This utility calculates linear or quadratic interpolations. It provides a straightforward tool for mathematical estimations based on given data points.
Interpolation 1.4 by ZOFTERM


186+ iOS apps curated and reviewed
Finding the right zofterm apps can be overwhelming with so many options. We've analyzed 186+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 3.5★ (6) | No | No | May 2026 | |
| 2 | Free | — | No | No | May 2026 | |
| 3 | Free | 4.9★ (243K) | Yes | No | Jul 2026 | |
| 4 | Free | 4.6★ (9.6K) | Yes | Yes | Jul 2026 | |
| 5 | Free | 4.5★ (126K) | Yes | Yes | Jul 2026 | |
| 6 | Free | 4.9★ (404K) | Yes | No | Jul 2026 | |
| 7 | Free | 4.5★ (7.5K) | No | Yes | Jul 2026 | |
| 8 | Free | 4.7★ (60K) | No | No | Jul 2026 |


This utility calculates linear or quadratic interpolations. It provides a straightforward tool for mathematical estimations based on given data points.




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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.


This app offers both basic and advanced scientific calculations with an intuitive interface designed for tablets and phones. It includes features like currency conversion, calculation history, and the ability to share results. An optional premium membership removes ads and provides enhanced support.


This utility app offers a clean and intuitive interface for performing calculations. It prioritizes a user-friendly design with large buttons and a clear display for quick and efficient use.


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This app offers a versatile calculator with three distinct modes: Basic, Scientific, and Programmer. It provides a history view, sharing capabilities, and supports various input and output formats. The app is designed for iPhone, iPad, and iPod Touch.


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This comprehensive mortgage toolkit helps users make informed home buying decisions. It offers multiple calculators for payments, affordability, refinancing, and closing costs, along with tools to visualize rate trends and compare renting versus buying.


A powerful and beautifully designed calculator app that offers advanced scientific functions, automatic bracket handling, and a unique no-equals button interface. It integrates seamlessly with iOS features like widgets and keyboards for calculations anywhere.