# Asap Calculus vs Trigonometry(Math Drills)

The clearest difference is in-app purchases: Trigonometry(Math Drills) at none against Asap Calculus's 1. Trigonometry(Math Drills) also leads on update cadence (monthly vs every 3 months) and iOS requirement (12.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Asap Calculus sells 1 one-off in-app purchase. Trigonometry(Math Drills) asks for nothing beyond the download.

Asap Calculus ships an update every 3 months, Trigonometry(Math Drills) monthly. The most recent releases landed on September 13, 2026 and August 4, 2026 respectively.

## The numbers

| Metric | Asap Calculus | Trigonometry(Math Drills) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (87 ratings)](https://appshunter.io/ios/app/asap-calculus/id1271201984/reviews)** | — |
| Number of ratings | **87** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 18 MB | 28 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mohammed Hassan Aljanahi](https://appshunter.io/developer/1219637605) | [郷 田村](https://appshunter.io/developer/1574588679) |

## What reviewers say

### Asap Calculus

[App page](https://appshunter.io/ios/app/asap-calculus/id1271201984)

Learn calculus concepts and problem-solving techniques rapidly. This app offers shortcuts to tackle difficult problems instantly, covering both college-level and AP Calculus curricula.

**Highlights:** Learn calculus quickly and efficiently, Discover problem-solving shortcuts, Solve hard problems instantly, Covers college and AP Calculus

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access | $0.99 | one-time |


### Trigonometry(Math Drills)

[App page](https://appshunter.io/ios/app/trigonometrymath-drills/id1623896351)

Master trigonometry concepts offline with this educational app. It covers essential topics like the Pythagorean theorem, right triangles, special angles, and shape measurements. Challenge yourself to improve your rank and test your knowledge.

**Highlights:** Offline learning, Pythagorean theorem, Right triangle trigonometry, Coordinate trigonometry, Special angles, Shape measurements, Challenge Mode for ranking

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Asap Calculus free?

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

### Is Trigonometry(Math Drills) free?

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

### Do Asap Calculus or Trigonometry(Math Drills) have ads?

Neither Asap Calculus nor Trigonometry(Math Drills) shows ads.

### Which is updated more often, Asap Calculus or Trigonometry(Math Drills)?

Asap Calculus ships an update every 3 months, and Trigonometry(Math Drills) monthly. Most recently, Asap Calculus was updated on September 13, 2026 and Trigonometry(Math Drills) on August 4, 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.*