# SMS Pro vs Invoice Maker

The clearest difference is in-app purchases: SMS Pro at none against Invoice Maker's 2. Invoice Maker's advantage is update cadence (every 3 months vs every 7 months) and iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Invoice Maker sells 2 in-app purchases, starting at $9.99 per month. SMS Pro asks for nothing beyond the download.

SMS Pro ships an update every 7 months, Invoice Maker every 3 months. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | SMS Pro | Invoice Maker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 months** |
| Size | 25 MB | 59 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Mac |
| Age rating | 4+ | 4+ |
| Developer | [NOS Comunicacoes, S.A.](https://appshunter.io/developer/407309684) | [Steward Technologies Ltd](https://appshunter.io/developer/1668191844) |

## What reviewers say

### SMS Pro

[App page](https://appshunter.io/ios/app/sms-pro/id1572847661)

**Features:** macOS Compatibility

**In-app purchases:** none


### Invoice Maker

[App page](https://appshunter.io/ios/app/invoice-maker-estimate-pdf/id6758699359)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Invoice Pro Plan | $9.99 | per month |
| Annual Business Billing Pro | $49.99 | per year |


## Frequently asked questions

### Is SMS Pro free?

SMS 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 SMS Pro or Invoice Maker have ads?

Neither SMS Pro nor Invoice Maker shows ads.

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

SMS Pro ships an update every 7 months, and Invoice Maker every 3 months. Most recently, SMS Pro was updated on October 9, 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.*