Comparison

EZ vs TCI TUNER

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

Head to head
About

EZ

Control your vehicle's transmission settings wirelessly from your iOS device. Adjust shift points, firmness, and aggressiveness with intuitive data logging and self-diagnostics. Includes an anti-theft feature for remote vehicle disabling.

Highlights
  • Wireless transmission control via Bluetooth
  • Adjust shift points, firmness, and aggressiveness
  • Data logging and self-diagnostics
  • Remote anti-theft vehicle disabling
  • No laptop or software required
Features
Read full description

TCI® EZ-TCU™ Transmission Controller users can now tune their transmission via iOS devices. A wireless module enables Bluetooth communication between the EZ-TCU™ and an iOS app, enabling the user to control shift points, firmness and aggressiveness. Data logging and self-diagnostics make it possible to optimize tuning intuitively – without the need for software, a hand-held unit or cabling. There is also an anti-theft feature that allows for remote disabling of the vehicle. Features & Benefits: · Easy transmission control from your phone or tablet; no laptop or software needed · Maximum electronic control over the shift points, shift firmness and shift aggressiveness · Data logging and self-diagnostics for optimal tuning · Anti-theft feature for disabling vehicle through app · Compatible with 4L60E, 4L65E, 4L70E, 4L80E, 4L85E and TCI® 4x & 6x transmissions

About

TCI TUNER

Features
Read full description

Custom car and hot rod enthusiast utilizing TCI TUNER and its wireless communication can tune the performance of their automatic transmission via mobile devices. The TCI TUNER App works with the TCI Transmission Controller, providing a simplified and intuitive UI with wireless Bluetooth communication between mobile devices and Transmission Control Unit for setup, calibrating and monitoring data. TC Tuner includes a Setup Wizard to further simplify user functionality. No Software, tuning experience, laptop or wired handheld unit is required.

Screenshots

EZ3 screens
TCI TUNER4 screens

Verdict

The call

The clearest difference is update cadence: EZ at monthly against TCI TUNER's every 7 months. EZ also leads on iOS requirement (11.0 vs 15.0). On price, ads, in-app purchases and device support 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

EZ ships an update monthly, TCI TUNER every 7 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

Scorecard2 real differences · 8 level
EZ versus TCI TUNER: the parameters behind the verdict, then further details
ParameterEZTCI TUNER
PriceFreeFree
Rating3.9 (7 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings7 — better—
Update frequencyMonthly — betterEvery 7 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS11.0 — better15.0
Further details — not scored
Size11 MB20 MB
Age rating4+4+
DeveloperPerformance ElectronicsEdelbrock Corp

In-app purchases

None

EZ

No in-app purchases

None

TCI TUNER

No in-app purchases

Questions

Is EZ free?
EZ is free to download, with no in-app purchases.
Is TCI TUNER free?
TCI TUNER is free to download, with no in-app purchases.
Do EZ or TCI TUNER have ads?
Neither EZ nor TCI TUNER shows ads.
Which is updated more often, EZ or TCI TUNER?
EZ ships an update monthly, and TCI TUNER every 7 months. Most recently, EZ was updated on October 24, 2026 and TCI TUNER on October 27, 2026.

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