# Guidosimplex vs Gas Cost Calculator

The clearest difference is update cadence: Gas Cost Calculator at every 6 weeks against Guidosimplex's every 28 months. Guidosimplex's advantage is iOS requirement (11.0 vs 13.0). 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.

Guidosimplex ships an update every 28 months, Gas Cost Calculator every 6 weeks. The most recent releases landed on March 3, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Guidosimplex | Gas Cost Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 11 MB | 7 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | +4 |
| Developer | [常州信德泰克电器有限公司](https://appshunter.io/developer/1402533068) | [Julian Lau](https://appshunter.io/developer/1603050262) |

## What reviewers say

### Guidosimplex

[App page](https://appshunter.io/ios/app/guidosimplex/id1549612487)

**In-app purchases:** none


### Gas Cost Calculator

[App page](https://appshunter.io/ios/app/gas-cost-calculator/id6443969631)

Easily determine your travel expenses by inputting distance, car's fuel efficiency, and current gas prices. It calculates total costs per person, making shared trips more transparent.

**Highlights:** Calculate total gas costs, Input distance and car consumption, Factor in current gas price, Split costs per person, Simple and intuitive interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Guidosimplex free?

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

### Is Gas Cost Calculator free?

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

### Do Guidosimplex or Gas Cost Calculator have ads?

Neither Guidosimplex nor Gas Cost Calculator shows ads.

### Which is updated more often, Guidosimplex or Gas Cost Calculator?

Guidosimplex ships an update every 28 months, and Gas Cost Calculator every 6 weeks. Most recently, Guidosimplex was updated on March 3, 2026 and Gas Cost Calculator on September 18, 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.*