# NCTM Central vs Measure! Everything!

The clearest difference is rating: Measure! Everything! at 4.8 against NCTM Central's 3.0. On price, ratings volume, update cadence and ads there is nothing between them.

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

Measure! Everything! holds the better App Store score, 4.8 against 3.0. Both are backed by a comparable volume of ratings — 16 and 16 respectively.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | NCTM Central | Measure! Everything! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (16 ratings)](https://appshunter.io/ios/app/nctm-central/id1457158930/reviews) | **[4.8 (16 ratings)](https://appshunter.io/ios/app/measure-everything/id1480238670/reviews)** |
| Number of ratings | 16 | 16 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 37 MB | 560 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [National Council of Teachers of Mathematics](https://appshunter.io/developer/368205972) | [Math Talk PBC](https://appshunter.io/developer/1455254904) |

## 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


### Measure! Everything!

[App page](https://appshunter.io/ios/app/measure-everything/id1480238670)

This app uses augmented reality to make math fun for young children. Bring 3D animals and objects to life to measure your surroundings or embark on guided math adventures. It encourages hands-on learning and helps adults engage with kids about math.

**Highlights:** Augmented reality math learning, Interactive 3D animals and objects, Hands-on measurement activities, Guided math adventures, Adult-child math conversation prompts, Math exploration beyond the screen

**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 Measure! Everything! free?

Measure! Everything! is free to download, with no in-app purchases.

### Which has better reviews, NCTM Central or Measure! Everything!?

Measure! Everything! is rated higher. NCTM Central averages 3.0 out of 5 from 16 ratings, while Measure! Everything! averages 4.8 from 16 ratings.

### Do NCTM Central or Measure! Everything! have ads?

Neither NCTM Central nor Measure! Everything! shows ads.

### Which is updated more often, NCTM Central or Measure! Everything!?

NCTM Central ships an update every 2 months, and Measure! Everything! every 2 months. Most recently, NCTM Central was updated on October 24, 2026 and Measure! Everything! on October 15, 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.*