# SACSSP vs Invoice Maker

The clearest difference is in-app purchases: SACSSP at none against Invoice Maker's 5. Invoice Maker's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Invoice Maker sells 5 in-app purchases, starting at $3.99 per 7 days. SACSSP asks for nothing beyond the download.

SACSSP ships an update every 2 weeks, Invoice Maker fortnightly. Both last shipped on September 25, 2026.

## The numbers

| Metric | SACSSP | Invoice Maker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Fortnightly** |
| Size | 155 MB | 80 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [EventBank](https://appshunter.io/developer/740353440) | [FatMachines LLC](https://appshunter.io/developer/1091483120) |

## What reviewers say

### SACSSP

[App page](https://appshunter.io/ios/app/sacssp/id6745769277)

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

**In-app purchases:** none


### Invoice Maker

[App page](https://appshunter.io/ios/app/invoice-maker-quick-easy-pdf/id6796621176)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $3.99 | per 7 days |
| Premium Weekly Trial | $4.99 | per 7 days |
| Premium Monthly | $9.99 | per month |
| Premium Yearly | $49.99 | per year |
| Premium Yearly | $49.99 | per year |


## Frequently asked questions

### Is SACSSP free?

SACSSP 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 SACSSP or Invoice Maker have ads?

Neither SACSSP nor Invoice Maker shows ads.

### Which is updated more often, SACSSP or Invoice Maker?

SACSSP ships an update every 2 weeks, and Invoice Maker fortnightly. Most recently, SACSSP was updated on September 25, 2026 and Invoice Maker on September 25, 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.*