Comparison

Edge EZX vs HIGH MANAGER

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

Head to head
About

Edge EZX

Enhance your late model diesel truck's performance with this app, offering improved drivability, mileage, and power. Control features like tire size calibration and DPF regens via a smartphone interface. Built-in safety features protect your engine.

Highlights
  • Improved drivability, mileage, and power
  • Interactive smartphone app control
  • 5 adjustable power levels
  • Tire size calibration
  • Manual DPF regens
  • TPMS adjustment
  • Built-in turbo timer
Features
Read full description

The EZX from Edge Products offers late model diesel truck owners better drivability, improved mileage and more power through an all-new module with an interactive smartphone app like nothing else on the market. Developed specifically for late model Ram 6.7L Cummins, Ford 6.7L Power Stroke diesel and Chevy 3.0L Duramax, the EZX builds upon our popular Edge EZ box that has led the market for more than a decade with mild power gains and modest mileage improvements. Using the industry's most advanced technology, our new smartphone interface offers unmatched adjustability over your trucks features. The simple plug n’ play under hood module integrates seamlessly with your truck for complete control over your driving experience with 5 power levels adjustable on the fly. Using factory steering wheel controls, the factory gauge cluster and our integrated app, the EZX adds the extra power and throttle response your diesel needs. Our emissions safe tuning offers broad usable power gains you’ll feel while towing and daily driving. This smartphone app offers simple control over features like tire size calibration, manual DPF regens, TPMS adjustment, and even a built-in turbo timer (options vary by vehicle make and model). Built-in safety features like Engine Coolant Temperature protection offers the peace of mind knowing your engine always performs to the best of its ability without potential of harm from the added power. Pick up the all-new EZX module anywhere Edge Products devices are sold and download the app now!

About

HIGH MANAGER

This utility app allows users to set and monitor air pressure for suspension systems. It aims to optimize the user experience by matching set pressure to current conditions.

Highlights
  • Set air pressure
  • Display pressure value
  • Match pressure to conditions
  • Optimize suspension experience
Features
Read full description

The user sets air pressure and display its value according to the suspension conditions. The high manager matches the pressure which set by user to achieve the best experience.

Screenshots

Edge EZX4 screens
HIGH MANAGER4 screens

Verdict

The call

The clearest difference is rating: Edge EZX at 2.8 against HIGH MANAGER's 1.6. HIGH MANAGER's advantage is review sentiment (17% vs 0%) and iOS requirement (11.0 vs 15.0). On price, ratings volume, update cadence and ads 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

Edge EZX holds the better App Store score, 2.8 against 1.6. Both are backed by a comparable volume of ratings — 11 and 12 respectively. Written reviews complicate that: 0% of Edge EZX's written reviews are positive against 17% of HIGH MANAGER's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 19, 2026 and October 20, 2026 respectively.

Scorecard3 real differences · 7 level
Edge EZX versus HIGH MANAGER: the parameters behind the verdict, then further details
ParameterEdge EZXHIGH MANAGER
PriceFreeFree
Rating2.8 (11 ratings) — better1.6 (12 ratings)
Positive reviews0.0% of reviews16.7% of reviews — better
Number of ratings1112 — better
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.011.0 — better
Further details — not scored
Size130 MB15 MB
Age rating4+4+
DeveloperHolley Performance ProductsQI Automotive Co.,Ltd

Customer experience

Edge EZX

All ratings11 ratings
Positive36.4%
Neutral18.2%
Negative45.5%
Written reviews5 reviews
Positive0.0%
Neutral20.0%
Negative80.0%

HIGH MANAGER

All ratings11 ratings
Positive18.2%
Neutral0.0%
Negative81.8%
Written reviews6 reviews
Positive16.7%
Neutral0.0%
Negative83.3%

In-app purchases

None

Edge EZX

No in-app purchases

None

HIGH MANAGER

No in-app purchases

Questions

Is Edge EZX free?
Edge EZX is free to download, with no in-app purchases.
Is HIGH MANAGER free?
HIGH MANAGER is free to download, with no in-app purchases.
Which has better reviews, Edge EZX or HIGH MANAGER?
Edge EZX is rated higher. Edge EZX averages 2.8 out of 5 from 11 ratings, while HIGH MANAGER averages 1.6 from 12 ratings.
Do Edge EZX or HIGH MANAGER have ads?
Neither Edge EZX nor HIGH MANAGER shows ads.
Which is updated more often, Edge EZX or HIGH MANAGER?
Edge EZX ships an update every 2 months, and HIGH MANAGER every 2 months. Most recently, Edge EZX was updated on October 19, 2026 and HIGH MANAGER on October 20, 2026.

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