# PowerMath vs Central Islip School District

The clearest difference is rating: PowerMath at 3.9 against Central Islip School District's 3.0. PowerMath also leads on update cadence (every 3 weeks vs every 5 months) and review sentiment (20% vs 0%). Central Islip School District's advantage is in-app purchases (none vs 8) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. PowerMath sells 8 in-app purchases, starting at $1.99 per month. Central Islip School District asks for nothing beyond the download.

PowerMath holds the better App Store score, 3.9 against 3.0. That said, the two scores are not equally well evidenced: PowerMath has 186 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 20% of PowerMath's written reviews are positive against 0% of Central Islip School District's.

PowerMath ships an update every 3 weeks, Central Islip School District every 5 months. The most recent releases landed on October 18, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | PowerMath | Central Islip School District |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (186 ratings)](https://appshunter.io/ios/app/powermath-k-12-math-learning/id6446933510/reviews)** | [3.0 (8 ratings)](https://appshunter.io/ios/app/central-islip-school-district/id6484319069/reviews) |
| Number of ratings | **186** | 8 |
| Positive reviews | **20.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 266 MB | 43 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [nguyen thanh](https://appshunter.io/developer/1481436893) | [Central Islip Union Free School District](https://appshunter.io/developer/1532050745) |

## What reviewers say

### PowerMath

[App page](https://appshunter.io/ios/app/powermath-k-12-math-learning/id6446933510)

This app offers interactive math practice for students in grades 1-12, covering a wide range of topics from arithmetic to calculus. It provides step-by-step solutions, engaging quizzes, and AI-powered tools to help users improve their math skills and prepare for exams.

**Highlights:** Comprehensive K-12 math curriculum, Step-by-step problem solutions, Interactive math quizzes and games, AI-powered math solver, Graphing and fraction calculators, Personalized learning exercises

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DeltaMath Premium Monthly Plan | $1.99 | per month |
| Three Months VIP | $1.99 | per 3 months |
| One Month VIP | $4.99 | per month |
| DeltaMathPremium HalfYear Plan | $5.99 | per 6 months |
| DeltaMath Premium Annual Plan | $9.99 | per year |
| Six Months VIP | $24.99 | per 6 months |
| 1 Year VIP | $49.99 | per year |
| No ads Pack | $14.99 | one-time |


### Central Islip School District

[App page](https://appshunter.io/ios/app/central-islip-school-district/id6484319069)

This app centralizes essential information for parents, students, and faculty, including news, announcements, documents, and calendar events. It allows users to easily access contact information and stay updated on community happenings.

**Highlights:** News and announcements, Photo and document access, Calendar events, Constituent directory, Content filtering, Direct email contact

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PowerMath free?

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

### Is Central Islip School District free?

Central Islip School District is free to download, with no in-app purchases.

### Which has better reviews, PowerMath or Central Islip School District?

PowerMath is rated higher. PowerMath averages 3.9 out of 5 from 186 ratings, while Central Islip School District averages 3.0 from 8 ratings.

### Do PowerMath or Central Islip School District have ads?

PowerMath shows ads; Central Islip School District does not.

### Which is updated more often, PowerMath or Central Islip School District?

PowerMath ships an update every 3 weeks, and Central Islip School District every 5 months. Most recently, PowerMath was updated on October 18, 2026 and Central Islip School District on September 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.*