# PSLE Primary vs Mathship Numberline

The clearest difference is ads: Mathship Numberline at none against PSLE Primary's shown. Mathship Numberline also leads on iOS requirement (12.0 vs 14.0). PSLE Primary's advantage is update cadence (every 2 weeks vs every 2 months). On price, in-app purchases and device support there is nothing between them.

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

PSLE Primary ships an update every 2 weeks, Mathship Numberline every 2 months. The most recent releases landed on September 18, 2026 and August 20, 2026 respectively.

## The numbers

| Metric | PSLE Primary | Mathship Numberline |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/mathship-numberline/id6450893250/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 29 MB | 277 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kian Lee](https://appshunter.io/developer/997242579) | [Playpower Labs, LLC](https://appshunter.io/developer/555270558) |

## What reviewers say

### PSLE Primary

[App page](https://appshunter.io/ios/app/psle-primary/id1668513774)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Mathship Numberline

[App page](https://appshunter.io/ios/app/mathship-numberline/id6450893250)

This educational game uses a naval battle theme to teach number sense, fractions, and estimation. Players guess enemy ship locations on a number line to reinforce mathematical concepts. It's designed by learning scientists for learners of all ages.

**Highlights:** Interactive number line for estimation, Teaches whole numbers, fractions, and decimals, Naval battle gameplay mechanics, Multiple difficulty levels, Unlimited practice questions in certain levels, Enhances number sense and estimation skills

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PSLE Primary free?

PSLE Primary is free to download, with no in-app purchases.

### Is Mathship Numberline free?

Mathship Numberline is free to download, with no in-app purchases.

### Do PSLE Primary or Mathship Numberline have ads?

PSLE Primary shows ads; Mathship Numberline does not.

### Which is updated more often, PSLE Primary or Mathship Numberline?

PSLE Primary ships an update every 2 weeks, and Mathship Numberline every 2 months. Most recently, PSLE Primary was updated on September 18, 2026 and Mathship Numberline on August 20, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*