# Relational Rods+ by mathies vs Owlet

The clearest difference is update cadence: Relational Rods+ by mathies at every 2 months against Owlet's every 6 months. Relational Rods+ by mathies also leads on iOS requirement (8.0 vs 12.0). On price, ads, 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.

Relational Rods+ by mathies ships an update every 2 months, Owlet every 6 months. The most recent releases landed on October 5, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Relational Rods+ by mathies | Owlet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (6 ratings)](https://appshunter.io/ios/app/relational-rods-plus-by-mathies/id960682555/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Free | — |
| Size | 35 MB | 123 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [OAME](https://appshunter.io/developer/868343673) | [BirdBrain Technologies LLC](https://appshunter.io/developer/1012525349) |

## What reviewers say

### Relational Rods+ by mathies

[App page](https://appshunter.io/ios/app/relational-rods-plus-by-mathies/id960682555)

This app allows users to visually represent, compare, order, and perform operations on whole numbers, fractions, and decimals using digital rods. It supports exploring various mathematical concepts through interactive manipulation and customization of visual elements.

**Highlights:** Represent whole numbers, fractions, and decimals, Compare and order numbers, Perform arithmetic operations, Explore number patterns, Customize rod colors and visibility, Annotation tool for explanations

**Features:** macOS Compatibility

**In-app purchases:** none


### Owlet

[App page](https://appshunter.io/ios/app/owlet-cube3/id1533414683)

**In-app purchases:** none


## Frequently asked questions

### Is Relational Rods+ by mathies free?

Relational Rods+ by mathies is free to download, with no in-app purchases.

### Is Owlet free?

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

### Do Relational Rods+ by mathies or Owlet have ads?

Neither Relational Rods+ by mathies nor Owlet shows ads.

### Which is updated more often, Relational Rods+ by mathies or Owlet?

Relational Rods+ by mathies ships an update every 2 months, and Owlet every 6 months. Most recently, Relational Rods+ by mathies was updated on October 5, 2026 and Owlet on October 10, 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.*