# Sines

> Sines (iPhone/iPad app by Pretty-Function.)

- Source: https://appshunter.io/ios/app/sines/id891973215 (this page in markdown: same URL + `.md`)
- Developer: [Pretty-Function](https://appshunter.io/developer/521121080)
- Category: Education, Books
- Price: $1.99
- Age rating: 4+
- Requires: iOS 18.0 · 3 MB
- Languages: American English
- Released: 2014-06-29
- Data updated: 2026-05-19
- User reviews in markdown: https://appshunter.io/ios/app/sines/id891973215/reviews.md

## What is Sines?

Explore sines and cosines and Euler's Identity, all on the unit circle.

Learn all about sine and cosine functions, presented in a unified way on the unit circle. 

Learn how to derive complex trigonometric identities by using the complex exponential function and Euler's Identity.


## Version history (last 5 releases)

### 2.2 — 2025-04-24

Build for iOS 18

### 2.1 — 2022-01-24

Build for iOS 15.0

### 2.0 — 2020-05-20

Redesigned user interface and help files.

### 1.3 — 2019-03-19

Build for iOS 12.1

### 1.2 — 2017-09-08

Build for iOS 10.3

## More apps by Pretty-Function

- [NumbersJam](https://appshunter.io/ios/app/numbersjam/id521121077)
- [Lexical](https://appshunter.io/ios/app/lexical/id563417595)
- [NCode](https://appshunter.io/ios/app/ncode/id1280276914)
- [RCalc](https://appshunter.io/ios/app/rcalc/id1380702021)

All apps by Pretty-Function: https://appshunter.io/developer/521121080

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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 2026-05-19.*