# fuelTool vs Time Calculator HH

fuelTool and Time Calculator HH both sit at 5.0 stars, but that hides the real split: 100% of Time Calculator HH's written reviews are positive against 50% of fuelTool's. fuelTool's advantage is iOS requirement (8.0 vs 16.0). On price, rating, ratings volume and update cadence 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 fuelTool against 5.0 for Time Calculator HH. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews are what separate them: 50% of fuelTool's written reviews are positive against 100% of Time Calculator HH's.

fuelTool ships an update every 3 months, Time Calculator HH every 2 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | fuelTool | Time Calculator HH |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/fueltool/id455651049/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/time-calculator-hhmm/id1506215297/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 2 MB | 10 MB |
| Requires iOS | **8.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Martin Groesbeek](https://appshunter.io/developer/455651052) | [Erminio Ricciardi](https://appshunter.io/developer/1111688963) |

## What reviewers say

### fuelTool

[App page](https://appshunter.io/ios/app/fueltool/id455651049)

This aviation tool simplifies fuel uplift and weight calculations, allowing users to determine limiting mass, allowable fuel, or payload. It supports various unit conversions and can store aircraft data for faster calculations.

**Highlights:** Fuel uplift calculation (LBS/KG to LTR), Split fuel calculation for left & right tanks, Weight calculation for limiting mass, fuel, or payload, Crosswind calculation with METAR data, Aircraft data management (add, edit, delete), Downloadable company aircraft data

**Features:** macOS Compatibility

**In-app purchases:** none


### Time Calculator HH

[App page](https://appshunter.io/ios/app/time-calculator-hhmm/id1506215297)

Easily add and subtract hours and minutes with this intuitive tool. Features quick calculation buttons, operation history, and support for negative numbers. Save time on manual calculations and manage your time more efficiently.

**Highlights:** Intuitive interface, Quick calculation buttons, Operation history, Negative number support, Automatic save, Light and dark modes

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

**In-app purchases:** none


## Frequently asked questions

### Is fuelTool free?

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

### Is Time Calculator HH free?

Time Calculator HH is free to download, with no in-app purchases.

### Which has better reviews, fuelTool or Time Calculator HH?

fuelTool and Time Calculator HH are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do fuelTool or Time Calculator HH have ads?

Neither fuelTool nor Time Calculator HH shows ads.

### Which is updated more often, fuelTool or Time Calculator HH?

fuelTool ships an update every 3 months, and Time Calculator HH every 2 months. Most recently, fuelTool was updated on November 1, 2026 and Time Calculator HH on November 3, 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.*