Comparison

Screamin' Eagle Street Tuner vs Power Commander Delta

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

Head to head
About

Screamin' Eagle Street Tuner

This app simplifies engine parameter management for select Harley-Davidson models when paired with a specific Bluetooth module. It allows users to upload calibrations, perform custom tuning sessions, and monitor vehicle data.

Highlights
  • Upload engine calibrations
  • Perform Smart Tune sessions
  • Store run-time data
  • View performance gauges
  • View diagnostics
Features
Read full description

The Screamin' Eagle Street Tuner App is for use exclusively with the Screamin’ Eagle® Pro Street Tuner Bluetooth communication module that is sold as an accessory for select Harley-Davidson® models. The Screamin’ Eagle® Street Tuner App is designed to simplify management of engine operating parameters as performance modifications are made. Once the Tuner hardware module is installed, this app allows you to upload the latest Engine Control Module (ECM) calibrations to match your bike’s state-of-tune or perform a Smart Tune session to tailor the base calibration to your custom ride. • Download Screamin’ Eagle® calibrations from a vast calibration library • Perform a Smart Tune session* to tailor the calibration • Store run-time data • View performance gauges and vehicle data • View and clear diagnostics functions *Smart Tune not available in all markets.

About

Power Commander Delta

Read full description

Unlock next-gen control for your Can-am! Switch power modes, dial in your throttle response and boost value, recalibrate the OEM speedometer readout for tire size changes, raise or lower the vehicle speed limit, and clear diagnostic trouble codes. Total Control, right from your phone: • In App Power Mode Switching: Choose between three power modes for the perfect amount of throttle response and boost value. • Alter the vehicle speed Limit: Raise the vehicle speed limit for faster operation, or lower it useful for novice, young or fleet drivers. • GPS Speedometer Calibration: Easily dial-in your speedometer calibration when making wheel/tire changes. • Read and Clear DTCs: Diagnose and solve DTC’s to get back to riding...No dealer visit needed. • Allows for in field throttle sensitivity adjustment – per power mode! • Allows for renaming of custom mode names

Screenshots

Screamin' Eagle Street Tuner4 screens
Power Commander Delta4 screens

Verdict

The call

The clearest difference is update cadence: Power Commander Delta at every 2 weeks against Screamin' Eagle Street Tuner's every 2 months. 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

Screamin' Eagle Street Tuner ships an update every 2 months, Power Commander Delta every 2 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard1 real difference · 9 level
Screamin' Eagle Street Tuner versus Power Commander Delta: the parameters behind the verdict, then further details
ParameterScreamin' Eagle Street TunerPower Commander Delta
PriceFreeFree
Rating1.9 (97 ratings) — better—
Positive reviews16.2% of reviews—
Number of ratings97 — better—
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.015.0
Further details — not scored
Size180 MB119 MB
Age rating17+4+
DeveloperHarley-Davidson Motor CompanyDynojet

Bugs and requests

Screamin' Eagle Street Tuner

Reported bugs

4 issues
  • App crashes when trying to do smart tune or view data
  • Fails to connect to tuner, saying it's paired with another device
  • Tuner bricks the motorcycle after flashing a corrupted file
  • Voltage error prevents smart tune from starting even with fully charged battery

Requested features

3 requests
  • Add ability to turn on oil cooling fan, cool flow fan, and other accessories
  • Integrate with Apple CarPlay
  • Improve auto-tune functionality and reliability

Power Commander Delta

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Screamin' Eagle Street Tuner

No in-app purchases

None

Power Commander Delta

No in-app purchases

Questions

Is Screamin' Eagle Street Tuner free?
Screamin' Eagle Street Tuner is free to download, with no in-app purchases.
Is Power Commander Delta free?
Power Commander Delta is free to download, with no in-app purchases.
Do Screamin' Eagle Street Tuner or Power Commander Delta have ads?
Neither Screamin' Eagle Street Tuner nor Power Commander Delta shows ads.
Which is updated more often, Screamin' Eagle Street Tuner or Power Commander Delta?
Screamin' Eagle Street Tuner ships an update every 2 months, and Power Commander Delta every 2 weeks. Most recently, Screamin' Eagle Street Tuner was updated on November 3, 2026 and Power Commander Delta on October 30, 2026.

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