# Flight Operation Tracker vs Quick Invoice Hub

The clearest difference is in-app purchases: Flight Operation Tracker at none against Quick Invoice Hub's 2. Flight Operation Tracker also leads on iOS requirement (12.0 vs 16.6). Quick Invoice Hub's advantage is update cadence (weekly vs every 13 months). On price, ads and device support there is nothing between them.

Both are free to download. Quick Invoice Hub sells 2 in-app purchases, starting at $9.99 per month. Flight Operation Tracker asks for nothing beyond the download.

Flight Operation Tracker ships an update every 13 months, Quick Invoice Hub weekly. Both last shipped on October 9, 2026.

## The numbers

| Metric | Flight Operation Tracker | Quick Invoice Hub |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/quick-invoice-hub/id6742596691/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Weekly** |
| Monetization | — | Freemium |
| Size | 4 MB | 29 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Skydance Air, Inc.](https://appshunter.io/developer/1044215681) | [Huy Vu](https://appshunter.io/developer/934674603) |

## What reviewers say

### Flight Operation Tracker

[App page](https://appshunter.io/ios/app/flight-operation-tracker/id1044215682)

**Features:** macOS Compatibility

**In-app purchases:** none


### Quick Invoice Hub

[App page](https://appshunter.io/ios/app/quick-invoice-hub/id6742596691)

Generate professional invoices and manage your business finances on the go. This app offers point-of-sale functionality, expense tracking, and customer management, all integrated with Square payments. It's designed for small businesses and freelancers to streamline operations.

**Highlights:** Professional invoice generation, Square payment integration, Point-of-sale (POS) mode, Expense tracking with receipt photos, Customer database management, Item catalog and inventory tracking, Comprehensive business reports

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quick Invoice Pro | $9.99 | per month |
| Quick Invoice Pro Yearly | $95.90 | per year |


## Frequently asked questions

### Is Flight Operation Tracker free?

Flight Operation Tracker is free to download, with no in-app purchases.

### Is Quick Invoice Hub free?

Quick Invoice Hub is free to download, with in-app purchases available.

### Do Flight Operation Tracker or Quick Invoice Hub have ads?

Neither Flight Operation Tracker nor Quick Invoice Hub shows ads.

### Which is updated more often, Flight Operation Tracker or Quick Invoice Hub?

Flight Operation Tracker ships an update every 13 months, and Quick Invoice Hub weekly. Most recently, Flight Operation Tracker was updated on October 9, 2026 and Quick Invoice Hub on October 9, 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.*