Comparison

034SPI vs Louro

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

Head to head
About

034SPI

This app allows users to flash their car's ECU/TCU, change fuel maps, and configure live data displays. It also provides diagnostic tools like reading and clearing DTC codes. Compatible with Dynamic+ ECU/TCU tunes and the Dynamic+ End User Flashing Dongle.

Highlights
  • Flash ECU/TCU tunes
  • Change fuel octane/transmission files
  • Configure live data displays
  • High-speed data logging
  • Read & clear DTC codes
  • Perform adaptations/recalibrations
Features
Read full description

Designed for use on iPhone/iOS as well as Apple Silicon-equipped laptops (M1, M2, M3), 034SPI allows you to easily flash your car, change fuel maps, configure live data displays, record and submit data logs to 034Motorsport's Tuning Support team, and utilize diagnostic support tools such as DTC/CEL code read/clear and more! Available now for use with any Dynamic+ ECU or TCU tune and the latest Dynamic+ End User Flashing Dongle (May 2023 & Newer)! Full App Features: Complete Any ECU Or TCU Tune flash Quickly Flash Different Fuel Octane Or Transmission Files Flash ECU/TCU Using Mobile Device's Internet Connection Enhanced Flashing Protocol Protections For Increased Flashing Stability User-Configurable Live Data Displays Dozens Of Defined Variables Available Multiple Display Types Available for Live Dt High-Speed Data Logging Of Pre-Defined Variables Easy Upload Of Logs To 034Motorsport Server Data Log Analysis Services Available Free Of Charge Read & Clear DTCs On ECU & TCU View Emissions Monitor Statuses Perform Adaptations/Recalibrations* Throttle Body Adaptation Fuel Tank Drain *Available for limited platforms, coverage expanding regularly

About

Louro

This app helps you manage and understand your vehicles. It allows you to store service history, track mileage, and access diagnostic information. You can also ask an AI assistant questions about your car and discover upgrades.

Highlights
  • Private vehicle garage
  • Service history and reminders
  • OBD-II diagnostics
  • Live vehicle gauges
  • AI assistant for vehicle questions
  • Discover vehicle upgrades
Features
Read full description

Louro helps you understand, maintain, and enjoy your vehicles from one private garage. YOUR GARAGE • Add vehicles manually or scan a VIN. • Keep mileage, service history, reminders, documents, and important vehicle details together. • Review recall and safety information from live data sources. DIAGNOSTICS AND DRIVING • Read supported OBD-II diagnostic information with compatible hardware. • Use Cockpit™ for live vehicle gauges when a supported adapter and vehicle are connected. • Track drives only when you choose to enable the required permissions. OPIE ASSISTANCE • Ask Opie questions about your vehicle, maintenance, recalls, and diagnostic codes. • Louro asks for explicit consent before sending supported content to third-party AI providers. You can decline or revoke consent at any time and continue using non-AI features. UPGRADES AND COMMUNITY • Discover vehicle upgrades and parts. • Follow other enthusiasts and share a public vehicle profile when you choose. • Report content, block accounts, and contact Support directly from the app. GARAGE+ Garage+ is an optional auto-renewable subscription that unlocks premium personal-garage features, including enhanced vehicle insights, full history, health views, and Cockpit™ live gauges. Garage+ Monthly: $19.99 per month. The price shown by Apple may vary by country or region. Payment is charged to your Apple Account after confirmation. The subscription renews automatically unless canceled at least 24 hours before the end of the current period. Manage or cancel your subscription in your Apple Account subscription settings. Some diagnostic and live-vehicle features require a compatible OBD-II adapter and supported vehicle. Louro does not replace professional inspection, diagnosis, maintenance, or repair advice. Privacy Policy: https://www.opaius.com/privacy Terms of Use: https://www.opaius.com/terms Support: https://www.opaius.com/support

Screenshots

034SPI4 screens
Louro4 screens

Verdict

The call

The clearest difference is review sentiment: Louro at 100% against 034SPI's 55%. Louro also leads on rating (5.0 vs 4.2). 034SPI's advantage is in-app purchases (none vs 1) and ratings volume (42 vs 2). On price, 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. Louro sells 1 in-app purchase, starting at $19.99 per month. 034SPI asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Louro holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: 034SPI has 42 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 55% of 034SPI's written reviews are positive against 100% of Louro's.

UpkeepUpdate frequency

034SPI ships an update every 2 weeks, Louro every 3 weeks. The most recent releases landed on October 16, 2026 and October 11, 2026 respectively.

Scorecard7 real differences · 3 level
034SPI versus Louro: the parameters behind the verdict, then further details
Parameter034SPILouro
PriceFreeFree
Rating4.2 (42 ratings)5.0 (2 ratings) — better
Positive reviews55.0% of reviews100.0% of reviews — better
Number of ratings42 — better2
Update frequencyEvery 2 weeks — betterEvery 3 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS12.2 — better26.2
Further details — not scored
Size124 MB108 MB
Age rating4+4+
Developer034motorsport Industries, LLCOpaius Inc.

Customer experience

034SPI

All ratings37 ratings
Positive78.4%
Neutral8.1%
Negative13.5%
Written reviews20 reviews
Positive55.0%
Neutral15.0%
Negative30.0%

Louro

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

034SPI

No in-app purchases

1 purchases

Louro

Subscriptions1
  • Garage+ Monthly$19.991 Month

Questions

Is 034SPI free?
034SPI is free to download, with no in-app purchases.
Is Louro free?
Louro is free to download, with in-app purchases available.
Which has better reviews, 034SPI or Louro?
Louro is rated higher. 034SPI averages 4.2 out of 5 from 42 ratings, while Louro averages 5.0 from 2 ratings.
Do 034SPI or Louro have ads?
Neither 034SPI nor Louro shows ads.
Which is updated more often, 034SPI or Louro?
034SPI ships an update every 2 weeks, and Louro every 3 weeks. Most recently, 034SPI was updated on October 16, 2026 and Louro on October 11, 2026.

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