Best Linear Interpolation Apps

136+ iOS apps curated and reviewed

4.6 avg rating
15 free apps
Updated July 2026

Out of 136+ linear interpolation apps on iOS, 15 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Linear Interpolation Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Linear Interpolation MasterLinear Interpolation MasterFree4.6★ (162)YesYesAug 2026
2Interpolation 1.4Interpolation 1.4Free3.5★ (6)NoNoMay 2026
3Interpolation MethodsInterpolation Methods$1.99NoNoAug 2026
4Interpolation Calculator ProInterpolation Calculator Pro$0.99NoNoMay 2026
5InterpolatorInterpolatorFree4.9★ (74)NoNoAug 2026
6PolataPolataFree5.0★ (3)NoNoMay 2026
7Pro Math solver & interpolationPro Math solver & interpolation$0.99NoJun 2026
8Polynomial RegressionPolynomial RegressionFreeNoNoMay 2026

Top Picks for Linear Interpolation

Linear Interpolation Master#1

Linear Interpolation Master by VERVE TECHNOLOGIES PTY. LTD.

Linear Interpolation
Editor's Choice
🔧 Utilities
4.6(162 ratings)
FreeAdsIn-App Purchases
Linear Interpolation Master screenshot 1
Linear Interpolation Master screenshot 2
Linear Interpolation Master screenshot 3

This tool simplifies linear interpolation calculations for industrial commissioning engineers. It features large, easily readable numbers for field use and allows for quick swapping of coordinate systems, such as converting between 4-20mA and 0-100% scales.

More Linear Interpolation apps to explore

4
Interpolation Calculator Pro
Interpolation Calculator Pro
Interpolation Calculator Pro
by Jose Ramos Lopez
$0.99
🔧 Utilities
(0)
5
Interpolator
Interpolator
Interpolator
by ron mooring
Free

Easily find values within tables using interpolation for two or three rows. This utility app simplifies calculations without needing a separate calculator, making it ideal for various table-based environments.

Two-row interpolationThree-row interpolationTable value lookup
🔧 Utilities
(74)
free
6
Polata
Polata
Polata
by Smitesh Bakrania
Free

This application simplifies linear interpolation and extrapolation with a minimalist interface. It displays the linear equation for your data points. Developed by Joey La Barck and updated by Kevin Meglathery.

Linear interpolationLinear extrapolationMinimalist interface
📚 Education
(3)
free
7
Pro Math solver & interpolation
Pro Math solver & interpolation
Pro Math solver & interpolation
by MOHAMAD KAMAREDDINE
$0.99
📚 Education
(0)
8
Polynomial Regression
Polynomial Regression
Polynomial Regression
Interpolation & Approximation
Free
📚 Education
(0)
9
InterCalc
InterCalc
InterCalc
by River Rock Logic
Free

This app performs linear interpolation using a set of X-Y values to define a relationship. It can calculate values based on defined points, useful for tasks like converting pressure readings to fluid volumes in containers or performing simple unit conversions.

Linear interpolation of X-Y valuesDefines arbitrary functions from data pointsCalculates fluid volume from pressure readings
🔧 Utilities
(1)
free
10
3D Interpolation
3D Interpolation
3D Interpolation
for Directional Drilling
$4.99

Calculate key directional drilling parameters like TVD, coordinates, and displacement. This tool aids drilling engineers and students in oil well directional drilling by interpolating survey data.

Calculate TVD, N/S, E/W coordinatesDetermine Horizontal DisplacementCalculate Dog-Leg Severity
🔧 Utilities
(0)
paid
11
Maple Calculator: Math Solver
Maple Calculator: Math Solver
Maple Calculator: Math Solver
Get math homework help
Free

This app provides comprehensive math homework assistance, offering step-by-step solutions for a wide range of high school and university level problems. It functions as a graphing, scientific, algebra, calculus, and integration calculator, with the ability to visualize equations in 2-D and 3-D.

