Comparison

feiffer grain vs ECU Locator Pro

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

Head to head
About

feiffer grain

This application helps farmers accurately measure grain loss during combine harvesting. It calibrates loss control and optimizes combine harvester settings for all crops and configurations. Requires a specific loss control pan made by Feiffer Consult.

Highlights
  • Accurate grain loss measurement
  • Combine harvester calibration
  • Optimal combine adjustment
  • Universal tool for all crops
  • Calculates loss in %, bushel/acre, $/acre
Features
Read full description

Accurate and easy loss measurement. This App serves for calculating the grain loss during combine harvesting. It helps you avoid losses, calibrate loss control, as well as optimally adjust your combine harvester. If you want to use this App, you need a loss control pan made by Feiffer Consult. How it works: Threshing losses are collected during combined harvesting using a loss control pan. Read out the number of lost grains from a simple counting scale or weigh them using a pocket scale. Input the result in the App feiffer grain. On the basis of the specific yield, the TGWs, and the combine harvester parameters, the loss values will be calculated exactly. This App is a universal tool for all crops and all combine harvester configurations. The result is calculated in %, bushel/acre and $/acre. This app is freely available and does not require any In-App-purchases.

About

ECU Locator Pro

Features
Read full description

ECU Locator Pro shows you exactly where your car's ECU (engine control unit) is — in seconds, with no login and no ads. HOW IT WORKS • Select your vehicle: make, model, generation and engine. • See the ECU's location marked on an engine bay diagram. • Browse real photos of the ECU in place, with the exact spot pinned. • Some engines use more than one ECU depending on production year or market — switch between them to see each one's own location. SW FINDER Found a code on the ECU's label but don't know which unit it is? Type any part number, software number or serial number and SW Finder narrows it down to the most likely ECU, with a percentage match. GUIDE Learn the five main control modules (Engine ECU, Transmission, ABS/ESP, Airbag, Body module) — what each one does, where it's usually found, and typical failure symptoms. Includes a safety checklist to follow before removing any control unit, and answers to common questions. Available in 12 languages. Missing your vehicle, or spotted something wrong? Send us a report — with photos if you like — right from the app, and we'll fix it. ECU Locator Pro is completely free. No account required, no ads, no tracking.

Screenshots

feiffer grain2 screens
ECU Locator Pro4 screens

Verdict

The call

The clearest difference is update cadence: ECU Locator Pro at every 2 weeks against feiffer grain's monthly. feiffer grain's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

feiffer grain ships an update monthly, ECU Locator Pro every 2 weeks. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

Scorecard2 real differences · 8 level
feiffer grain versus ECU Locator Pro: the parameters behind the verdict, then further details
Parameterfeiffer grainECU Locator Pro
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyMonthlyEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.0 — better15.1
Further details — not scored
Size7 MB35 MB
Age rating4+4+
DeveloperAndrea FeifferFahreddin Yusuf Demirkiran

In-app purchases

None

feiffer grain

No in-app purchases

None

ECU Locator Pro

No in-app purchases

Questions

Is feiffer grain free?
feiffer grain is free to download, with no in-app purchases.
Is ECU Locator Pro free?
ECU Locator Pro is free to download, with no in-app purchases.
Do feiffer grain or ECU Locator Pro have ads?
Neither feiffer grain nor ECU Locator Pro shows ads.
Which is updated more often, feiffer grain or ECU Locator Pro?
feiffer grain ships an update monthly, and ECU Locator Pro every 2 weeks. Most recently, feiffer grain was updated on November 1, 2026 and ECU Locator Pro on November 6, 2026.

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