Best Blend Ratio Calculator Apps

222+ iOS apps curated and reviewed

4.4 avg rating
15 free apps
Updated May 2026

The best blend ratio calculator apps on iPhone average 4.4★ across 222+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.

Compare top Blend Ratio Calculator Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Blend Ratio CalculatorBlend Ratio Calculator$0.99NoNoJul 2026
2Calculator +Calculator +Free4.6★ (9.6K)YesYesJul 2026
3Calculator ∞Calculator ∞$5.994.7★ (6.2K)NoYesJul 2026
4ClevCalc - CalculatorClevCalc - CalculatorFree4.7★ (12K)YesYesJul 2026
5Calculator!Calculator!$0.994.8★ (4.2K)NoYesJul 2026
6iFraction CalculatoriFraction CalculatorFree4.7★ (1.6K)YesYesJul 2026
7McCalc Fusion CalculatorMcCalc Fusion CalculatorFree3.4★ (18)NoNoMay 2026
8Dilution CalculatorDilution CalculatorFree4.7★ (147)YesYesJul 2026

Top Picks for Blend Ratio Calculator

Calculator +#2

Calculator + by xNeat.com

Scientific Calc Plus Fraction
Strong Contender
🔧 Utilities
4.6😊(9.6K ratings)
FreeAdsIn-App Purchases
Calculator + screenshot 1

This app offers a free basic and scientific calculator with an intuitive interface. It supports fractions, percentages, and advanced editing. Optional upgrades provide specialized calculators for fractions with units, polynomial and linear equation solving, graphing, and geometric shapes.

What We Love

  • 👍 Great features and easy to use
  • 👍 Efficient and quick
  • 👍 Versatile, functional calculator
  • 👍 Fantastic, easy to use app

Room to Improve

  • 🐛 New updated layout is awful
  • 🐛 App is now terrible
  • 🔒 Paying customer screwed over by update
Calculator ∞#3

Calculator ∞ by Incpt.Mobis

The Best Scientific Calculator
Worth Considering
📚 Education
4.7(6.2K ratings)
$5.99In-App Purchases
Calculator ∞ screenshot 1
Calculator ∞ screenshot 2
Calculator ∞ screenshot 3
Calculator ∞ screenshot 4
Calculator ∞ screenshot 5
Calculator ∞ screenshot 6

This advanced calculator app offers a powerful math core and algebra engine for basic to complex calculations. It includes features like step-by-step solutions, handwriting recognition, and 2D graphing, making it suitable for students, engineers, and programmers.

More Blend Ratio Calculator apps to explore

4
ClevCalc - Calculator
ClevCalc - Calculator
ClevCalc - Calculator
All-In-One Calculator
Free

This comprehensive calculator app offers a wide range of tools for everyday calculations, from basic arithmetic and scientific functions to unit and currency conversions. It includes specialized calculators for loans, health, fuel costs, GPA, and more, all within a clean and user-friendly interface.

Scientific calculatorUnit converterCurrency converter
📊 Productivity
(12K)
free with in-app purchases
5
Calculator!
Calculator!
Calculator!
by 7th Gear
$0.99

This app offers a versatile calculator experience with both standard and scientific modes. Customize its appearance, use it in any orientation, and access additional tools like a notes tab and calculation history. It's designed for students and professionals needing accurate calculations.

Standard and scientific calculator modesCustomizable look (iPad only)Portrait and landscape orientation
🔧 Utilities
(4.2K)
free with in-app purchases
6
iFraction Calculator
iFraction Calculator
iFraction Calculator
Calculator for fraction number
Free

This application simplifies fraction calculations for students, professionals, and anyone needing to work with fractions. It offers step-by-step explanations for equations and can handle both decimal and fraction inputs, converting between the two. The app supports large numbers and saves previous calculations for easy review.

Fraction math computation (add, subtract, multiply, divide)Step-by-step equation explanationDecimal and fraction calculation
📊 Productivity
(1.6K)
free with in-app purchases
7
McCalc Fusion Calculator
McCalc Fusion Calculator
McCalc Fusion Calculator
HDPE/PP Pressure Calculator
Free

This app calculates the correct fusion pressure for HDPE and Polypropylene pipe jobs. It simplifies the process by selecting your fusion machine and entering pipe details to determine the recommended theoretical gauge pressure.

Select McElroy fusion machinesChoose from nine international standardsEnter pipe size in multiple units
💼 Business
(18)
free
8
Dilution Calculator
Dilution Calculator
Dilution Calculator
Easily solve dilution ratios
Free

This utility app simplifies the process of calculating dilution ratios for various applications. Users can input their desired ratio and bottle size to get instant, accurate results for the amounts of water and solution needed. It's ideal for tasks like car detailing, valeting, and paint mixing.

Calculate dilution ratiosEnter ratio and bottle sizeInstant accurate results
🔧 Utilities
(147)
free with in-app purchases
9
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
Calculates everything. Try it.
Free

This app offers a comprehensive suite of over 40 calculators and unit converters for various needs, including finance, health, construction, and everyday math. It features standard, scientific, and specialized calculators for tasks like loan amortization, currency conversion, and material estimation.

