# FlySafe! Aviation vs FuelMizer

The clearest difference is update cadence: FlySafe! Aviation at every 5 months against FuelMizer's every 27 months. FuelMizer's advantage is iOS requirement (13.0 vs 15.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for FlySafe! Aviation against 5.0 for FuelMizer. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

FlySafe! Aviation ships an update every 5 months, FuelMizer every 27 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | FlySafe! Aviation | FuelMizer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/flysafe-aviation/id1514765410/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/fuelmizer/id1550669490/reviews) |
| Number of ratings | 2 | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 27 months |
| Monetization | Free | Free |
| Size | 25 MB | 2 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Evgeny Evdonin](https://appshunter.io/developer/1514765409) | [LocoDog Design LLC](https://appshunter.io/developer/1131466723) |

## What reviewers say

### FlySafe! Aviation

[App page](https://appshunter.io/ios/app/flysafe-aviation/id1514765410)

This aviation utility app enhances flight safety with electronic checklists and weight & balance calculations. It also includes a compass and notepad for essential in-flight information. Users can create personal checklists and configure aircraft details via the companion website.

**Highlights:** Electronic checklists, Weight & Balance calculations, Customizable checklists, Aircraft configuration, Integrated compass, Notepad functionality

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

**In-app purchases:** none


### FuelMizer

[App page](https://appshunter.io/ios/app/fuelmizer/id1550669490)

Accurately measure the fuel level in partially used canisters and estimate the number of meals you can prepare with the remaining fuel. Utilizes a standard kitchen scale and offers preloaded data for common brands and stoves, with the ability to add custom entries.

**Highlights:** Accurate fuel level measurement, Estimate meals from remaining fuel, Supports common brands and sizes, Add custom canister and stove data, Utilizes a standard kitchen scale

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FlySafe! Aviation free?

FlySafe! Aviation is free to download, with no in-app purchases.

### Is FuelMizer free?

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

### Which has better reviews, FlySafe! Aviation or FuelMizer?

FlySafe! Aviation and FuelMizer are both rated 5.0 out of 5 on the App Store, from 2 and 3 ratings respectively.

### Do FlySafe! Aviation or FuelMizer have ads?

Neither FlySafe! Aviation nor FuelMizer shows ads.

### Which is updated more often, FlySafe! Aviation or FuelMizer?

FlySafe! Aviation ships an update every 5 months, and FuelMizer every 27 months. Most recently, FlySafe! Aviation was updated on October 24, 2026 and FuelMizer on October 24, 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.*