Comparison

WIDI App vs AIRSTEP Cortex

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

Head to head
About

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.

Highlights
  • 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
Features
Read 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.

About

AIRSTEP Cortex

Features
Read 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

WIDI App1 screens
AIRSTEP Cortex4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

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.

Scorecard1 real difference · 9 level
WIDI App versus AIRSTEP Cortex: the parameters behind the verdict, then further details
ParameterWIDI AppAIRSTEP Cortex
PriceFreeFree
Rating3.1 (32 ratings) — better—
Positive reviews44.8% of reviews—
Number of ratings32 — better—
Update frequencyMonthly — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better13.0
Further details — not scored
Size17 MB22 MB
Age rating4+4+
DeveloperCME PTE. LTD.XSONIC Inc.

In-app purchases

None

WIDI App

No in-app purchases

None

AIRSTEP Cortex

No in-app purchases

Questions

Is WIDI App free?
WIDI App is free to download, with no in-app purchases.
Is AIRSTEP Cortex free?
AIRSTEP Cortex is free to download, with no in-app purchases.
Do WIDI App or AIRSTEP Cortex have ads?
Neither WIDI App nor AIRSTEP Cortex shows ads.
Which is updated more often, WIDI App or AIRSTEP Cortex?
WIDI App ships an update monthly, and AIRSTEP Cortex every 2 months. Most recently, WIDI App was updated on November 3, 2026 and AIRSTEP Cortex on October 30, 2026.

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