# Inspect Pro App vs Invoice Maker

The clearest difference is update cadence: Invoice Maker at every 6 weeks against Inspect Pro App's every 5 months. Invoice Maker also leads on iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Inspect Pro App sells 6 in-app purchases, starting at $4.99 per month and Invoice Maker sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Inspect Pro App ships an update every 5 months, Invoice Maker every 6 weeks. The most recent releases landed on September 30, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Inspect Pro App | Invoice Maker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Size | 32 MB | 74 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Austenite Pty Ltd](https://appshunter.io/developer/1525502686) | [Mind Stream Logics](https://appshunter.io/developer/1778064671) |

## What reviewers say

### Inspect Pro App

[App page](https://appshunter.io/ios/app/inspect-pro-app/id6478646140)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly : Subscription | $4.99 | per month |
| Subscription - Monthly Basis | $9.99 | per month |
| Yearly: 60% Off Subscription | $24.99 | per year |
| Subscription - Yearly off 50% | $29.99 | per year |
| Yearly: Subscription | $49.00 | per year |
| Subscription - Yearly Basis | $99.00 | per year |


### Invoice Maker

[App page](https://appshunter.io/ios/app/invoice-maker-receipt-creator/id6737811083)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $0.99 | one-time |
| Semi-Annual Plan | $2.99 | one-time |
| Yearly Plan | $5.99 | one-time |


## Frequently asked questions

### Is Inspect Pro App free?

Inspect Pro App is free to download, with in-app purchases available.

### Is Invoice Maker free?

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

### Do Inspect Pro App or Invoice Maker have ads?

Neither Inspect Pro App nor Invoice Maker shows ads.

### Which is updated more often, Inspect Pro App or Invoice Maker?

Inspect Pro App ships an update every 5 months, and Invoice Maker every 6 weeks. Most recently, Inspect Pro App was updated on September 30, 2026 and Invoice Maker on October 7, 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.*