanced features
Documentation Preview
Configuration Guide

Access comprehensive guides on creating configs, setting up connections, and using all Tandem features.

Smart Workflow Tools

Layout Maker System
Start from curated blueprints for mixers, drum racks, synth rigs, and performance dashboards

Blueprint Templates

Coming Soon

Build professional control surfaces from ready-to-use templates with adjustable grids, spacing presets, and responsive scaling.

Layout Assistant
Natural-language prompts quickly generate balanced control surfaces

AI-Powered Design

Coming Soon

Describe your ideal control surface and let AI create it for you. Style packs adapt colors, spacing, and component density to your brief.

Undo Timeline
Session-aware undo/redo preserves collaboration history

Visual Timeline

Coming Soon

Never lose your work mid-performance. Visual timeline makes it easy to retrace steps and undo changes reliably.

See Tandem in Action

Video Tutorials

Complete App Walkthrough

A comprehensive guide to all Tandem features and capabilities

Bluetooth Setup Guide

Step-by-step instructions for connecting via Bluetooth

A portrait of Mitchell Cohen, the developer of Tandem.
Meet the Developer

Made by Berklee College of Music Professor Mitchell Cohen.

More Ways to Use Tandem

Multiple Connection Methods
Connect to your music software and hardware with ease

Wi-Fi

USB

Bluetooth

Works with all major DAWs including Ableton Live, Logic Pro, FL Studio, and more

AI-Powered Assistant
Get help with our custom GPT trained specifically on Tandem

Our custom GPT can help you:

  • Create YAML config files
  • Troubleshoot connection issues
  • Design optimal layouts
  • Understand advanced features
Tandem App Showcase

Available Now on iOS

Transform your iPad or iPhone into a professional MIDI controller

Download on the App Store

Meet Your Tandem GPT

Tandem GPT AI Assistant

Have questions or need help creating the perfect preset? Our custom-trained AI assistant has all the answers. It knows the ins and outs of Tandem and can even help you generate new ideas.

Chat with Tandem GPT

App in Action

Canvas Interface View
Tandem on iPad
Canvas Interface
MIDI Controls Interface
Tandem in Focus Mode
Performance Mode Interface
Tandem on Multiple Devices
Multi-controller Interface

From the Blog

How It Works

Design

Design

Craft your perfect control surface with an intuitive drag-and-drop editor.

Connect

Connect

Pair with your DAW or hardware via Wi-Fi, Bluetooth, or USB.

Collaborate

Collaborate

Invite bandmates or viewers to interact with your layout in real-time.

Real-World Use

Tandem being used in a performance setting
Tandem in a studio environment
Tandem interface on iPad
Tandem on iPad with hardware synthesizer
Tandem connecting with hardware

Multiple Ways to Connect

Wi-Fi
Seamless wireless control over your local network.
Bluetooth
Low-latency connections to iOS/macOS and hardware.
USB
Rock-solid, no-lag performance for the stage.

Tailor Tandem to Your Workflow

Style every knob, pad, and slider with your own colors and flair using .tandemt theme files.

Theme preview

Built for Live Performance

Ultra-Low Latency
Engineered for instant responsiveness on stage.
iOS & iPadOS Optimized
Landscape, portrait, split-screen — it just works.
Setlist Ready
Switch presets and themes with a single tap.
NEW

Tandem Utilities

Introducing Tandem Utilities, a companion desktop app designed to enhance your experience with the iOS app. Simplify launching and managing MIDI connections, extend control to virtually any software, and streamline your workflow.

Tandem Utilities Desktop App - Main Interface
Tandem Utilities Desktop App - Connection Panel

Frequently Asked Questions

Ready to Get Started?

Download the Tandem app and join our community of musicians creating amazing MIDI control experiences.