# Gentleman Jacks vs Gobius

The clearest difference is update cadence: Gobius at monthly against Gentleman Jacks's every 43 months. 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.

Gentleman Jacks ships an update every 43 months, Gobius monthly. The most recent releases landed on October 1, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Gentleman Jacks | Gobius |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/gobius/id6471569744/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 43 months | **Monthly** |
| Monetization | — | Free |
| Size | 2 MB | 34 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ashley Parsons](https://appshunter.io/developer/1602523762) | [Gobius Sensor Technology AB](https://appshunter.io/developer/1422407278) |

## What reviewers say

### Gentleman Jacks

[App page](https://appshunter.io/ios/app/gentleman-jacks/id1452188424)

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

**In-app purchases:** none


### Gobius

[App page](https://appshunter.io/ios/app/gobius/id6471569744)

This application works with specific sensors to monitor fluid levels in tanks, displaying volume in percentages and liters. It provides installation guides, tank calculators for various shapes, and visual level indicators.

**Highlights:** Fluid level monitoring, Volume display in % and liters, Installation guides, Tank calculator for non-rectangular tanks, Visual fluid level indicators, Waterproof sensor compatibility

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

**In-app purchases:** none


## Frequently asked questions

### Is Gentleman Jacks free?

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

### Is Gobius free?

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

### Do Gentleman Jacks or Gobius have ads?

Neither Gentleman Jacks nor Gobius shows ads.

### Which is updated more often, Gentleman Jacks or Gobius?

Gentleman Jacks ships an update every 43 months, and Gobius monthly. Most recently, Gentleman Jacks was updated on October 1, 2026 and Gobius on October 19, 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.*