Comparison

CANflex vs Ethanol Calculator

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

Head to head

Flex Fuel Mix & Blend Guide

$9.99

🔧 Utilities

No ratingsView app →

About

CANflex

Read full description

Free app for use with BMS CANflex 4 in 1 ethanol analyzer

About

Ethanol Calculator

Features

Read full description

Ethanol Calculator helps you determine exactly how much pure ethanol to add to your fuel tank to reach your desired ethanol ratio. KEY FEATURES: - Calculate required ethanol amount instantly - Preset buttons for E10, E20, E25, E50, E85 - Extra fuel mixing calculator - Real-time results as you adjust sliders - Dark & Light mode support - Available in 30 languages PERFECT FOR: - Flex fuel vehicle owners - E85 enthusiasts & tuners - Race fuel blending - Biofuel mixing calculations Simply enter your current fuel amount, current ethanol percentage, and target ethanol percentage. The app instantly calculates how much pure ethanol you need to add. The extra settings feature lets you factor in additional fuel purchases and their ethanol content for precise mixing calculations. Note: Calculations are based on mathematical formulas using 100% pure ethanol as reference.

Screenshots

CANflex3 screens

Ethanol Calculator3 screens

Verdict

The call

The clearest difference is price: CANflex at Free against Ethanol Calculator's $9.99. CANflex also leads on iOS requirement (13.0 vs 16.0). Ethanol Calculator's advantage is update cadence (every 2 days vs every 6 months). On 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

CANflex is free to download; Ethanol Calculator costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

CANflex ships an update every 6 months, Ethanol Calculator every 2 days. The most recent releases landed on October 2, 2026 and October 7, 2026 respectively.

Scorecard3 real differences · 3 level

CANflex versus Ethanol Calculator: the parameters behind the verdict, then further details
Parameter	CANflex	Ethanol Calculator
Price	Free — better	$9.99
Update frequency	Every 6 months	Every 2 days — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	13.0 — better	16.0
Further details — not scored
Size	24 MB	9 MB
Age rating	4+	17+
Developer	Burger Motorsports, Inc	Mursel OSMANOGLU

In-app purchases

None

CANflex

No in-app purchases

None

Ethanol Calculator

No in-app purchases

Questions

Is CANflex free?

CANflex is free to download, with no in-app purchases.

Is Ethanol Calculator free?

Ethanol Calculator costs $9.99, with no in-app purchases.

Do CANflex or Ethanol Calculator have ads?

Neither CANflex nor Ethanol Calculator shows ads.

Which is updated more often, CANflex or Ethanol Calculator?

CANflex ships an update every 6 months, and Ethanol Calculator every 2 days. Most recently, CANflex was updated on October 2, 2026 and Ethanol Calculator on October 7, 2026.