# Number Frames, by MLC vs 6th Grade Math

The clearest difference is rating: Number Frames, by MLC at 4.0 against 6th Grade Math's 3.3. Number Frames, by MLC also leads on in-app purchases (none vs 1) and review sentiment (89% vs 67%). 6th Grade Math's advantage is update cadence (every 4 months vs every 13 months) and device support (3 vs 1). On price, ratings volume, ads and iOS requirement there is nothing between them.

Both are free to download. 6th Grade Math sells 1 in-app purchase, starting at $4.99 per month. Number Frames, by MLC asks for nothing beyond the download.

Number Frames, by MLC holds the better App Store score, 4.0 against 3.3. Both are backed by a comparable volume of ratings — 7 and 3 respectively. Written reviews point the same way: 89% of Number Frames, by MLC's written reviews are positive against 67% of 6th Grade Math's.

Number Frames, by MLC ships an update every 13 months, 6th Grade Math every 4 months. The most recent releases landed on September 16, 2026 and July 21, 2026 respectively.

## The numbers

| Metric | Number Frames, by MLC | 6th Grade Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (7 ratings)](https://appshunter.io/ios/app/number-frames-by-mlc/id873198123/reviews)** | [3.3 (3 ratings)](https://appshunter.io/ios/app/6th-grade-math-math-galaxy/id943497444/reviews) |
| Number of ratings | **7** | 3 |
| Positive reviews | **88.9% of reviews** | 66.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 4 months** |
| Monetization | **Free** | Paid |
| Size | 12 MB | 391 MB |
| Requires iOS | 15.4 | **15.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [The Math Learning Center](https://appshunter.io/developer/1542700905) | [Gilbert Reilly](https://appshunter.io/developer/500490521) |

## What reviewers say

### Number Frames, by MLC

[App page](https://appshunter.io/ios/app/number-frames-by-mlc/id873198123)

This app provides virtual number frames to help elementary students visualize and manipulate numbers up to one hundred. It supports counting, comparing, and computing, aiding the transition from one-by-one counting to more efficient strategies. Custom frames can be created for advanced visualization of factors and fractions.

**Highlights:** Standard and custom number frames, Variety of counters and colors, 5s grid for grouping emphasis, Resizable covers for problem modeling, Drawing and annotation tools, Math text and writing tools, Shareable work via image or code

**Features:** macOS Compatibility

**In-app purchases:** none


### 6th Grade Math

[App page](https://appshunter.io/ios/app/6th-grade-math-math-galaxy/id943497444)

This app provides a comprehensive review and practice of essential math skills for sixth graders. It covers all Common Core standards with unlimited practice problems, interactive illustrations, and engaging games. Earn rewards and track progress with shareable score summaries.

**Highlights:** Covers all Common Core math standards for 6th grade, Unlimited practice problems with random number generation, Illustrations to reinforce concepts, Earn robots for maze and side-scrolling games, Emailable certificates and score summaries, Bite-sized concept presentation

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6th Grade Math - Math Galaxy | $4.99 | per month |


## Frequently asked questions

### Is Number Frames, by MLC free?

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

### Is 6th Grade Math free?

6th Grade Math is free to download, with in-app purchases available.

### Which has better reviews, Number Frames, by MLC or 6th Grade Math?

Number Frames, by MLC is rated higher. Number Frames, by MLC averages 4.0 out of 5 from 7 ratings, while 6th Grade Math averages 3.3 from 3 ratings.

### Do Number Frames, by MLC or 6th Grade Math have ads?

Neither Number Frames, by MLC nor 6th Grade Math shows ads.

### Which is updated more often, Number Frames, by MLC or 6th Grade Math?

Number Frames, by MLC ships an update every 13 months, and 6th Grade Math every 4 months. Most recently, Number Frames, by MLC was updated on September 16, 2026 and 6th Grade Math on July 21, 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.*