# Least Squares Calculator

> Calculates graph trends using the least-squares method, providing slope and y-intercept. (iPhone/iPad app by Hiroki Kijima.)

- Source: https://appshunter.io/ios/app/least-squares-calculator/id1326808572 (this page in markdown: same URL + `.md`)
- Developer: [Hiroki Kijima](https://appshunter.io/developer/1326808571)
- Category: Productivity, Education
- Price: Free
- Age rating: 4+
- Requires: iOS 11.1 · 14 MB
- Languages: American English
- Released: 2017-12-19
- Data updated: 2026-09-08
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/least-squares-calculator/id1326808572/reviews.md

## What is Least Squares Calculator?

The least-squares method is a calculation to figure out the trend of the graph. This app allows you to calculate the equation faster than ever before!

The only thing user has to do is input x and y values. The value of slope and y-intercept will automatically be calculated when you input (x, y) values of the graph. It is the fast and efficient calculator for incredibly niche calculation!​

This tool is must have for university students​ and researchers.

## Key features

- Least-squares method calculation
- Automatic slope and y-intercept calculation
- Input x and y values
- Fast and efficient analysis
- Trend identification for graphs

## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/least-squares-calculator/id1326808572/reviews.md

### 5/5 — 3150

*2020-10-27*

このアプリしか勝たん

### 5/5 — 素晴らしい

*2020-05-25*

すばらすばらですわ

### 5/5 — 神

*2018-05-08*

現存の最小二乗法アプリの中で群を抜いて使いやすい。
レポート書く時に重宝しています。

## Frequently asked questions about Least Squares Calculator

### What is the Least Squares Calculator used for?

The Least Squares Calculator is used to determine the trend of a graph by calculating the equation of the line of best fit using the least-squares method. It automatically provides the slope and y-intercept once x and y values are inputted.

### How do I use the Least Squares Calculator?

To use the Least Squares Calculator, you simply need to input your corresponding x and y values for the data points on your graph. The app will then automatically compute and display the slope and y-intercept of the trend line.

### Is the Least Squares Calculator free to use?

Yes, the Least Squares Calculator is available for free. It does not require any payment to download or use its core functionalities.

### What devices is the Least Squares Calculator compatible with?

The Least Squares Calculator is compatible with iPhones and iPods. It is designed for iOS devices.

### How often is the Least Squares Calculator updated?

The Least Squares Calculator was last updated on May 12, 2018, with version 2.3. The initial release date was December 19, 2017.

### Does the Least Squares Calculator have ads?

No, the Least Squares Calculator does not contain advertisements. It is an ad-free application.

### What is the age rating for the Least Squares Calculator?

The Least Squares Calculator has an age rating of 4+. This indicates it is suitable for users of all ages.

### Can the Least Squares Calculator export data?

The provided description does not mention any data export functionalities for the Least Squares Calculator. Its primary function is calculation and display of results.

## Version history (last 5 releases)

### 2.3 — 2018-05-12

This app has been updated by Apple to display the Apple Watch app icon.

v2.3 latest features
- Bug fixes

### 2.2 — 2018-05-11

v2.2 features
-layout changes
-implementation of banner ad

### 2.1 — 2018-04-26

v2.1 features
- Bug Fixes
- Graph size adjustments

### 2.0 — 2018-04-25

v2.0 Version Info
The graphing feature is finally here!!!
・Graphing Feature
・Bug fixes

### 1.0 — 2017-12-19

No release notes.

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## More apps by Hiroki Kijima

- [Air Log](https://appshunter.io/ios/app/air-log/id1360304602)
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- [sit-Ups](https://appshunter.io/ios/app/sit-ups/id1473137592)
- [Speedometer for Cyclist](https://appshunter.io/ios/app/speedometer-for-cyclist/id1527732648)
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All apps by Hiroki Kijima: https://appshunter.io/developer/1326808571

## Related topics

[hiroki kijima](https://appshunter.io/ios/topics/hiroki-kijima) · [linear regression equation](https://appshunter.io/ios/topics/linear-regression-equation)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-08.*