WIDI App vs AIRSTEP Cortex
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WIDI App
Configure and manage wireless Bluetooth MIDI devices. Update firmware, rename devices, adjust Bluetooth settings, and optimize performance for low latency or jitter. Supports group connections and troubleshooting.
- Update device firmware
- Rename Bluetooth MIDI devices
- Set Bluetooth transmit power
- Configure Bluetooth role (peripheral/auto)
- Set performance mode (low latency/jitter)
- Set wired MIDI thru function
- Manage group connections
Read full descriptionHide full description
The WIDI app is a dedicated application for configuring and setting all WIDI wireless Bluetooth MIDI devices (including WIDI Master, WIDI Jack, WIDI Uhost, WIDI Bud Pro, WIDI Core/CoreX, WIDI Thru6 BT, WIDI K.O.II and authorized products such as Kurzweil Air MIDI, Nektar WIDIFLEX, Xvive MD1, Limex BT etc.). You can use this application for the following operations: * Update to the latest device firmware * Rename device * Set the transmit power of Bluetooth * Set the Bluetooth role to peripheral or auto mode * Set the performance mode for low latency or low jitter * Set the wired MIDI thru function * Set the group auto-learn * Activate the WIDI Master in test mode (red light condition, firmware version v0046 only) * Clear the existing group connection setting * Factory reset * Set up group connection * Link to online trouble shooting contents Note1: The group connection function requires firmware version v0136 or higher. Note2: The group auto-learn function requires firmware version v0166.
AIRSTEP Cortex
Read full descriptionHide full description
AIRSTEP Cortex dedicated control app. Works exclusively with the AIRSTEP Cortex foot controller. Control your expression pedals in the most intuitive way. With this app, you can easily assign two expression pedals to the parameters you want to control, including GAIN, LEVEL and specific FX parameters. Whether you want smooth volume swells, dynamic gain control, or expressive modulation, everything is just a tap away. Wireless editing makes it simple and convenient to adjust your settings on the fly, at home, in the studio or on stage. Easy to connect, easy to use, and made to unlock the full potential of your AIRSTEP Cortex.
Screenshots
Verdict
The clearest difference is iOS requirement: WIDI App at 11.0 against AIRSTEP Cortex's 13.0. On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
WIDI App ships an update monthly, AIRSTEP Cortex every 2 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | WIDI App | AIRSTEP Cortex |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (32 ratings) — better | — |
| Positive reviews | 44.8% of reviews | — |
| Number of ratings | 32 — better | — |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 17 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | CME PTE. LTD. | XSONIC Inc. |
In-app purchases
WIDI App
No in-app purchases
AIRSTEP Cortex
No in-app purchases








