Comparison

Booster vs DiagonalOBDII

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

Head to head
About

Booster

Features
Read full description

Booster is an application designed to modify operational modes. It features three primary modes: BoostSpeed Mode: Offers 50 adjustable levels for performance enhancement. Smoke Reduction Mode: Limits throttle response to mitigate excessive smoke, particularly useful after ECU modifications. Custom Idle Sound Mode: Provides three memory presets to personalize the engine's idle sound according to user preference. Additional app functionalities include: Setting a password for privacy protection, password modification, device renaming, and an information mode displaying temperature, weather conditions, air humidity, and wind speed.

About

DiagonalOBDII

This app helps mechanics streamline vehicle drive cycles by providing live tracking of emissions monitors and diagnostic trouble codes. It offers precise guidance on drive cycle parameters and instant explanations for trouble codes, ensuring accurate diagnostics and faster vehicle readiness for inspection.

Highlights
  • Live drive cycle monitoring
  • Immediate DTC identification
  • Real-time monitor completion verification
  • Precise drive cycle parameter guidance
  • Professional, easy-to-navigate dashboard
  • Instant trouble code explanations
Read full description

Diagonal is designed specifically for mechanics who want to simplify and speed up vehicle drive cycles. Instantly track emissions monitors and diagnostic trouble codes (DTCs) live, ensuring accurate diagnostics and rapid vehicle readiness for inspection. Key Features: -Live Drive Cycle Monitoring: Clearly see the real-time status of emissions monitors as they run, complete, or require further action during your drive. -Immediate Diagnostics: Quickly identify and address active trouble codes (DTCs) as they appear, eliminating uncertainty during drive cycles. -Efficiency and Accuracy: Avoid unnecessary repeat drive cycles by verifying real-time monitor completion, ensuring vehicles pass inspection on the first try. -Precise Drive Cycle Guidance: Monitor essential drive cycle parameters such as speed, RPM, engine temperature, and throttle position to meet exact diagnostic requirements. -Professional Dashboard: Access all critical information quickly through a clear, easy-to-navigate interface tailored for automotive professionals. -Instant Code Explanations: Quickly interpret trouble codes with straightforward, mechanic-friendly explanations. Why Mechanics Trust Diagonal: -Saves Valuable Time: Complete diagnostic drive cycles accurately the first time. -Faster Inspections: Immediately identify vehicle readiness to streamline your workflow. -Reduces Diagnostic Uncertainty: Clear, actionable data presented in real-time. -Diagonal empowers professional technicians with the tools to perform diagnostics faster and more efficiently than ever before. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://diagonal-d070c.web.app/privacy.html

Screenshots

Booster4 screens
DiagonalOBDII4 screens

Verdict

The call

The clearest difference is in-app purchases: Booster at none against DiagonalOBDII's 4. Booster also leads on iOS requirement (12.0 vs 18.1). On price, ads 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. DiagonalOBDII sells 4 in-app purchases, starting at $12.99 per month. Booster asks for nothing beyond the download.

Scorecard2 real differences · 8 level
Booster versus DiagonalOBDII: the parameters behind the verdict, then further details
ParameterBoosterDiagonalOBDII
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—1 — better
Update frequency—Every 2 weeks
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPod — betteriPhone
Requires iOS12.0 — better18.1
Further details — not scored
Size89 MB24 MB
Age rating17+4+
DeveloperSuthipoj tripuwabhrutKyle Louderback

In-app purchases

None

Booster

No in-app purchases

4 purchases

DiagonalOBDII

Subscriptions4
  • Diagonal Premium Monthly$12.991 Month
  • Diagonal Premium Trial1 Month trial$12.991 Month
  • Shop Owner - Monthly$17.991 Month
Show 1 more
  • Diagonal Premium Yearly$99.991 Year

Questions

Is Booster free?
Booster is free to download, with no in-app purchases.
Is DiagonalOBDII free?
DiagonalOBDII is free to download, with in-app purchases available.
Do Booster or DiagonalOBDII have ads?
Neither Booster nor DiagonalOBDII shows ads.

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