# JTools — Pay and 3% fuel check.

> Pay and 3% fuel check. (iPhone/iPad app by Ben Cornett.)

- Source: https://appshunter.io/ios/app/jtools/id6446237049 (this page in markdown: same URL + `.md`)
- Developer: [Ben Cornett](https://appshunter.io/developer/1676874460)
- Category: Utilities
- Price: $2.99
- Age rating: 4+
- Requires: iOS 17.1 · 19 MB
- Languages: American English
- Released: 2023-03-14
- Data updated: 2026-08-23
- User reviews in markdown: https://appshunter.io/ios/app/jtools/id6446237049/reviews.md

## What is JTools?

JTools is a multi purpose app designed for pilots to audit pay, assess future pay opportunities and more.  Included at launch is a fuel 3% check.   More features will be added as the need arises.  Suggestions welcome.


## Version history (last 5 releases)

### 4.06 — 2026-08-17

- Move checklist tiles
- JRoster sync restored
- Bug fIxes

### 4.05 — 2026-08-14

Reenabled iCalendar export
Fixed fuel 3% check button behaviour

### 4.04 — 2026-08-13

New Feature : Roster Change Calculator
Bug fixes, especially with WDO processing

### 4.03 — 2026-08-11

Continued bug fixes
Flight Examiner added

### 4.02 — 2026-08-11

Endless bug fixes
Added tile metrics to WhatIf mode

## Related topics

[halper](https://appshunter.io/ios/topics/halper)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-23.*