# Trigonometry Formulas vs Calculus

The clearest difference is review sentiment: Trigonometry Formulas at 100% against Calculus's 33%. Trigonometry Formulas also leads on rating (5.0 vs 3.5) and in-app purchases (none vs 13). Calculus's advantage is price (Free vs $0.99). On ratings volume, update cadence, ads and device support there is nothing between them.

Calculus is free to download; Trigonometry Formulas costs $0.99 up front. Calculus sells 13 one-off in-app purchases. Trigonometry Formulas asks for nothing beyond the download.

Trigonometry Formulas holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews point the same way: 100% of Trigonometry Formulas's written reviews are positive against 33% of Calculus's.

Trigonometry Formulas ships an update every 10 months, Calculus every 16 months. The most recent releases landed on August 19, 2026 and July 19, 2026 respectively.

## The numbers

| Metric | Trigonometry Formulas | Calculus |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/trigonometry-formulas/id1477059658/reviews)** | [3.5 (4 ratings)](https://appshunter.io/ios/app/calculus-pro/id1638196645/reviews) |
| Number of ratings | 2 | **4** |
| Positive reviews | **100.0% of reviews** | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 months** | Every 16 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 27 MB | 40 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ranjeet Kumar](https://appshunter.io/developer/1476822683) | [Richard Ssenyonjo](https://appshunter.io/developer/1528776742) |

## 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


### Calculus

[App page](https://appshunter.io/ios/app/calculus-pro/id1638196645)

Learn calculus comprehensively through 10 chapters and reinforce your understanding with an interactive quiz game. This app caters to both beginners and advanced learners, offering hints and challenging problems. Enjoy a clear, adaptable interface with font size adjustments and light/dark mode support.

**Highlights:** 10-chapter calculus curriculum, Interactive calculus quiz game, Beginner to advanced learning paths, Adjustable font size, Light and dark mode support, Covers differentiation, integration, and differential equations

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get 1,000 Coins | $0.99 | one-time |
| Get 5,000 Coins | $1.99 | one-time |
| Get 10,000 Coins | $2.99 | one-time |
| Unlock Calculus 1 | $2.99 | one-time |
| Unlock Calculus 2 | $2.99 | one-time |
| Unlock Calculus 3 | $2.99 | one-time |
| Unlock Chapter 5 | $2.99 | one-time |
| Unlock Calculus 8 | $2.99 | one-time |
| Unlock Calculus 9 | $2.99 | one-time |
| Unlock Calculus 4 | $2.99 | one-time |
| Unlock Calculus 6 | $2.99 | one-time |
| Unlock Calculus 7 | $2.99 | one-time |
| Unlock Calculus 10 | $2.99 | one-time |


## Frequently asked questions

### Is Trigonometry Formulas free?

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

### Is Calculus free?

Calculus is free to download, with in-app purchases available.

### Which has better reviews, Trigonometry Formulas or Calculus?

Trigonometry Formulas is rated higher. Trigonometry Formulas averages 5.0 out of 5 from 2 ratings, while Calculus averages 3.5 from 4 ratings.

### Do Trigonometry Formulas or Calculus have ads?

Neither Trigonometry Formulas nor Calculus shows ads.

### Which is updated more often, Trigonometry Formulas or Calculus?

Trigonometry Formulas ships an update every 10 months, and Calculus every 16 months. Most recently, Trigonometry Formulas was updated on August 19, 2026 and Calculus on July 19, 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.*