# Dogl Calculus vs Trigonometry for Beginners

The clearest difference is review sentiment: Dogl Calculus at 75% against Trigonometry for Beginners's 0%. Dogl Calculus also leads on ads (none vs shown) and rating (4.8 vs 4.6). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Dogl Calculus sells 3 one-off in-app purchases and Trigonometry for Beginners sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Dogl Calculus holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 152 and 33 respectively. Written reviews point the same way: 75% of Dogl Calculus's written reviews are positive against 0% of Trigonometry for Beginners's.

Dogl Calculus ships an update every 2 months, Trigonometry for Beginners every 5 months. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Dogl Calculus | Trigonometry for Beginners |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (152 ratings)](https://appshunter.io/ios/app/dogl-calculus/id1554140181/reviews)** | [4.6 (33 ratings)](https://appshunter.io/ios/app/trigonometry-for-beginners/id6741252065/reviews) |
| Number of ratings | **152** | 33 |
| Positive reviews | **75.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 39 MB | 12 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dogl](https://appshunter.io/developer/1554140183) | [Aswian Editri Sutriandi](https://appshunter.io/developer/1791663083) |

## What reviewers say

### Dogl Calculus

[App page](https://appshunter.io/ios/app/dogl-calculus/id1554140181)

Master calculus with this mobile app designed by university professors. It offers bite-sized problem-solving, personalized learning paths, and hints to guide you through challenging concepts. Start with free practice problems and unlock more weekly.

**Highlights:** Bite-sized problem-solving, Personalized learning paths, Weekly free problems, Teacher's Eye™ hints, Ad-free experience, Expert-designed content

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Plan - 1 month | $4.99 | one-time |
| Unlimited Plan - 4 months | $14.99 | one-time |
| Unlimited Plan - 1 year | $24.99 | one-time |


### Trigonometry for Beginners

[App page](https://appshunter.io/ios/app/trigonometry-for-beginners/id6741252065)

Master trigonometry with interactive lessons and exercises designed for beginners. This app offers step-by-step explanations, fun challenges, and instant feedback to build your confidence from basic angles to word problems.

**Highlights:** Tailored for beginners, Interactive step-by-step lessons, Fun and challenging exercises, Instant feedback on answers, Progressive difficulty levels, Covers angles, right triangles, ratios, and word problems

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Dogl Calculus free?

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

### Is Trigonometry for Beginners free?

Trigonometry for Beginners is free to download, with in-app purchases available.

### Which has better reviews, Dogl Calculus or Trigonometry for Beginners?

Dogl Calculus is rated higher. Dogl Calculus averages 4.8 out of 5 from 152 ratings, while Trigonometry for Beginners averages 4.6 from 33 ratings.

### Do Dogl Calculus or Trigonometry for Beginners have ads?

Trigonometry for Beginners shows ads; Dogl Calculus does not.

### Which is updated more often, Dogl Calculus or Trigonometry for Beginners?

Dogl Calculus ships an update every 2 months, and Trigonometry for Beginners every 5 months. Most recently, Dogl Calculus was updated on October 27, 2026 and Trigonometry for Beginners on October 24, 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.*