ab EQ X vs MIDI World
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ab EQ X
This application offers a parametric equalizer that operates with Ambisonics technology. It allows independent equalization of three dimensional poles (LEFT, RIGHT, FRONT) with five bands each, supporting various filter types and a DRY/WET mix control.
- Ambisonics-based equalization
- 3 independent dimensional poles (LEFT, RIGHT, FRONT)
- 5 bands per pole
- Multiple filter types (HP, LP, Shelf, Bell, Notch)
- DRY/WET MIX control
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An Equaliser that works in Ambisonics under the hood. Three different dimensional poles can be equalised independently (LEFT, RIGHT, FRONT) with unique results! - 5 Bands per dimensional poles. - Each band can be High Pass, Low Pass, High Shelf, Low Shelf, Notch, or Bell. - DRY/WET MIX control
MIDI World
Transform device sensors and real-world data into MIDI control and musical notes. Create multitrack recordings, adjust performances with per-track controls, and export to any DAW. Connect environmental data to your music.
- Sensor-to-MIDI mapping
- Real-world data integration
- Multitrack recording
- Per-track performance controls
- Standard MIDI File export
- Optional audio export
- Preset and theme customization
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MIDIWorld turns sensors and live data into MIDI control and notes. Map accelerometer, gyroscope, compass, GPS, barometer, microphone level, touch, light, proximity, and device motion into your performances. Layer weather, air quality, tides, visibility, seismic activity, place density, and market or FX-style feeds where available. Record multitrack sessions, adjust each source with per-track controls, and preview what you captured. Export Standard MIDI Files to use in any DAW or hardware that accepts MIDI. Optional audio export is available where the app supports it. Presets help you start quickly — from motion and tilt to weather, urban, health-driven, and experimental setups. Themes keep the interface comfortable for studio or stage. Permissions (Motion, Microphone, Location — including background when your session needs it — Health, Bluetooth) are used only to drive MIDI and related features on your device, as described in the system prompts and in our Privacy Policy. Whether you are sonifying a ride, the forecast, or generative patches from your environment, MIDIWorld connects world data to music.
Screenshots
Verdict
The clearest difference is rating: ab EQ X at 5.0 against MIDI World's 2.0. ab EQ X also leads on iOS requirement (15 vs 18.0). MIDI World's advantage is price ($0.99 vs $5.99). On ratings volume, update cadence, ads and in-app purchases 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
ab EQ X costs $5.99 and MIDI World $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
ab EQ X holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
ab EQ X ships an update every 6 months, MIDI World every 7 months. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.
| Parameter | ab EQ X | MIDI World |
|---|---|---|
| Price | $5.99 | $0.99 — better |
| Rating | 5.0 (2 ratings) — better | 2.0 (1 ratings) |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 6 months — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15 — better | 18.0 |
| Further details — not scored | ||
| Size | 12 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Alejandro Cabrera Zuniga | Los Palmos |
Customer experience
ab EQ X
MIDI World
In-app purchases
ab EQ X
No in-app purchases
MIDI World
No in-app purchases
