# NCTM Central vs Goblins Math

The clearest difference is review sentiment: Goblins Math at 60% against NCTM Central's 0%. Goblins Math also leads on rating (4.3 vs 3.0) and update cadence (every 6 days vs every 2 months). NCTM Central's advantage is iOS requirement (13.0 vs 16.4). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Goblins Math holds the better App Store score, 4.3 against 3.0. Both are backed by a comparable volume of ratings — 16 and 6 respectively. Written reviews point the same way: 0% of NCTM Central's written reviews are positive against 60% of Goblins Math's.

NCTM Central ships an update every 2 months, Goblins Math every 6 days. The most recent releases landed on September 27, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | NCTM Central | Goblins Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (16 ratings)](https://appshunter.io/ios/app/nctm-central/id1457158930/reviews) | **[4.3 (6 ratings)](https://appshunter.io/ios/app/goblins-math/id6477550434/reviews)** |
| Number of ratings | **16** | 6 |
| Positive reviews | 0.0% of reviews | **60.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 days** |
| Monetization | Free | Free |
| Size | 37 MB | 55 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [National Council of Teachers of Mathematics](https://appshunter.io/developer/368205972) | [Aha Moments, Inc.](https://appshunter.io/developer/1729681901) |

## What reviewers say

### NCTM Central

[App page](https://appshunter.io/ios/app/nctm-central/id1457158930)

This app provides math educators with resources and information for professional development. Access details on conferences, connect with peers, and manage event schedules. It supports high-quality mathematics teaching and learning for all students.

**Highlights:** Conference and event information, Speaker and exhibitor details, In-app messaging for attendees, Session reminders and alerts, Note-taking for event sessions, Social media integration

**Features:** macOS Compatibility

**In-app purchases:** none


### Goblins Math

[App page](https://appshunter.io/ios/app/goblins-math/id6477550434)

Engage with a futuristic math learning experience designed to make arithmetic fun and accessible. This app offers a unique approach to mastering numbers through interactive challenges.

**Highlights:** Futuristic math learning interface, Interactive arithmetic challenges, Engaging number mastery, Accessible for young learners, Designed for iPhone and iPad

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NCTM Central free?

NCTM Central is free to download, with no in-app purchases.

### Is Goblins Math free?

Goblins Math is free to download, with no in-app purchases.

### Which has better reviews, NCTM Central or Goblins Math?

Goblins Math is rated higher. NCTM Central averages 3.0 out of 5 from 16 ratings, while Goblins Math averages 4.3 from 6 ratings.

### Do NCTM Central or Goblins Math have ads?

Neither NCTM Central nor Goblins Math shows ads.

### Which is updated more often, NCTM Central or Goblins Math?

NCTM Central ships an update every 2 months, and Goblins Math every 6 days. Most recently, NCTM Central was updated on September 27, 2026 and Goblins Math on September 28, 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.*