# Hubble Connect vs Pixel Ruler Pro

The clearest difference is ads: Hubble Connect at none against Pixel Ruler Pro's shown. Hubble Connect also leads on iOS requirement (16.0 vs 18.0). On price, update cadence, 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.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 18, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Hubble Connect | Pixel Ruler Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/hubble-connect/id6751236191/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Monthly | Monthly |
| Monetization | Free | — |
| Size | 39 MB | 43 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hubble Network](https://appshunter.io/developer/1743146045) | [MIZOU, CO., LTD.](https://appshunter.io/developer/1542553141) |

## What reviewers say

### Hubble Connect

[App page](https://appshunter.io/ios/app/hubble-connect/id6751236191)

Test device connectivity on the Hubble Network. Broadcasted devices registered to your organization appear for closed-loop development. Facilitates seamless integration and testing of new hardware.

**Highlights:** Test device connectivity, Hubble Network integration, Terrestrial network testing, Closed-loop development, Device broadcasting monitoring

**Features:** macOS Compatibility

**In-app purchases:** none


### Pixel Ruler Pro

[App page](https://appshunter.io/ios/app/pixel-ruler-pro/id6761318967)

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

**In-app purchases:** none


## Frequently asked questions

### Is Hubble Connect free?

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

### Is Pixel Ruler Pro free?

Pixel Ruler Pro is free to download, with no in-app purchases.

### Do Hubble Connect or Pixel Ruler Pro have ads?

Pixel Ruler Pro shows ads; Hubble Connect does not.

### Which is updated more often, Hubble Connect or Pixel Ruler Pro?

Hubble Connect ships an update monthly, and Pixel Ruler Pro monthly. Most recently, Hubble Connect was updated on September 18, 2026 and Pixel Ruler Pro on September 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.*