# Math.Brain vs SAT & ACT Prep

Math.Brain and SAT & ACT Prep both sit at 4.8 stars, but that hides the real split: 85% of SAT & ACT Prep's written reviews are positive against 50% of Math.Brain's. SAT & ACT Prep also leads on ads (none vs shown) and device support (3 vs 1). On price, rating, update cadence and in-app purchases there is nothing between them.

Both are free to download. Math.Brain sells 4 in-app purchases, starting at $12.99 per 7 days and SAT & ACT Prep sells 9 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for Math.Brain against 4.6 for SAT & ACT Prep. Both are backed by a comparable volume of ratings — 90 and 285 respectively. Written reviews are what separate them: 50% of Math.Brain's written reviews are positive against 85% of SAT & ACT Prep's.

Math.Brain ships an update every 8 days, SAT & ACT Prep weekly. Both last shipped on November 5, 2026.

## The numbers

| Metric | Math.Brain | SAT & ACT Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (90 ratings)](https://appshunter.io/ios/app/mathbrain-ai-homework-helper/id6744367490/reviews)** | [4.6 (285 ratings)](https://appshunter.io/ios/app/sat-and-act-prep-alphatest/id6744876814/reviews) |
| Number of ratings | 90 | **285** |
| Positive reviews | 50.0% of reviews | **85.2% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 8 days | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 33 MB | 275 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [COMPREHENSIVE SOLUTIONS FOR DIGITAL MARKETING AND SOFTWARE DEVELOPMENT LIMITED](https://appshunter.io/developer/6776636491) | [Yalpai Corporation Limited](https://appshunter.io/developer/1784849666) |

## What reviewers say

### Math.Brain

[App page](https://appshunter.io/ios/app/mathbrain-ai-homework-helper/id6744367490)

This AI-powered tool simplifies complex subjects like algebra and geometry with step-by-step explanations and instant answers. It adapts to your learning style, offering personalized guidance to help you study smarter and reduce homework stress.

**Highlights:** AI-powered explanations, Step-by-step problem solving, Instant answers, Personalized learning, Smart scanner, AI chat support

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Math.Brain: AI Homework Helper | $12.99 | per 7 days |
| Math.Brain: AI Homework Helper | $12.99 | per 7 days |
| Math.Brain: AI Homework Helper | $14.99 | per month |
| Math.Brain: AI Homework Helper | $15.99 | per month |


### SAT & ACT Prep

[App page](https://appshunter.io/ios/app/sat-and-act-prep-alphatest/id6744876814)

This AI-powered app offers personalized study plans and practice tests to help students improve their SAT scores. It features adaptive learning, flashcards for vocabulary, and detailed progress tracking to identify and conquer weak areas.

**Highlights:** AI-powered study plan, 5200+ adaptive practice questions, 10 mini + 6 full-length practice tests, AI tutor for personalized guidance, AI-generated vocabulary flashcards, Topic-by-topic progress tracking, Mistake analysis and learning

**Features:** Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AlphaTest Pro 1-Week | $9.99 | per 7 days |
| AlphaTest Pro Weekly | $9.99 | per 7 days |
| AlphaTest Pro 1-Month | $29.99 | per month |
| AlphaTest Pro Monthly | $29.99 | per month |
| AlphaTest Pro 6-Month | $99.99 | per 6 months |
| AlphaTest Pro 6-Month | $99.99 | per 6 months |
| AlphaTest Pro Yearly | $149.99 | per year |
| AlphaTest Pro Yearly | $149.99 | per year |
| AlphaTest Pro 12-Month | $149.99 | per year |


## Frequently asked questions

### Is Math.Brain free?

Math.Brain is free to download, with in-app purchases available.

### Is SAT & ACT Prep free?

SAT & ACT Prep is free to download, with in-app purchases available.

### Which has better reviews, Math.Brain or SAT & ACT Prep?

Math.Brain is rated higher. Math.Brain averages 4.8 out of 5 from 90 ratings, while SAT & ACT Prep averages 4.6 from 285 ratings.

### Do Math.Brain or SAT & ACT Prep have ads?

Math.Brain shows ads; SAT & ACT Prep does not.

### Which is updated more often, Math.Brain or SAT & ACT Prep?

Math.Brain ships an update every 8 days, and SAT & ACT Prep weekly. Most recently, Math.Brain was updated on November 5, 2026 and SAT & ACT Prep on November 5, 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.*