# InvoiceFlow vs Niagawan PosPro 4

The clearest difference is ads: Niagawan PosPro 4 at none against InvoiceFlow's shown. InvoiceFlow's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

InvoiceFlow ships an update every 6 days, Niagawan PosPro 4 every 4 days. The most recent releases landed on November 9, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | InvoiceFlow | Niagawan PosPro 4 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 days | **Every 4 days** |
| Size | 8 MB | 19 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ryoma Uchida](https://appshunter.io/developer/1881607222) | [Niagawan Plus Sdn Bhd](https://appshunter.io/developer/1547218720) |

## What reviewers say

### InvoiceFlow

[App page](https://appshunter.io/ios/app/invoiceflow-invoice-maker/id6762558785)

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

**In-app purchases:** none


### Niagawan PosPro 4

[App page](https://appshunter.io/ios/app/niagawan-pospro-4/id6804558873)

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

**In-app purchases:** none


## Frequently asked questions

### Is InvoiceFlow free?

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

### Is Niagawan PosPro 4 free?

Niagawan PosPro 4 is free to download, with no in-app purchases.

### Do InvoiceFlow or Niagawan PosPro 4 have ads?

InvoiceFlow shows ads; Niagawan PosPro 4 does not.

### Which is updated more often, InvoiceFlow or Niagawan PosPro 4?

InvoiceFlow ships an update every 6 days, and Niagawan PosPro 4 every 4 days. Most recently, InvoiceFlow was updated on November 9, 2026 and Niagawan PosPro 4 on November 6, 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.*