# Gas Convert vs Average Fuel Consumption

The clearest difference is in-app purchases: Gas Convert at none against Average Fuel Consumption's 1. Gas Convert also leads on iOS requirement (15.4 vs 18.0). Average Fuel Consumption's advantage is update cadence (every 3 weeks vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Average Fuel Consumption sells 1 one-off in-app purchase. Gas Convert asks for nothing beyond the download.

Gas Convert ships an update every 3 months, Average Fuel Consumption every 3 weeks. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Gas Convert | Average Fuel Consumption |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/gas-convert/id1630670186/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 0 MB | 8 MB |
| Requires iOS | **15.4** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [IKAI HUNG](https://appshunter.io/developer/1136544160) | [Michal Sidorczyk](https://appshunter.io/developer/1828200699) |

## What reviewers say

### Gas Convert

[App page](https://appshunter.io/ios/app/gas-convert/id1630670186)

Easily calculate gas prices between gallons and liters. This tool helps you understand the cost of fuel in different units, making it simple to compare prices.

**Highlights:** Convert gallon prices to liter prices, Convert liter prices to gallon prices, Simple and intuitive interface, Supports common fuel units

**Features:** macOS Compatibility

**In-app purchases:** none


### Average Fuel Consumption

[App page](https://appshunter.io/ios/app/average-fuel-consumption/id6752597043)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Time-unlimited full access | $3.99 | one-time |


## Frequently asked questions

### Is Gas Convert free?

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

### Is Average Fuel Consumption free?

Average Fuel Consumption is free to download, with in-app purchases available.

### Do Gas Convert or Average Fuel Consumption have ads?

Neither Gas Convert nor Average Fuel Consumption shows ads.

### Which is updated more often, Gas Convert or Average Fuel Consumption?

Gas Convert ships an update every 3 months, and Average Fuel Consumption every 3 weeks. Most recently, Gas Convert was updated on October 24, 2026 and Average Fuel Consumption on October 12, 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.*