Over 40 calculators and unit convertersStandard and scientific calculator functionsFinancial calculators (interest, loan, currency)
📊 Productivity
(4.8K)
free with in-app purchases
10
Desmos Scientific Calculator
Desmos Scientific Calculator
Desmos Scientific Calculator
by Desmos, Inc.
Free

This app offers a powerful scientific calculator with a wide range of functions for trigonometry, statistics, and combinatorics. Users can define and evaluate their own functions, assign values to variables, and view multiple expressions simultaneously. It works offline and is completely free to use.

Basic arithmetic operationsTrigonometric functionsStatistical calculations
📚 Education
(327)
free
11
Ratio Calculator Tool
Ratio Calculator Tool
Ratio Calculator Tool
Ratio calculating companion
Free

This utility app specializes in calculating proportions, solving for an unknown value in direct and inverse ratio equations. It handles scenarios like price increases and speed decreases, offering a simple yet effective tool for proportion-based problems.

Direct proportion calculationsInverse proportion calculationsSolves for unknown values in ratios
🔧 Utilities
(12)
free
12
PCalc
PCalc
PCalc
The Best Calculator
$9.99

A powerful calculator designed for professionals and students, offering advanced features like RPN mode, multi-line display, and extensive unit conversions. It supports various number systems and includes an Apple Watch app for on-the-go calculations.

Optional RPN modeMulti-line displayExtensive unit conversions
🔧 Utilities
(758)
free with in-app purchases
13
Fraction Calculator Plus
Fraction Calculator Plus
Fraction Calculator Plus
Calculate fraction numbers
Free

Solve fraction math problems with ease using this application. It offers a clean interface and allows for the calculation of multiple fractions simultaneously. Inputting mixed numbers is also made simple with dedicated keypads.

Solve fraction math problemsInput mixed numbers easilyCalculate multiple fractions
🔧 Utilities
(3.7K)
free with in-app purchases
14
Two Stroke Mix Calculator
Two Stroke Mix Calculator
Two Stroke Mix Calculator
Manage your premix fuel/gas
Free

This app simplifies the process of mixing 2-stroke fuel for various engines. It calculates the precise amount of oil needed for any fuel quantity and ratio, and helps track stored fuel freshness and expiry dates.

Quick mix calculationTrack stored fuel profilesFuel age and expiry tracking
🔧 Utilities
(54)
free
15
The Best Calculator - Calc Pro
The Best Calculator - Calc Pro
The Best Calculator - Calc Pro
10 Powerful Calculators
Free

This app offers a comprehensive suite of 10 powerful calculators and 10 financial worksheets, designed to handle everything from basic arithmetic to complex scientific and financial calculations. It includes features like unit conversion, currency exchange, graphing, and statistical analysis, making it a versatile tool for students and professionals.

10 powerful calculators (Standard, Scientific, Graphing, etc.)10 financial worksheets (Mortgage, Loan, Compound Interest, etc.)Unit Converter with 3000+ conversions
🔧 Utilities
(4.6K)
free with in-app purchases
16
Fraction Calculator Plus #1
Fraction Calculator Plus #1
Fraction Calculator Plus #1
Decimal to Fractions Converter
Free

Easily perform fraction calculations including addition, subtraction, multiplication, and division. Convert fractions to decimals and vice versa with a clear, user-friendly interface. Ideal for students, cooks, and DIYers needing quick and accurate fraction management.

Add, subtract, multiply, and divide fractionsConvert fractions to decimalsAutomatically simplifies fractions
📊 Productivity
(22K)
free with in-app purchases
17
P-T Calculator
P-T Calculator
P-T Calculator
by National Refrigerants, Inc.
Free

This tool simplifies HVAC/R technician tasks by calculating pressure/temperature relationships, superheat, and subcool. It automatically adjusts for altitude and offers English/Metric units. Easily access favorite refrigerants and supplementary information.

Pressure/Temperature calculationSuperheat/Subcool calculationAutomatic altitude correction
🔍 Reference
(51)
free
18
DRC - Detailing Calculator
DRC - Detailing Calculator
DRC - Detailing Calculator
by Alfredo Zuniga
$1.99

This app assists automotive detailers in calculating precise dilution ratios for various cleaning products. It helps determine the exact amounts of water and concentrate needed for a desired ratio, supporting both ounces and milliliters. Additionally, it offers a converter and a product guide with common dilution ratios.

Calculate dilution ratiosDetermine water and product amountsSupports ounces and milliliters
🔧 Utilities
(11)
paid
19
aspect:ratio
aspect:ratio
aspect:ratio
by manolo Sanudo
Free

Easily calculate any ratio for design projects. Input a base ratio and either width or height to automatically determine the other dimension. Offers dark and light themes for usability in any lighting.

Calculate any ratioInput base ratioCalculate missing dimension
🔧 Utilities
(4)
free
20
McDantim EasyBlend Calculator
McDantim EasyBlend Calculator
McDantim EasyBlend Calculator
by McDantim Inc
Free

Calculate the ideal gas blend and pressure for your beverage dispense system. This tool accounts for beverage temperature, keg pressure, CO2 content, and elevation to ensure perfect carbonation.

Calculate perfect CO2/N2 blendDetermine pressure range for carbonationConvert between US and metric units
📊 Productivity
(4)
free

FAQ about Blend Ratio Calculator

Are there free blend ratio calculator apps for iPhone?
Yes — 15 of the top blend ratio calculator apps we rank are free to download, including Calculator + and ClevCalc - Calculator.
Blend Ratio Calculator has no ads and has no in-app purchases, according to its App Store listing as of May 2026.
We track 222+ blend ratio calculator apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.