# MAP Reading Fluency Testing vs Number Rack, by MLC

The clearest difference is update cadence: MAP Reading Fluency Testing at every 4 months against Number Rack, by MLC's every 25 months. MAP Reading Fluency Testing also leads on ratings volume (30 vs 9). Number Rack, by MLC's advantage is rating (3.2 vs 3.0) and iOS requirement (14.7 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Number Rack, by MLC holds the better App Store score, 3.2 against 3.0. Both are backed by a comparable volume of ratings — 30 and 9 respectively.

MAP Reading Fluency Testing ships an update every 4 months, Number Rack, by MLC every 25 months. The most recent releases landed on September 10, 2026 and June 24, 2026 respectively.

## The numbers

| Metric | MAP Reading Fluency Testing | Number Rack, by MLC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (30 ratings)](https://appshunter.io/ios/app/map-reading-fluency-testing/id1326709796/reviews) | **[3.2 (9 ratings)](https://appshunter.io/ios/app/number-rack-by-mlc/id1469094747/reviews)** |
| Number of ratings | **30** | 9 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 25 months |
| Monetization | Free | Free |
| Size | 276 MB | 4 MB |
| Requires iOS | 17.0 | **14.7** |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [NWEA](https://appshunter.io/developer/1087546324) | [The Math Learning Center](https://appshunter.io/developer/1542700905) |

## What reviewers say

### MAP Reading Fluency Testing

[App page](https://appshunter.io/ios/app/map-reading-fluency-testing/id1326709796)

This application enables K-5 students to take reading fluency assessments on an iPad. It measures oral reading fluency, foundational skills, and reading comprehension in a single, adaptive test. Teachers benefit from quick, automatic scoring and group testing capabilities.

**Highlights:** Oral reading fluency assessment, Foundational skills measurement, Reading comprehension testing, Adaptive assessment, Automatic scoring, Group testing

**Features:** Vision Pro support

**In-app purchases:** none


### Number Rack, by MLC

[App page](https://appshunter.io/ios/app/number-rack-by-mlc/id1469094747)

This virtual manipulative tool helps children develop number sense through interactive bead groupings. It supports exploration of addition and subtraction strategies with customizable rows and colors. Ideal for elementary classrooms, it includes annotation and sharing features.

**Highlights:** 1-10 rows of 10 beads, Resizable bead covers for subtraction, Color-coded bead rows, Annotation and drawing tools, Math text and writing tools, Shareable work via image or code

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MAP Reading Fluency Testing free?

MAP Reading Fluency Testing is free to download, with no in-app purchases.

### Is Number Rack, by MLC free?

Number Rack, by MLC is free to download, with no in-app purchases.

### Which has better reviews, MAP Reading Fluency Testing or Number Rack, by MLC?

Number Rack, by MLC is rated higher. MAP Reading Fluency Testing averages 3.0 out of 5 from 30 ratings, while Number Rack, by MLC averages 3.2 from 9 ratings.

### Do MAP Reading Fluency Testing or Number Rack, by MLC have ads?

Neither MAP Reading Fluency Testing nor Number Rack, by MLC shows ads.

### Which is updated more often, MAP Reading Fluency Testing or Number Rack, by MLC?

MAP Reading Fluency Testing ships an update every 4 months, and Number Rack, by MLC every 25 months. Most recently, MAP Reading Fluency Testing was updated on September 10, 2026 and Number Rack, by MLC on June 24, 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.*