# Mathemagics vs Keystone Alg I Practice Tests

The clearest difference is rating: Mathemagics at 4.7 against Keystone Alg I Practice Tests's 2.0. Mathemagics also leads on ratings volume (79 vs 7). Keystone Alg I Practice Tests's advantage is update cadence (every 2 months vs every 5 months) and price ($0.99 vs $2.99). On review sentiment, ads, in-app purchases and monetization model there is nothing between them.

Mathemagics costs $2.99 and Keystone Alg I Practice Tests $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Mathemagics holds the better App Store score, 4.7 against 2.0. That said, the two scores are not equally well evidenced: Mathemagics has 79 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 86% of Mathemagics's written reviews are positive against 80% of Keystone Alg I Practice Tests's.

Mathemagics ships an update every 5 months, Keystone Alg I Practice Tests every 2 months. The most recent releases landed on October 15, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Mathemagics | Keystone Alg I Practice Tests |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | **[4.7 (79 ratings)](https://appshunter.io/ios/app/mathemagics-algebra-practice/id500955086/reviews)** | [2.0 (7 ratings)](https://appshunter.io/ios/app/keystone-alg-i-practice-tests/id795334519/reviews) |
| Number of ratings | **79** | 7 |
| Positive reviews | **85.6% of reviews** | 80.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Paid | Paid |
| Size | 29 MB | 27 MB |
| Requires iOS | 12.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Blue Lightning Labs](https://appshunter.io/developer/306586850) | [iPREPpress LLC](https://appshunter.io/developer/390888386) |

## What reviewers say

### Mathemagics

[App page](https://appshunter.io/ios/app/mathemagics-algebra-practice/id500955086)

Master algebra with rare, lightning-fast calculation techniques. Learn through animated lessons and practice with endless, randomly generated problems. Prepare for standardized tests and improve mental math skills.

**Highlights:** Learn rare algebra techniques, Animated step-by-step lessons, Practice with random questions, Gain achievements, Improve calculation speed, Test preparation for SAT, ACT, GRE, GMAT

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

**In-app purchases:** none

**What reviewers like**

- 🧠 Effective mental math tricks and shortcuts
- 📚 Clear, easy-to-follow step-by-step lessons
- ⚡ Helps improve calculation speed significantly
- 🎓 Great for test prep (GMAT, SAT, MCAT)
- 🎮 Fun and engaging learning experience

**What reviewers complain about**

- 🔤 Font too small and hard to read
- 🎨 Poor color contrast (light grey on grid paper)
- 🐛 Crashes on older devices (iPhone 4S)
- ⚠️ Limited content - only about 10 tricks
- 📖 Not suitable for complete beginners

**Reported bugs**

- App crashes on iPhone 4S after update
- Lesson steps disappear after updates
- Lessons fail to load or load incompletely
- Incorrect answers in practice problems (10% and 1% calculations)
- Wrong answer choices for basic calculations

**Requested features**

- Explanations of why tricks work mathematically
- More advanced equation types and variations
- Scrap paper or writing area for practice problems
- Ability to input custom numbers for real-life practice
- iCloud sync across devices


### Keystone Alg I Practice Tests

[App page](https://appshunter.io/ios/app/keystone-alg-i-practice-tests/id795334519)

Prepare for your Algebra I exam with realistic practice tests. This app offers 120 multiple-choice questions across two tests, complete solutions, and helpful tools like a calculator and formula sheet to boost your confidence.

**Highlights:** 120 multiple-choice questions, Two practice tests with modules, Complete solutions provided, Formula sheet and calculator, Question navigator and flagging, Scoring with estimated Keystone score, Optional timer for time management

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mathemagics free?

Mathemagics costs $2.99, with no in-app purchases.

### Is Keystone Alg I Practice Tests free?

Keystone Alg I Practice Tests costs $0.99, with no in-app purchases.

### Which has better reviews, Mathemagics or Keystone Alg I Practice Tests?

Mathemagics is rated higher. Mathemagics averages 4.7 out of 5 from 79 ratings, while Keystone Alg I Practice Tests averages 2.0 from 7 ratings.

### Do Mathemagics or Keystone Alg I Practice Tests have ads?

Neither Mathemagics nor Keystone Alg I Practice Tests shows ads.

### Which is updated more often, Mathemagics or Keystone Alg I Practice Tests?

Mathemagics ships an update every 5 months, and Keystone Alg I Practice Tests every 2 months. Most recently, Mathemagics was updated on October 15, 2026 and Keystone Alg I Practice Tests on October 12, 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.*