# TT Pre vs AP Calculus AB Exam Study Prep

The clearest difference is ads: TT Pre at none against AP Calculus AB Exam Study Prep's shown. TT Pre also leads on update cadence (every 2 months vs every 5 months) and monetization model (free vs ad-supported). AP Calculus AB Exam Study Prep's advantage is review sentiment (50% vs 29%). On price, rating, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 3.3 for TT Pre against 3.3 for AP Calculus AB Exam Study Prep. Both are backed by a comparable volume of ratings — 12 and 3 respectively. Written reviews are what separate them: 29% of TT Pre's written reviews are positive against 50% of AP Calculus AB Exam Study Prep's.

TT Pre ships an update every 2 months, AP Calculus AB Exam Study Prep every 5 months. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | TT Pre | AP Calculus AB Exam Study Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (12 ratings)](https://appshunter.io/ios/app/tt-pre-calculus/id1516358298/reviews) | **[3.3 (3 ratings)](https://appshunter.io/ios/app/ap-calculus-ab-exam-study-prep/id1645116125/reviews)** |
| Number of ratings | **12** | 3 |
| Positive reviews | 28.6% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | **Free** | Ad-supported |
| Size | 88 MB | 8 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Teaching Textbooks, Inc.](https://appshunter.io/developer/1516345361) | [Golden Mind Services LTD](https://appshunter.io/developer/417614614) |

## What reviewers say

### TT Pre

[App page](https://appshunter.io/ios/app/tt-pre-calculus/id1516358298)

This educational app provides comprehensive pre-calculus lessons and practice problems. It features audiovisual lectures, automated grading, and step-by-step explanations to help students learn independently. Parental controls allow progress tracking, and the digitized textbook is searchable.

**Highlights:** 95 audiovisual lectures, Thousands of practice problems, Automated grading and instant feedback, Step-by-step audiovisual explanations, Parental progress tracking, Digitized textbook with search

**In-app purchases:** none


### AP Calculus AB Exam Study Prep

[App page](https://appshunter.io/ios/app/ap-calculus-ab-exam-study-prep/id1645116125)

Prepare for the AP Calculus AB exam with this comprehensive practice guide. It offers over 500 questions, offline access, and progress tracking features to help you study effectively. Review answers and focus on areas needing improvement.

**Highlights:** Over 500 practice questions, Offline access, Answer review, Progress tracking, Targeted practice on incorrect answers, Customizable quizzes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TT Pre free?

TT Pre is free to download, with no in-app purchases.

### Is AP Calculus AB Exam Study Prep free?

AP Calculus AB Exam Study Prep is free to download, with no in-app purchases.

### Which has better reviews, TT Pre or AP Calculus AB Exam Study Prep?

AP Calculus AB Exam Study Prep is rated higher. TT Pre averages 3.3 out of 5 from 12 ratings, while AP Calculus AB Exam Study Prep averages 3.3 from 3 ratings.

### Do TT Pre or AP Calculus AB Exam Study Prep have ads?

AP Calculus AB Exam Study Prep shows ads; TT Pre does not.

### Which is updated more often, TT Pre or AP Calculus AB Exam Study Prep?

TT Pre ships an update every 2 months, and AP Calculus AB Exam Study Prep every 5 months. Most recently, TT Pre was updated on October 24, 2026 and AP Calculus AB Exam Study Prep on October 23, 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.*