Step-by-step math solutionsCamera and handwriting input2D and 3D graphing
📚 Education
(1.5K)
free with in-app purchases
12
Linear Equations Calculator
Linear Equations Calculator
Linear Equations Calculator
Solution, steps & graph
Free

This educational app solves linear equations with detailed step-by-step solutions and visual plots. It supports various input methods, including points and slopes, and saves all calculations in a history log for easy access and sharing.

Step-by-step linear equation solvingGraphical plotting of resultsCalculation history log
📚 Education
(28)
free with in-app purchases
13
Matrix Solver Step by Step
Matrix Solver Step by Step
Matrix Solver Step by Step
Linear Algebra Visual Guide
Free
$0.99 | 100% OFF

This app serves as a visual guide and calculator for linear algebra concepts. It performs various matrix calculations, explains algorithmic steps, and provides interactive geometric references and tutorials. It's designed to be understandable for users with minimal prior knowledge.

Matrix calculations and decompositionsStep-by-step algorithm explanationsInteractive geometric references
📚 Education
(62)
free
14
Vector Q by Imaengine
Vector Q by Imaengine
Vector Q by Imaengine
Vectorizer and Editor
Free
$7.99 | 100% OFF

Transform pixel images into editable vector graphics with advanced editing tools. Create custom filters for various artistic styles and manipulate paths, shapes, and text with precision. Projects are cross-platform compatible with macOS.

Raster to vector conversionCustomizable vector filtersAdvanced vector editor
📷 Photo & Video
(1.7K)
free with in-app purchases
15
Linear Algebra World
Linear Algebra World
Linear Algebra World
From start to first summit
Free

This app offers a rigorous yet accessible approach to linear algebra, combining a matrix calculator, interactive algorithm visualizer, and a structured learning path. It aims to build intuition through visual tools and a coherent system based on axioms, suitable for students and instructors.

Matrix calculatorInteractive algorithm visualizerStructured learning pathway
📚 Education
(1)
free
16
Linpack
Linpack
Linpack
by Alexey Solovyov
Free

This utility measures a system's floating-point computing power by solving dense linear equations. It reports results in millions of floating-point operations per second (MFLOP/s) and includes checks for solution accuracy and machine precision.

Measures floating-point computing powerSolves dense linear equationsReports MFLOP/s
🔧 Utilities
(5)
free
17
Graphing Calculator AR
Graphing Calculator AR
Graphing Calculator AR
by Pacific Tech
Free
$0.99 | 100% OFF

Visualize algebra and calculus with interactive 2D and 3D graphs in augmented reality. Explore complex mathematical functions, equations, and plots across various coordinate systems. Solve problems numerically, graphically, or symbolically.

Interactive 2D and 3D graphingAugmented reality visualizationSupport for various coordinate systems
📚 Education
(40)
free
18
Linear Algebra - Matrix Solver
Linear Algebra - Matrix Solver
Linear Algebra - Matrix Solver
Matrix and Vectors operations
Free
📚 Education
(0)
19
Solving Linear Equation PRO
Solving Linear Equation PRO
Solving Linear Equation PRO
With solution steps
$1.99

Solve linear equations with detailed, step-by-step solutions and visualize the results with plots. Save and access past calculations through a history function, and easily share your final answers.

Step-by-step equation solvingPlotting of resultsCalculation history
📚 Education
(22)
free
20
Equation-Solver
Equation-Solver
Equation-Solver
Simultaneous, Matrix, Linear
Free
📚 Education
(0)

FAQ about Linear Interpolation

What are the best linear interpolation apps for iPhone?
Linear Interpolation Master tops our linear interpolation apps ranking as of July 2026, with a 4.6-star average from 162 App Store ratings, and it's free to download.
Yes — 15 of the top linear interpolation apps we rank are free to download, including Linear Interpolation Master and Interpolation 1.4.
Linear Interpolation Master shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 136+ linear interpolation apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This application serves as a linear interpolation calculator specifically designed for industrial commissioning engineers. It helps in performing calculations required during field commissioning tasks.
The app features large numbers for easy readability in field environments. It also allows for the quick swapping of X and Y coordinates, enabling seamless conversion between different scales like 4-20mA to 0-100% and vice versa.

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