Comparison

iRaceWeigh vs Spark ECU

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

Head to head
About

iRaceWeigh

This app connects to specific weighing systems and pressure gauges via Bluetooth or Wi-Fi to display live weights and tire pressures. Users can manually enter, view, and save vehicle weight statistics and tire pressure data, exporting it to spreadsheets.

Highlights
  • Connect to Intercomp scales via Bluetooth/Wi-Fi
  • Display live weights
  • View and save tire pressures
  • Calculate weight statistics (Front, Rear, Cross Totals)
  • Export data to CSV files
  • Connect to RFX Wireless Indicators
Features
Read full description

Intercomp’s iRaceWeigh™ is designed to work with Intercomp’s line of weighing systems and pressure gauges. - Mobile devices can use Bluetooth® to connect to Intercomp XBT scales in Expert Weigh and Classic Weigh systems as well as Intercomp RFX™ Wireless Indicators (SW650RFX™, SW777RFX™, or SW888™) produced after Jan. 1, 2020 to display live weights. - An Intercomp Wi-Fi Module with the app in Wi-Fi Module mode can connect to the RFX™ Wireless Weighing Systems. - iRaceWeigh™ allows the user to manually enter, view and save weights along with the vehicle weight statistics like Front, Rear, Left, Right and Cross Totals with Percents. - Connect to an Intercomp Digital Memory Air Pressure Gauge using Bluetooth® to view and save the cold/out and hot/in pressures from the gauges saved memory banks and calculate the gain. - The saved weight and pressure sessions can be exported to spreadsheet via email (.csv file). iRaceWeigh™ combines Intercomp’s industry leading RFX™ Wireless Weighing Technology with a convenient iOS mobile app.

About

Spark ECU

View live engine data from your vehicle in real-time. Connect your smartphone via Bluetooth to access telemetry, receive diagnostic alerts, and adjust fuel settings. Easily switch between engine maps with an intuitive interface.

Highlights
  • Live engine data telemetry
  • Diagnostic fault alerts
  • Fuel adjustment settings
  • Engine map switching
  • Bluetooth connectivity
  • Automatic device pairing
Features
Read full description

SPARK app gives you a smart, intuitive interface to view all the live data from your engine in real time. Connect your smartphone via Bluetooth to the Taipan and Yarara ECU in two ways: • Via the CAN-BT Module, for instant access to main engine data and real-time telemetry. • Using the XLog, if you want to collect data while driving as well. The app provides you with live dash telemetry, warning and alerts for diagnostic faults and fuel adjustments. Furthermore, with SPARK app you can switch maps just using the scrollbar on your phone. Thanks to the automatic pairing, you just need to connect your device once!

Screenshots

iRaceWeigh4 screens
Spark ECU4 screens

Verdict

The call

The clearest difference is review sentiment: iRaceWeigh at 100% against Spark ECU's 0%. iRaceWeigh also leads on rating (3.0 vs 1.0) and iOS requirement (15.6 vs 18.0). On price, ratings volume, 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

iRaceWeigh holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 100% of iRaceWeigh's written reviews are positive against 0% of Spark ECU's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 7 months. The most recent releases landed on November 1, 2026 and October 20, 2026 respectively.

Scorecard3 real differences · 7 level
iRaceWeigh versus Spark ECU: the parameters behind the verdict, then further details
ParameteriRaceWeighSpark ECU
PriceFreeFree
Rating3.0 (2 ratings) — better1.0 (1 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings2 — better1
Update frequencyEvery 7 monthsEvery 7 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better18.0
Further details — not scored
Size10 MB129 MB
Age rating4+4+
DeveloperIntercompAIM tech SRL

Customer experience

iRaceWeigh

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews7 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Spark ECU

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

iRaceWeigh

No in-app purchases

None

Spark ECU

No in-app purchases

Questions

Is iRaceWeigh free?
iRaceWeigh is free to download, with no in-app purchases.
Is Spark ECU free?
Spark ECU is free to download, with no in-app purchases.
Which has better reviews, iRaceWeigh or Spark ECU?
iRaceWeigh is rated higher. iRaceWeigh averages 3.0 out of 5 from 2 ratings, while Spark ECU averages 1.0 from 1 ratings.
Do iRaceWeigh or Spark ECU have ads?
Neither iRaceWeigh nor Spark ECU shows ads.
Which is updated more often, iRaceWeigh or Spark ECU?
iRaceWeigh ships an update every 7 months, and Spark ECU every 7 months. Most recently, iRaceWeigh was updated on November 1, 2026 and Spark ECU on October 20, 2026.

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