# Trigonometry Formulas vs Trig Function(Math Drills)

The clearest difference is price: Trig Function(Math Drills) at Free against Trigonometry Formulas's $0.99. Trig Function(Math Drills) also leads on update cadence (every 4 days vs every 10 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Trig Function(Math Drills) is free to download; Trigonometry Formulas costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Trigonometry Formulas ships an update every 10 months, Trig Function(Math Drills) every 4 days. The most recent releases landed on October 2, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Trigonometry Formulas | Trig Function(Math Drills) |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/trigonometry-formulas/id1477059658/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 4 days** |
| Monetization | Paid | **Free** |
| Size | 27 MB | 28 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ranjeet Kumar](https://appshunter.io/developer/1476822683) | [郷 田村](https://appshunter.io/developer/1574588679) |

## What reviewers say

### Trigonometry Formulas

[App page](https://appshunter.io/ios/app/trigonometry-formulas/id1477059658)

Access a comprehensive collection of trigonometry formulas, including ratios, functions, standard angle values, and identities. This app covers basic to advanced topics like inverse circular functions and properties of triangles, serving as a handy reference for students and enthusiasts.

**Highlights:** Trigonometric Ratios and Functions, Basic Trigonometric Formulas, Standard Angle Values, Quadrant Rules of Signs, Addition and Subtraction Formulas, Inverse Circular Functions, Properties of Triangles

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Trig Function(Math Drills)

[App page](https://appshunter.io/ios/app/trig-functionmath-drills/id1670535500)

Practice trigonometric functions offline with automated question generation and correctness judgment. Review tips and answers, and compete in Challenge Mode to improve your rank. Ideal for students needing to master trigonometry.

**Highlights:** Offline learning, Automated question generation, Correctness judgment, Tips and answers, Challenge Mode, Rank improvement

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Trigonometry Formulas free?

Trigonometry Formulas costs $0.99, with no in-app purchases.

### Is Trig Function(Math Drills) free?

Trig Function(Math Drills) is free to download, with no in-app purchases.

### Do Trigonometry Formulas or Trig Function(Math Drills) have ads?

Neither Trigonometry Formulas nor Trig Function(Math Drills) shows ads.

### Which is updated more often, Trigonometry Formulas or Trig Function(Math Drills)?

Trigonometry Formulas ships an update every 10 months, and Trig Function(Math Drills) every 4 days. Most recently, Trigonometry Formulas was updated on October 2, 2026 and Trig Function(Math Drills) on October 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*