# Pearl Diver vs Learn Math with Yobee

The clearest difference is in-app purchases: Pearl Diver at none against Learn Math with Yobee's 2. Learn Math with Yobee's advantage is update cadence (every 4 months vs every 20 months) and iOS requirement (6.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Learn Math with Yobee sells 2 one-off in-app purchases. Pearl Diver asks for nothing beyond the download.

Pearl Diver ships an update every 20 months, Learn Math with Yobee every 4 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Pearl Diver | Learn Math with Yobee |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pearl-diver-number-line-math/id337567843/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 76.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 28 MB | 321 MB |
| Requires iOS | 17.6 | **6.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [New Mexico State University Board of Regents](https://appshunter.io/developer/337567846) | [Gokhan Uysal](https://appshunter.io/developer/1056002356) |

## What reviewers say

### Pearl Diver

[App page](https://appshunter.io/ios/app/pearl-diver-number-line-math/id337567843)

Dive into the ocean to master the number line, including fractions and decimals, by collecting pearls. This educational game is designed by experts to align with Common Core standards for grades 3-8.

**Highlights:** Number line mastery, Fractions and decimals, Common Core alignment, Progress tracking, Educational game design

**Features:** macOS Compatibility

**In-app purchases:** none


### Learn Math with Yobee

[App page](https://appshunter.io/ios/app/learn-math-with-yobee/id1146730491)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Addition-Subtraction Exercises | $0.99 | one-time |
| Multiplication-Division Exercises | $1.99 | one-time |


## Frequently asked questions

### Is Pearl Diver free?

Pearl Diver is free to download, with no in-app purchases.

### Is Learn Math with Yobee free?

Learn Math with Yobee is free to download, with in-app purchases available.

### Do Pearl Diver or Learn Math with Yobee have ads?

Neither Pearl Diver nor Learn Math with Yobee shows ads.

### Which is updated more often, Pearl Diver or Learn Math with Yobee?

Pearl Diver ships an update every 20 months, and Learn Math with Yobee every 4 months. Most recently, Pearl Diver was updated on November 1, 2026 and Learn Math with Yobee on November 2, 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.*