Comparison

034SPI vs Modpro AI

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

Modpro AI

This app serves as a central hub for automotive and motorcycle enthusiasts to track, organize, and optimize their custom builds. It offers professional build tracking, AI-powered recommendations, performance management, and a community forum for inspiration and connection.

Highlights
  • Professional build tracking
  • AI build advisor
  • Performance & spec management
  • Community garage
  • Part logging and management
Read full description

Stop jumping between spreadsheets, dead forum threads, and scattered notes for your passion project. ModPro AI is the ultimate digital garage. Message, post, see what the community is up to, and especially learn from other builds. Modpro is an intelligent "single source of truth" designed specifically for automotive and motorcycle enthusiasts to track, organize, and optimize their builds professionally. Whether you are wrenching on a JDM legend, a modern muscle car, an overland rig, or a custom motorcycle, ModPro is the central hub for your project's entire journey. WHY MODPRO? Your build is professional. The tool you use should be too: a sleek platform that delivers real data, real builds, and real intelligence customized for you. No more conflicting advice. No more scattered notes. No more guesswork. KEY FEATURES: Professional Build Tracking - Document every step of your journey from stock to fully built. Log parts and manage part numbers in one organized interface. Your Personal AI Build Advisor - Stuck on a part choice or getting conflicting advice online? Our AI cuts through the noise to provide personalized recommendations and technical insight tailored to your specific vehicle platform and goals. Performance & Spec Management - Keep a running tally of your horsepower gains, torque stats, suspension setup, and weight reduction. See exactly how your mods stack up as you build. Community Garage - Connect with a global community of builders. Share your professional build sheet, milestones, and dyno runs with a single link. Browse thousands of verified projects for real-world inspiration. Future Visualization (Coming Soon) - Preview exterior changes like wheels and body kits, and see projected performance gains based on planned engine upgrades before you buy. JOIN THE COMMUNITY Secure your username and join thousands of enthusiasts. Download ModPro AI today! Take control of your build and become a part of something bigger.

Screenshots

034SPI4 screens
Modpro AI4 screens

Verdict

The call

The clearest difference is review sentiment: Modpro AI at 97% against 034SPI's 53%. Modpro AI also leads on rating (4.8 vs 4.2) and update cadence (every 6 days vs every 2 weeks). 034SPI's advantage is iOS requirement (12.2 vs 15.1). On price, ratings volume, ads and in-app purchases 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.

ReceptionRating · Positive reviews · Number of ratings

Modpro AI holds the better App Store score, 4.8 against 4.2. Both are backed by a comparable volume of ratings — 42 and 104 respectively. Written reviews point the same way: 53% of 034SPI's written reviews are positive against 97% of Modpro AI's.

UpkeepUpdate frequency

034SPI ships an update every 2 weeks, Modpro AI every 6 days. The most recent releases landed on September 16, 2026 and September 21, 2026 respectively.

Scorecard4 real differences · 6 level
034SPI versus Modpro AI: the parameters behind the verdict, then further details
Parameter034SPIModpro AI
PriceFreeFree
Rating4.2 (42 ratings)4.8 (104 ratings) — better
Positive reviews52.6% of reviews97.2% of reviews — better
Number of ratings42104 — better
Update frequencyEvery 2 weeksEvery 6 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.2 — better15.1
Further details — not scored
Size124 MB92 MB
Age rating4+4+
Developer034motorsport Industries, LLCModPro AI INC

Customer experience

034SPI

All ratings37 ratings
Positive78.4%
Neutral8.1%
Negative13.5%
Written reviews19 reviews
Positive52.6%
Neutral15.8%
Negative31.6%

Modpro AI

All ratings104 ratings
Positive93.3%
Neutral1.9%
Negative4.8%
Written reviews36 reviews
Positive97.2%
Neutral0.0%
Negative2.8%

In-app purchases

None

034SPI

No in-app purchases

None

Modpro AI

No in-app purchases

Questions

Is 034SPI free?
034SPI is free to download, with no in-app purchases.
Is Modpro AI free?
Modpro AI is free to download, with no in-app purchases.
Which has better reviews, 034SPI or Modpro AI?
Modpro AI is rated higher. 034SPI averages 4.2 out of 5 from 42 ratings, while Modpro AI averages 4.8 from 104 ratings.
Do 034SPI or Modpro AI have ads?
Neither 034SPI nor Modpro AI shows ads.
Which is updated more often, 034SPI or Modpro AI?
034SPI ships an update every 2 weeks, and Modpro AI every 6 days. Most recently, 034SPI was updated on September 16, 2026 and Modpro AI on September 21, 2026.

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