# Refuelling vs Simple FTL Calculator

The clearest difference is price: Simple FTL Calculator at $3.99 against Refuelling's $4.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Refuelling costs $4.99 and Simple FTL Calculator $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on August 3, 2026 and July 5, 2026 respectively.

## The numbers

| Metric | Refuelling | Simple FTL Calculator |
| --- | --- | --- |
| Price | $4.99 | **$3.99** |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/refuelling/id433928156/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Paid | — |
| Size | 2 MB | 33 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chris Godesar](https://appshunter.io/developer/433928159) | [Yiu Leung Sze](https://appshunter.io/developer/1816049574) |

## What reviewers say

### Refuelling

[App page](https://appshunter.io/ios/app/refuelling/id433928156)

This app helps pilots calculate aircraft fuel requirements with advanced error management. It allows for unlimited aircraft entries and custom parameters, providing detailed fuel chit and techlog entries. Visualizations and volumetric checks ensure accuracy and compliance.

**Highlights:** Unlimited aircraft entry, Custom aircraft parameters, Built-in error management, Detailed fuel chit and techlog, Pictorial fuel distribution view, Volumetric and weight checks, Data retention and verification

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

**In-app purchases:** none


### Simple FTL Calculator

[App page](https://appshunter.io/ios/app/simple-ftl-calculator/id6746280039)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Refuelling free?

Refuelling costs $4.99, with no in-app purchases.

### Is Simple FTL Calculator free?

Simple FTL Calculator costs $3.99, with no in-app purchases.

### Do Refuelling or Simple FTL Calculator have ads?

Neither Refuelling nor Simple FTL Calculator shows ads.

### Which is updated more often, Refuelling or Simple FTL Calculator?

Refuelling ships an update every 2 months, and Simple FTL Calculator every 2 months. Most recently, Refuelling was updated on August 3, 2026 and Simple FTL Calculator on July 5, 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.*