Comparison

Note to Be vs ECHO

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Note to Be

This app offers advanced MIDI quantization for iOS musicians. It allows precise control over note selection, octave flexibility, and MIDI CC integration for crafting harmonious compositions and dynamic live performances. Supports microtonal scales and multi-synth setups.

Highlights
  • Customizable note and octave selection
  • MIDI CC to note conversion
  • Multi-synth channel assignment
  • Live performance toggles
  • Microtonal scale support (Scala Library)
  • MPE polyphonic playback
Features
Currently charting
Read full description

Take full control of your MIDI experience with Note to Be—the powerful iOS app designed to transform how you interact with your music. Whether you're working with a MIDI keyboard, sequencer, or MIDI CC input, Note to Be ensures your notes are perfectly quantized to the nearest selected note, allowing you to craft precise, harmonious compositions with ease. Key Features: - Customizable Note Selection: Choose individual notes from any octave, or apply your selection across the full -1 to +8 octave range. - Octave Flexibility: Work within the entire octave spectrum, selecting and unselecting notes with a simple tap. - MIDI CC Integration: Use MIDI CC from hardware controllers or apps like ShiftBud to convert control changes into quantized notes. Easily create chord voicings and dynamic live performances. - Multi-Synth Support: Assign different MIDI channels to multiple synths, allowing each to respond to the quantized MIDI output independently. - Live Performance Enhancement: Engage the 'all notes' toggle to instantly apply note selections across all octaves or quickly select notes in a specific key and scale. - Microtonality: Select a microtonal scale from the Scala Library with +5000 microtonal scales, or import your own to the iCloud folder. Play the MPE supported synths polyphonically. With Note to Be, your music becomes a canvas, and every note is a brushstroke. Unlock new creative possibilities and refine your sound with the precision of MIDI quantization, right from your iOS device. Note to Be is a MIDI app and does not produce any sound on its own. You need a MIDI input source and an audio output destination in order to work with Note to Be. The AUv3 plugin requires an AUv3 host app such as AUM, Logic Pro for iPad, Loopy Pro, Cubasis, Nanostudio, apeMatrix, Audiobus etc.

About

ECHO

Read full description

ECHO-TERZA is an advanced microtonal MIDI controller designed for musicians, composers, and performers exploring alternative tuning systems and intelligent harmonization. With its professional TERZA engine for seconda/terza voices, a powerful microtonal system, and a full suite of routing and performance tools, ECHO-TERZA opens new creative possibilities for modern music production and live performance. Key Features * TERZA Engine – Professional seconda/terza harmonization for any synth. * Auto Chord Detection – Intelligent chord recognition with automatic preset switching. * MINOR HARM System – Three modes: Natural Minor, Harmonic Minor, Hijazskiar scale. * Poly / Mono Modes – Poly: full harmonization · Mono: seconda via separate channel. * Microtonal Engine – Precise pitch bend control with custom scales. * Dual System (BOTH) – Run TERZA + Microtonal simultaneously for advanced harmony. * Transpose System – Real-time transpose with chord detection compensation. * MIDI Learn Pro – Fast & Normal modes with smart routing automation. * Auto Sound Detection – Smart Mono/Poly switching via Portamento CC. * Advanced Presets – TERZA, Scale, and Combi presets with flexible toggles. * Custom Scales – Create and save your own microtonal scales. * Universal Connectivity – Works with all synths · Bluetooth MIDI supported. * Trigger Button Mapping – Flexible trigger button mapping for live setups. * Sound Manager – Full sound management and quick switching. * Auto Sound Recognition – Intelligent sound detection for streamlined workflow. * Multi-Channel Output – Multiple output channels for studio and live rigs. * Smart MIDI Routing – Intelligent routing that simplifies complex setups. * Switch-Toggle Mode – Choose between momentary or toggle trigger behavior. * Note Range Control – Define MIDI note ranges for split keyboards. * Latency Control – Fine-tune timing to fit any setup. * Volume Control – Precise per-channel/trigger volume adjustment. Why Use It ECHO-TERZA is more than just a controller – it’s a harmonization and microtonal system that: * Integrates seamlessly with DAWs, AUM, Audiobus, and hardware synths. * Delivers seconda/terza voices and microtonality without external modules. * Sets up fast with MIDI Learn Pro and stays stable in live performance. Credits Designed & Developed by * Giannis Tsotsis – Developer * Georgios Tsotsis – Designer © 2025 ECHOPAIS MIDI System · All rights reserved.

Screenshots

Note to Be4 screens
ECHO2 screens

Verdict

The call

The clearest difference is price: Note to Be at $3.99 against ECHO's $129.99. Note to Be also leads on chart position (#192 vs unranked) and iOS requirement (13.0 vs 15). On update cadence, ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

Note to Be costs $3.99 and ECHO $129.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Note to Be ships an update every 9 days, ECHO every 2 weeks. The most recent releases landed on September 21, 2026 and September 8, 2026 respectively.

Scorecard3 real differences · 8 level
Note to Be versus ECHO: the parameters behind the verdict, then further details
ParameterNote to BeECHO
Price$3.99 — better$129.99
Rating4.9 (7 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings7 — better—
Update frequencyEvery 9 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
Best chart rank#192 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS13.0 — better15
Further details — not scored
Size71 MB13 MB
Age rating4+4+
DeveloperCem OlcayGentian Coci

In-app purchases

None

Note to Be

No in-app purchases

None

ECHO

No in-app purchases

Questions

Is Note to Be free?
Note to Be costs $3.99, with no in-app purchases.
Is ECHO free?
ECHO costs $129.99, with no in-app purchases.
Do Note to Be or ECHO have ads?
Neither Note to Be nor ECHO shows ads.
Which is updated more often, Note to Be or ECHO?
Note to Be ships an update every 9 days, and ECHO every 2 weeks. Most recently, Note to Be was updated on September 21, 2026 and ECHO on September 8, 2026.

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