Comparison

EFX Mobile vs AIRSTEP TX

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

Head to head
About

EFX Mobile

Control and manage NUX effect pedals, including the AMP ACADEMY, directly from your iOS device. Connect via USB-C to adjust parameters and engage various functions for your guitar effects.

Highlights
  • OTG remote control
  • Device management
  • Parameter control
  • Function engagement
  • USB-C connectivity
Features
Read full description

EFXMobile is an OTG remote control and device management APP for NUX effect pedals, like AMP ACADEMY. Connect to NUX pedals via USB-C with lightning to USB adaptor to access parameter control and engage some functions. Made for iPhone on iOS version >= 10.0

About

AIRSTEP TX

Wirelessly edit parameters for TONEX ONE and TONEX PEDAL using a mobile device. This app provides hands-free control for adjusting presets and fine-tuning tone in real time, eliminating the need for a computer connection.

Highlights
  • Wireless parameter editing
  • Full control of TONEX ONE and PEDAL
  • Real-time tone adjustment
  • Access all presets
  • Hands-free operation
  • Eliminates computer connection
Features
Read full description

The AIRSTEP TX App allows you to wirelessly edit all parameters of your TONEX ONE and TONEX PEDAL. It works exclusively with the AIRSTEP TX Foot Controller — the ultimate hands-free control solution designed specifically for TONEX users. With this App, you can access all presets, adjust any parameter, and fine-tune your tone in real time — all from your mobile device. Previously, editing required a wired USB connection to a computer running the official TONEX Editor. That’s no longer necessary. With AIRSTEP TX and the dedicated mobile App from XSONIC, you now have full wireless control — no cables, no computer, no limitations. Whether you're on stage, at rehearsal, or on the go, this App gives you seamless access to your tone — anytime, anywhere.

Screenshots

EFX Mobile3 screens
AIRSTEP TX4 screens

Verdict

The call

The clearest difference is review sentiment: AIRSTEP TX at 100% against EFX Mobile's 25%. AIRSTEP TX also leads on rating (5.0 vs 2.2) and update cadence (weekly vs every 2 months). EFX Mobile's advantage is iOS requirement (9.3 vs 13.0). On price, ratings volume, 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.

ReceptionRating · Positive reviews · Number of ratings

AIRSTEP TX holds the better App Store score, 5.0 against 2.2. Both are backed by a comparable volume of ratings — 12 and 5 respectively. Written reviews point the same way: 25% of EFX Mobile's written reviews are positive against 100% of AIRSTEP TX's.

UpkeepUpdate frequency

EFX Mobile ships an update every 2 months, AIRSTEP TX weekly. Both last shipped on November 5, 2026.

Scorecard4 real differences · 6 level
EFX Mobile versus AIRSTEP TX: the parameters behind the verdict, then further details
ParameterEFX MobileAIRSTEP TX
PriceFreeFree
Rating2.2 (12 ratings)5.0 (5 ratings) — better
Positive reviews25.0% of reviews100.0% of reviews — better
Number of ratings12 — better5
Update frequencyEvery 2 monthsWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.3 — better13.0
Further details — not scored
Size26 MB26 MB
Age rating4+4+
DeveloperCherub Technology Co. LtdXSONIC Inc.

Customer experience

EFX Mobile

All ratings12 ratings
Positive25.0%
Neutral8.3%
Negative66.7%
Written reviews8 reviews
Positive25.0%
Neutral12.5%
Negative62.5%

AIRSTEP TX

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

EFX Mobile

No in-app purchases

None

AIRSTEP TX

No in-app purchases

Questions

Is EFX Mobile free?
EFX Mobile is free to download, with no in-app purchases.
Is AIRSTEP TX free?
AIRSTEP TX is free to download, with no in-app purchases.
Which has better reviews, EFX Mobile or AIRSTEP TX?
AIRSTEP TX is rated higher. EFX Mobile averages 2.2 out of 5 from 12 ratings, while AIRSTEP TX averages 5.0 from 5 ratings.
Do EFX Mobile or AIRSTEP TX have ads?
Neither EFX Mobile nor AIRSTEP TX shows ads.
Which is updated more often, EFX Mobile or AIRSTEP TX?
EFX Mobile ships an update every 2 months, and AIRSTEP TX weekly. Most recently, EFX Mobile was updated on November 5, 2026 and AIRSTEP TX on November 5, 2026.

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