# Calculus Formulas AP vs TT Pre

The clearest difference is review sentiment: Calculus Formulas AP at 100% against TT Pre's 29%. Calculus Formulas AP also leads on rating (5.0 vs 3.3) and iOS requirement (9.0 vs 12.0). TT Pre's advantage is ads (none vs shown) and update cadence (every 2 months vs every 31 months). On price, ratings volume, 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.

Calculus Formulas AP holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 7 and 12 respectively. Written reviews point the same way: 100% of Calculus Formulas AP's written reviews are positive against 29% of TT Pre's.

Calculus Formulas AP ships an update every 31 months, TT Pre every 2 months. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Calculus Formulas AP | TT Pre |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/calculus-formulas-ap/id1231810432/reviews)** | [3.3 (12 ratings)](https://appshunter.io/ios/app/tt-pre-calculus/id1516358298/reviews) |
| Number of ratings | 7 | **12** |
| Positive reviews | **100.0% of reviews** | 28.6% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 31 months | **Every 2 months** |
| Monetization | Ad-supported | **Free** |
| Size | 54 MB | 88 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Miguel Cota](https://appshunter.io/developer/1231810431) | [Teaching Textbooks, Inc.](https://appshunter.io/developer/1516345361) |

## What reviewers say

### Calculus Formulas AP

[App page](https://appshunter.io/ios/app/calculus-formulas-ap/id1231810432)

Access essential calculus formulas offline, including trigonometry, exponential, derivative, and integral equations. This app serves as a convenient reference for homework and problem sets without needing an internet connection.

**Highlights:** Offline formula access, Trigonometry formulas, Derivative formulas, Integral formulas, Exponential formulas, Convenient reference

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Calculus Formulas AP free?

Calculus Formulas AP is free to download, with no in-app purchases.

### Is TT Pre free?

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

### Which has better reviews, Calculus Formulas AP or TT Pre?

Calculus Formulas AP is rated higher. Calculus Formulas AP averages 5.0 out of 5 from 7 ratings, while TT Pre averages 3.3 from 12 ratings.

### Do Calculus Formulas AP or TT Pre have ads?

Calculus Formulas AP shows ads; TT Pre does not.

### Which is updated more often, Calculus Formulas AP or TT Pre?

Calculus Formulas AP ships an update every 31 months, and TT Pre every 2 months. Most recently, Calculus Formulas AP was updated on October 7, 2026 and TT Pre 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.*