# Speedometer .. vs Gobius Tank Calculator

The clearest difference is price: Speedometer .. at Free against Gobius Tank Calculator's $39.00. Speedometer .. also leads on device support (4 vs 2) and iOS requirement (13.0 vs 15.0). Gobius Tank Calculator's advantage is ads (none vs shown). On update cadence and in-app purchases there is nothing between them.

Speedometer .. is free to download; Gobius Tank Calculator costs $39.00 up front. Neither carries in-app purchases, so what you see is what you pay.

Speedometer .. ships an update every 2 months, Gobius Tank Calculator every 6 weeks. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Speedometer .. | Gobius Tank Calculator |
| --- | --- | --- |
| Price | **Free** | $39.00 |
| Rating | **[4.4 (4.7K ratings)](https://appshunter.io/ios/app/speedometer/id1459737793/reviews)** | — |
| Number of ratings | **4.7K** | — |
| Positive reviews | 52.7% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Ad-supported | — |
| Size | 8 MB | 32 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [UniCom Technology](https://appshunter.io/developer/1270764210) | [Gobius Sensor Technology AB](https://appshunter.io/developer/1422407278) |

## What reviewers say

### Speedometer ..

[App page](https://appshunter.io/ios/app/speedometer/id1459737793)

This GPS-based app displays your current speed and provides a HUD mode for safe driving. It also shows road names, weather, speed limits, and tracks trip distance and average speed in various units.

**Highlights:** GPS Speedometer, Head-Up Display (HUD) mode, Speed Limit notifications, Weather conditions, Trip distance tracking, Multiple measurement units

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Accurate speedometer
- 🚢 Works well on boats and motorcycles
- 👍 Useful features like elevation, temperature, and compass
- 🤩 Great for broken speedometers

**What reviewers complain about**

- 🚫 Doesn't work in some locations (e.g., France)
- 🔍 Small buttons and cluttered interface
- 🚫 Requires internet connection to function properly
- 🔢 Inaccurate speed readings at times
- 🔊 Mutes music while app is running

**Reported bugs**

- App crashes or stops working after some time
- Compass feature is not reliable
- Speed readings can be erratic and unreliable

**Requested features**

- Option to remove ads
- Ability to customize colors and settings
- Support for offline use without internet connection
- Improved altitude display for higher elevations


### Gobius Tank Calculator

[App page](https://appshunter.io/ios/app/gobius-tank-calculator/id6778789902)

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

**In-app purchases:** none


## Frequently asked questions

### Is Speedometer .. free?

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

### Is Gobius Tank Calculator free?

Gobius Tank Calculator costs $39.00, with no in-app purchases.

### Do Speedometer .. or Gobius Tank Calculator have ads?

Speedometer .. shows ads; Gobius Tank Calculator does not.

### Which is updated more often, Speedometer .. or Gobius Tank Calculator?

Speedometer .. ships an update every 2 months, and Gobius Tank Calculator every 6 weeks. Most recently, Speedometer .. was updated on October 29, 2026 and Gobius Tank Calculator on October 31, 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.*