# Ultreex vs Quick Invoice Maker

The clearest difference is in-app purchases: Ultreex at none against Quick Invoice Maker's 3. Ultreex also leads on ads (none vs shown) and update cadence (every 2 weeks vs every 5 weeks). On price and device support there is nothing between them.

Both are free to download. Quick Invoice Maker sells 3 in-app purchases, starting at $4.99 per 7 days. Ultreex asks for nothing beyond the download.

Ultreex ships an update every 2 weeks, Quick Invoice Maker every 5 weeks. The most recent releases landed on October 6, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Ultreex | Quick Invoice Maker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (30 ratings)](https://appshunter.io/ios/app/quick-invoice-maker-billing/id6738198726/reviews)** |
| Number of ratings | — | **30** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 5 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 61 MB | 78 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [海东 黄](https://appshunter.io/developer/1720079604) | [Invoice A2Z LLC](https://appshunter.io/developer/1779727548) |

## What reviewers say

### Ultreex

[App page](https://appshunter.io/ios/app/ultreex/id6503291768)

**Features:** macOS Compatibility

**In-app purchases:** none


### Quick Invoice Maker

[App page](https://appshunter.io/ios/app/quick-invoice-maker-billing/id6738198726)

Create professional invoices and estimates quickly on your iPhone. Manage multiple businesses, clients, and items with customizable templates. Send invoices via email or messaging apps in PDF or image format.

**Highlights:** Create unlimited business profiles, Track invoice status (Paid, Unpaid, Overdue), Customize invoices with items, clients, and payment details, Import clients from contacts, Add product photos and apply discounts, Export invoices as PDF or images, Multiple signature options

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Invoice Maker PRO | $4.99 | per 7 days |
| Invoice Maker PRO | $9.99 | per month |
| Invoice Maker PRO | $69.99 | per year |


## Frequently asked questions

### Is Ultreex free?

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

### Is Quick Invoice Maker free?

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

### Do Ultreex or Quick Invoice Maker have ads?

Quick Invoice Maker shows ads; Ultreex does not.

### Which is updated more often, Ultreex or Quick Invoice Maker?

Ultreex ships an update every 2 weeks, and Quick Invoice Maker every 5 weeks. Most recently, Ultreex was updated on October 6, 2026 and Quick Invoice Maker on October 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.*