# AP Calculus AB Exam Study Prep vs G20 ThinQ

The clearest difference is ads: G20 ThinQ at none against AP Calculus AB Exam Study Prep's shown. G20 ThinQ also leads on update cadence (every 4 days vs every 5 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

AP Calculus AB Exam Study Prep ships an update every 5 months, G20 ThinQ every 4 days. The most recent releases landed on September 18, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | AP Calculus AB Exam Study Prep | G20 ThinQ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/ap-calculus-ab-exam-study-prep/id1645116125/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 4 days** |
| Monetization | Ad-supported | — |
| Size | 8 MB | 54 MB |
| Requires iOS | 13.0 | **12.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Golden Mind Services LTD](https://appshunter.io/developer/417614614) | [NOETIC LABS PRIVATE LIMITED](https://appshunter.io/developer/1633787308) |

## What reviewers say

### 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


### G20 ThinQ

[App page](https://appshunter.io/ios/app/g20-thinq/id6470706997)

**In-app purchases:** none


## Frequently asked questions

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

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

### Is G20 ThinQ free?

G20 ThinQ is free to download, with no in-app purchases.

### Do AP Calculus AB Exam Study Prep or G20 ThinQ have ads?

AP Calculus AB Exam Study Prep shows ads; G20 ThinQ does not.

### Which is updated more often, AP Calculus AB Exam Study Prep or G20 ThinQ?

AP Calculus AB Exam Study Prep ships an update every 5 months, and G20 ThinQ every 4 days. Most recently, AP Calculus AB Exam Study Prep was updated on September 18, 2026 and G20 ThinQ on May 16, 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.*