# Stack Invoice — Smart inventory and invoicing

> Mobile inventory and invoicing app for freelancers and small businesses. (iPhone/iPad app by GrayCrest Technologies Limited.)

- Source: https://appshunter.io/ios/app/stack-invoice/id6755344078 (this page in markdown: same URL + `.md`)
- Developer: [GrayCrest Technologies Limited](https://appshunter.io/developer/1833810707)
- Category: Business, Productivity
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 16.0 · 82 MB
- Languages: English
- Released: 2025-12-03
- Data updated: 2026-06-06
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/stack-invoice/id6755344078/reviews.md

## What is Stack Invoice?

StackInvoice is a powerful yet easy-to-use mobile application designed for freelancers, small businesses, and entrepreneurs who want a fast, reliable, and organized way to manage their inventory and create invoices. Whether you sell physical products or offer services, StackInvoice helps you stay on top of your stock levels, track product details, and issue clean, professional invoices—all from your mobile device.

With StackInvoice, you can quickly add products, monitor quantities, and avoid stock-outs with real-time updates. The app simplifies your workflow by giving you a central place to manage everything related to your business activities. When it’s time to bill your clients, you can generate beautiful invoices, customize them, and share them instantly via email, messaging apps, or as downloadable files.

StackInvoice is built to save you time, reduce manual work, and help you operate your business more efficiently. It’s perfect for retail shops, online sellers, wholesalers, delivery businesses, freelancers, and anyone who needs a simple tool to manage inventory and get paid faster.

Key Features
	•	Inventory Management: Add, edit, and categorize products with images, prices, and stock quantity.
	•	Real-Time Stock Tracking: Automatically update your inventory as items are added or removed.
	•	Professional Invoice Generation: Create clean, branded invoices in minutes.
	•	Client Management: Store and manage customer information for quick invoicing.
	•	Fast Sharing Options: Send invoices directly through email or messaging apps.
	•	Offline Support: Continue working even without an internet connection.
	•	User-Friendly Interface: Simple, modern, and easy to navigate.
	•	Secure Data Storage: Your business data stays safe and protected.

Who Is StackInvoice For?
	•	Freelancers
	•	Small and medium-sized businesses
	•	Retailers and wholesalers
	•	Online shop owners
	•	Service providers
	•	Inventory-based businesses

Why You’ll Love It

StackInvoice helps you run your business smarter by automating repetitive tasks and giving you full visibility into your inventory and invoicing. Spend less time on paperwork and more time growing your business.

Start managing your products and creating invoices with ease—download StackInvoice today!

## Key features

- Inventory Management
- Real-Time Stock Tracking
- Professional Invoice Generation
- Client Management
- Fast Sharing Options
- Offline Support


## Frequently asked questions about Stack Invoice

### What is Stack Invoice?

Stack Invoice is a mobile application designed to help freelancers and small businesses manage their inventory and create professional invoices. It offers features like real-time stock tracking, client management, and fast invoice sharing.

### Is Stack Invoice free to use?

Yes, Stack Invoice is available for free. The application does not have any associated costs for downloading or using its core features.

### Does Stack Invoice have ads?

No, Stack Invoice is ad-free. Users can manage their inventory and create invoices without any advertisements interrupting their workflow.

### What devices does Stack Invoice support?

Stack Invoice is available on iPhone and iPad devices. It is designed for users who need to manage their business on the go.

### How often is Stack Invoice updated?

The latest version of Stack Invoice is 1.1.8, and it was last updated on May 8, 2026. This indicates a commitment to regular updates and improvements.

### Can I use Stack Invoice offline?

Yes, Stack Invoice offers offline support, allowing you to continue managing your inventory and creating invoices even without an internet connection.

### What is the age rating for Stack Invoice?

Stack Invoice has an age rating of 4+, making it suitable for a wide range of users. This rating suggests it contains no mature content.

### How does Stack Invoice handle data security?

Stack Invoice ensures secure data storage for your business information. This means your sensitive inventory and client data are protected within the application.

## Version history (last 5 releases)

### 1.1.8 — 2026-05-08

nugs fixes

### 1.1.5 — 2026-03-16

- Bug fixes

### 1.1.3 — 2026-02-06

- Invoice new issue price text field fix

### 1.1.2 — 2026-02-04

- Bug fix

### 1.1.1 — 2026-01-27

- Now supports iPads

## More apps by GrayCrest Technologies Limited

- [PushNDeliver](https://appshunter.io/ios/app/pushndeliver/id6752853975)
- [PushNDeliver-Vendor](https://appshunter.io/ios/app/pushndeliver-vendor/id6752854155)
- [PushNDeliver-Courier](https://appshunter.io/ios/app/pushndeliver-courier/id6752854256)
- [Ruvo Pay](https://appshunter.io/ios/app/ruvo-pay/id6757692918)

All apps by GrayCrest Technologies Limited: https://appshunter.io/developer/1833810707

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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 2026-06-06.*