# Corp One Pro vs Invoice Maker

The clearest difference is in-app purchases: Corp One Pro at none against Invoice Maker's 4. Corp One Pro also leads on iOS requirement (13.4 vs 17.5). Invoice Maker's advantage is update cadence (every 4 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Invoice Maker sells 4 in-app purchases, starting at $4.99 per 7 days. Corp One Pro asks for nothing beyond the download.

Corp One Pro ships an update every 2 months, Invoice Maker every 4 days. The most recent releases landed on October 5, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Corp One Pro | Invoice Maker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Size | 18 MB | 6 MB |
| Requires iOS | **13.4** | 17.5 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SKPL Antrepriz Solutions Pvt Ltd](https://appshunter.io/developer/1409065023) | [ASATWO](https://appshunter.io/developer/1852249444) |

## What reviewers say

### Corp One Pro

[App page](https://appshunter.io/ios/app/corp-one-pro/id6692618519)

**Features:** macOS Compatibility

**In-app purchases:** none


### Invoice Maker

[App page](https://appshunter.io/ios/app/invoice-maker-imga/id6756637076)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IMGA Premium Weekly | $4.99 | per 7 days |
| IMGA Premium Weekly Trial | $7.99 | per 7 days |
| IMGA Premium Monthly | $12.99 | per month |
| IMGA Premium Yearly | $49.99 | per year |


## Frequently asked questions

### Is Corp One Pro free?

Corp One Pro is free to download, with no in-app purchases.

### Is Invoice Maker free?

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

### Do Corp One Pro or Invoice Maker have ads?

Neither Corp One Pro nor Invoice Maker shows ads.

### Which is updated more often, Corp One Pro or Invoice Maker?

Corp One Pro ships an update every 2 months, and Invoice Maker every 4 days. Most recently, Corp One Pro was updated on October 5, 2026 and Invoice Maker on October 10, 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.*