# I Aced Calculus AP Prep vs Trigonometry for Beginners

I Aced Calculus AP Prep and Trigonometry for Beginners both sit at 4.6 stars, but that hides the real split: 88% of I Aced Calculus AP Prep's written reviews are positive against 0% of Trigonometry for Beginners's. I Aced Calculus AP Prep also leads on ads (none vs shown) and update cadence (every 2 weeks vs every 5 months). On price, rating, in-app purchases and monetization model there is nothing between them.

Both are free to download. I Aced Calculus AP Prep sells 3 in-app purchases, starting at $7.99 per month and Trigonometry for Beginners sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for I Aced Calculus AP Prep against 4.7 for Trigonometry for Beginners. Both are backed by a comparable volume of ratings — 30 and 10 respectively. Written reviews are what separate them: 88% of I Aced Calculus AP Prep's written reviews are positive against 0% of Trigonometry for Beginners's.

I Aced Calculus AP Prep ships an update every 2 weeks, Trigonometry for Beginners every 5 months. The most recent releases landed on October 22, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | I Aced Calculus AP Prep | Trigonometry for Beginners |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (30 ratings)](https://appshunter.io/ios/app/i-aced-calculus-ap-prep/id1666694535/reviews) | **[4.7 (10 ratings)](https://appshunter.io/ios/app/trigonometry-for-beginners/id6741252065/reviews)** |
| Number of ratings | **30** | 10 |
| Positive reviews | **87.5% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 5 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 64 MB | 12 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [I Aced Calculus, LLC](https://appshunter.io/developer/1666694957) | [Aswian Editri Sutriandi](https://appshunter.io/developer/1791663083) |

## What reviewers say

### I Aced Calculus AP Prep

[App page](https://appshunter.io/ios/app/i-aced-calculus-ap-prep/id1666694535)

Master single-variable calculus with this comprehensive study companion. It offers flashcards, practice questions, video explanations, and AI assistance to prepare for AP exams or college courses. Study modes and difficulty levels cater to all learners.

**Highlights:** 400+ Smart Flashcards, 1200+ Practice Questions, Video Explanations, AI Assistance, Spaced Repetition Study Mode, Calculator Tips

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Monthly | $7.99 | per month |
| Premium - 3 Months | $19.99 | per 3 months |
| Premium - Annual | $35.99 | per year |


### 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 I Aced Calculus AP Prep free?

I Aced Calculus AP Prep 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, I Aced Calculus AP Prep or Trigonometry for Beginners?

Trigonometry for Beginners is rated higher. I Aced Calculus AP Prep averages 4.6 out of 5 from 30 ratings, while Trigonometry for Beginners averages 4.7 from 10 ratings.

### Do I Aced Calculus AP Prep or Trigonometry for Beginners have ads?

Trigonometry for Beginners shows ads; I Aced Calculus AP Prep does not.

### Which is updated more often, I Aced Calculus AP Prep or Trigonometry for Beginners?

I Aced Calculus AP Prep ships an update every 2 weeks, and Trigonometry for Beginners every 5 months. Most recently, I Aced Calculus AP Prep was updated on October 22, 2026 and Trigonometry for Beginners on October 9, 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.*