# Invoice Maker vs Quick GST Calculator

The clearest difference is in-app purchases: Quick GST Calculator at none against Invoice Maker's 4. Invoice Maker's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.1). On price, update cadence and device support there is nothing between them.

Both are free to download. Invoice Maker sells 4 in-app purchases, starting at $2.99 per 7 days. Quick GST Calculator asks for nothing beyond the download.

Invoice Maker ships an update every 3 months, Quick GST Calculator every 5 months. The most recent releases landed on October 8, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Invoice Maker | Quick GST Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (8 ratings)](https://appshunter.io/ios/app/invoice-maker-pdf-creator/id6464002071/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Free with in-app purchases | — |
| Size | 66 MB | 19 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DECODATION](https://appshunter.io/developer/1677960582) | [Maurya Pty Ltd](https://appshunter.io/developer/1771412175) |

## What reviewers say

### Invoice Maker

[App page](https://appshunter.io/ios/app/invoice-maker-pdf-creator/id6464002071)

Streamline your business finances by creating professional invoices and estimates in seconds. This app offers customizable templates, automatic calculations, and client management to help you get paid faster.

**Highlights:** Effortless invoicing and estimating, Customizable templates with logo, Client and item catalog, Automatic calculations for taxes and totals, Convert estimates to invoices, Multiple delivery options (email, print, PDF), Reporting and financial insights

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Invoice Make - Weekly Plan | $2.99 | per 7 days |
| Invoice Maker - Monthly Plan | $6.99 | per month |
| Invoice Maker - Quarterly Plan | $16.99 | per 3 months |
| Invoice Maker - Annual Plan | $59.99 | per year |


### Quick GST Calculator

[App page](https://appshunter.io/ios/app/quick-gst-calculator/id6743336253)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Invoice Maker free?

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

### Is Quick GST Calculator free?

Quick GST Calculator is free to download, with no in-app purchases.

### Do Invoice Maker or Quick GST Calculator have ads?

Quick GST Calculator shows ads; Invoice Maker does not.

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

Invoice Maker ships an update every 3 months, and Quick GST Calculator every 5 months. Most recently, Invoice Maker was updated on October 8, 2026 and Quick GST Calculator on September 14, 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.*