Comparison

eFlexApp vs Trofii Racing

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

Head to head
About

eFlexApp

Monitor your eFlexFuel device in real-time, with features varying by device version. Adjust settings like language, temperature units, and theme. Track ethanol content, engine temperature, and more, depending on your specific eFlexFuel model.

Highlights
  • Real-time device monitoring
  • Adjustable settings (language, temp, theme)
  • Ethanol content tracking
  • Engine temperature monitoring
  • Device status checks
  • Bluetooth connectivity
Features
Read full description

With eFlexApp you can monitor your eFlexFuel device in real time. eFlexApp recognizes your eFlexFuel device version and offers different features with each product. The app also enables adjusting of eFlexPlus and eFlexPro devices. Change language (English, French, Finnish), temperature unit (°F/°C) and theme (light/dark). eFlexEco, eFlexBlue and eFlexFuel MONITOR: ethanol content, duty cycle, fuel temperature, ambient engine temperature, injector activity & cold enrichment, (engine RPM in eFlexEco Firmware 11.0+) CHECK: device status eFlexPlus Direct, eFlexBlue Direct MONITOR: ethanol content, engine RPM, duty cycle, fuel temperature, ambient engine temperature, injector activity & cold enrichment CHECK: device status eFlexPlus and eFlexMoto Plus MONITOR: ethanol content, engine RPM, duty cycle, fuel temperature, ambient engine temperature, injector activity & cold enrichment ADJUST: RPM based enrichment with driving mode selection (save a custom driving mode setting created with eFlexTuner software) & cold enrichment (save a custom setting created with eFlexTuner software) CHECK: device status, startup information eFlexPro and eFlexMoto Pro MONITOR: ethanol content, engine RPM, duty cycle, fuel temperature, ambient engine temperature, injector activity & cold enrichment ADJUST: RPM based enrichment with driving mode selection (save up to three custom driving mode settings created with eFlexTuner software) & cold enrichment (save a custom setting created with eFlexTuner software) CHECK: device status, startup information eFlexApp communicates with your eFlexFuel device via Bluetooth. Permission to use Bluetooth is required. Please contact support@eflexfuel.com if you have any feedback! Developed by StepOne Tech Ltd

About

Trofii Racing

This app connects drag racers globally for remote challenges and precise timing using GPS devices. Share your performance, compete on leaderboards, and manage your vehicle's build details. It also includes essential racing calculators and tools for enthusiasts.

Highlights
  • Remote racing challenges
  • GPS-powered 0-60 and 1/4 mile timing
  • Social racing feed and leaderboards
  • Vehicle garage and build tracking
  • Built-in racing calculators
  • Community connection for enthusiasts
Read full description

Trofii Racing is the social drag racing app built for every driver. From weekend warriors to serious competitors. Whether you're chasing your personal best or going head-to-head with racers around the world, Trofii gives you the tools to race, share, and compete. Remote Callouts: Challenge anyone, anywhere. Challenge racers across the country or around the world. Both run at your own location, times sync and compare. Settle the score without being in the same place. GPS-Powered Timing: Connect your Dragy or compatible GPS device for precision 0-60, 1/8 mile, and 1/4 mile timing. Get accurate, consistent data every single run. Social Racing Feed: Share your runs, times, and see what the community is running. Follow your favorite drivers all in a feed built around the racing lifestyle. Leaderboards & Competitions: Compete in global and class based leaderboards. See how your vehicle stacks up against builds all over the globe. Vehicle Garage: Build out your garage with your vehicles, mods, and specs. Your profile tells the story of your build… every upgrade, every run, every trophy. Built-In Racing Tools: Density altitude calculator, horsepower estimator, 1/4 mile ET predictor, E85 station finder and more… everything a serious racer needs, built right in. Built for the Community: Trofii Racing isn't just a timing app it's where automotive enthusiasts live. Connect with drivers who share your passion, find local competition, and track your progress as you push your build further. Download Trofi Racing and start earning your trophies. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

eFlexApp4 screens
Trofii Racing4 screens

Verdict

The call

The clearest difference is review sentiment: Trofii Racing at 100% against eFlexApp's 25%. Trofii Racing also leads on rating (5.0 vs 3.2) and update cadence (every 3 days vs monthly). eFlexApp's advantage is in-app purchases (none vs 10). On price 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. Trofii Racing sells 10 in-app purchases, starting at $6.99 per month. eFlexApp asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Trofii Racing holds the better App Store score, 5.0 against 3.2. That said, the two scores are not equally well evidenced: Trofii Racing has 53 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 25% of eFlexApp's written reviews are positive against 100% of Trofii Racing's.

UpkeepUpdate frequency

eFlexApp ships an update monthly, Trofii Racing every 3 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard8 real differences · 2 level
eFlexApp versus Trofii Racing: the parameters behind the verdict, then further details
ParametereFlexAppTrofii Racing
PriceFreeFree
Rating3.2 (10 ratings)5.0 (53 ratings) — better
Positive reviews25.0% of reviews100.0% of reviews — better
Number of ratings1053 — better
Update frequencyMonthlyEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS26.615.1 — better
Further details — not scored
Size53 MB111 MB
Age rating4+12+
DeveloperStepOne Tech LtdTrofii LLC

Customer experience

eFlexApp

All ratings10 ratings
Positive50.0%
Neutral20.0%
Negative30.0%
Written reviews4 reviews
Positive25.0%
Neutral25.0%
Negative50.0%

Trofii Racing

All ratings53 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews22 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

eFlexApp

No in-app purchases

10 purchases

Trofii Racing

Subscriptions4
  • Trofii Premium7 Days trial$6.991 Month
  • Trofii Premium7 Days trial$7.991 Month
  • Trofii Premium7 Days trial$49.991 Year
Show 1 more
  • Trofii Premium7 Days trial$59.991 Year
One-time6
  • Density Altitude$0.99
  • Can I Take 'Em?$0.99
  • 1/4 Mile ET$0.99
Show 3 more
  • 60-130 MPH$0.99
  • Roll Race Predictor$0.99
  • All Calculators Pack$14.99

Questions

Is eFlexApp free?
eFlexApp is free to download, with no in-app purchases.
Is Trofii Racing free?
Trofii Racing is free to download, with in-app purchases available.
Which has better reviews, eFlexApp or Trofii Racing?
Trofii Racing is rated higher. eFlexApp averages 3.2 out of 5 from 10 ratings, while Trofii Racing averages 5.0 from 53 ratings.
Do eFlexApp or Trofii Racing have ads?
Neither eFlexApp nor Trofii Racing shows ads.
Which is updated more often, eFlexApp or Trofii Racing?
eFlexApp ships an update monthly, and Trofii Racing every 3 days. Most recently, eFlexApp was updated on November 3, 2026 and Trofii Racing on October 31, 2026.

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