INDIGO Control Panel vs Chord
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
INDIGO Control Panel
This application offers a streamlined interface for managing servers and configuring serial ports. It provides direct access to agent properties for a focused operational experience, without including a built-in server or agent-specific panels.
- Server management
- Serial port configuration
- Direct agent property view
- Streamlined interface
- Cross-platform compatibility
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The INDIGO Control Panel is a simplified variant of the INDIGO A1, tailored specifically for streamlined access to essential functionalities. It provides an interface for managing INDIGO or INDI servers, along with configuration controls for the server itself and for serial ports used by various drivers and the full version of the control panel. This specialized version focuses on delivering a direct view of agents' properties, offering users a clear and concise operational experience. Unlike the INDIGO A1, the INDIGO Control Panel does not include agent-specific panels nor does it incorporate a built-in INDIGO server. This simplification allows for a more lightweight and focused tool, suitable for users who require direct and straightforward management capabilities without the complexities of additional features. Designed for versatility, the INDIGO Control Panel is compatible with macOS, iPadOS, and iOS platforms, ensuring a broad range of device usability. This cross-platform functionality makes it an ideal choice for users who need to manage their systems on the go, providing reliable control across different operating environments.
Chord
Unlock musical creativity with a suite of tools for composing and practicing. Generate chord progressions, practice notation, train your ear, and even use your device as a MIDI keyboard. Includes a macOS version for seamless integration.
- Chord progression generation with inversions and extensions
- Live playback as piano or synth
- MIDI output to macOS
- Guitar chord finder
- Notation reading practice
- Ear training for intervals and voice
- macOS version included
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This app plus your ears equals complete freedom in writing music! A comprehensive set of tools for any musician: * Chord Progression: Create beautiful chord progressions with full flexibility - use inversions, sus2, sus4, 7th, 9th, and more. Enjoy live playback as piano or synth, or send MIDI directly to your macOS computer! * Guitar Chords - helps you find and browse guitar chords. * MIDI Keyboard: Transform your phone into a MIDI keyboard for your macOS computer (compatible with macOS Catalina and newer). * Notation Practice: Practice reading notes in both treble and bass clefs. * Chord Calculation: Help you learn how to calculate chords and progressions. * Interval Practice: Practice recognizing and comparing musical intervals by ear. * Voice & Ear Training: Simple, effective tools for voice practice and ear training. * Harmonic Match - helps you mix tracks in key while DJing. * Guitar tuner - helps you tune your guitar to the most popular tunings. * Modulation Pad - Helps when using a compact MIDI keyboard without built-in pitch and modulation controls. Also includes a sustain pedal (compatible with macOS Catalina and newer). Plus, enjoy the macOS version included with your purchase!
Screenshots
Verdict
The clearest difference is review sentiment: Chord at 57% against INDIGO Control Panel's 0%. Chord also leads on in-app purchases (none vs 3) and device support (5 vs 3). INDIGO Control Panel's advantage is price (Free vs $3.99). On update cadence, ads and iOS requirement 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
INDIGO Control Panel is free to download; Chord costs $3.99 up front. INDIGO Control Panel sells 3 one-off in-app purchases. Chord asks for nothing beyond the download.
INDIGO Control Panel ships an update fortnightly, Chord every 4 weeks. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.
| Parameter | INDIGO Control Panel | Chord |
|---|---|---|
| Price | Free — better | $3.99 |
| Rating | — | 4.8 (81 ratings) — better |
| Positive reviews | 0.0% of reviews | 57.1% of reviews — better |
| Number of ratings | — | 81 — better |
| Update frequency | Fortnightly — better | Every 4 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod, Mac, Apple Watch — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 15 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | CloudMakers, s. r. o. | Roman Sevastyanov |
Customer experience
INDIGO Control Panel
Chord
In-app purchases
INDIGO Control Panel
- All features upgradeFree
- All features 14-day trialFree
- All features$9.99
Chord
No in-app purchases








