# Invoice Rocket vs SAM ERP

The clearest difference is in-app purchases: SAM ERP at none against Invoice Rocket's 2. SAM ERP also leads on ads (none vs shown). Invoice Rocket's advantage is device support (3 vs 1). On price, update cadence and iOS requirement there is nothing between them.

Both are free to download. Invoice Rocket sells 2 in-app purchases, starting at $2.99 per month. SAM ERP asks for nothing beyond the download.

Invoice Rocket ships an update every 3 weeks, SAM ERP monthly. The most recent releases landed on September 11, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Invoice Rocket | SAM ERP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/invoice-rocket-simple-invoice/id6748286523/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 29 MB | 42 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Vikorus, LLC](https://appshunter.io/developer/1780116957) | [SAMER JAAFAR](https://appshunter.io/developer/1880632668) |

## What reviewers say

### Invoice Rocket

[App page](https://appshunter.io/ios/app/invoice-rocket-simple-invoice/id6748286523)

Create, send, and track professional invoices quickly and easily. This app offers smart invoice creation, instant delivery via email or SMS, and real-time tracking of invoice status. Automated reminders help ensure timely payments, making it ideal for freelancers and small businesses.

**Highlights:** Smart invoice creation, Instant delivery via email/SMS, Real-time tracking, Automated payment reminders, Professional templates, Secure cloud sync, Team collaboration

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.99 | per month |
| Annual Subscription | $24.99 | per year |


### SAM ERP

[App page](https://appshunter.io/ios/app/sam-erp/id6760295423)

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

**In-app purchases:** none


## Frequently asked questions

### Is Invoice Rocket free?

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

### Is SAM ERP free?

SAM ERP is free to download, with no in-app purchases.

### Do Invoice Rocket or SAM ERP have ads?

Invoice Rocket shows ads; SAM ERP does not.

### Which is updated more often, Invoice Rocket or SAM ERP?

Invoice Rocket ships an update every 3 weeks, and SAM ERP monthly. Most recently, Invoice Rocket was updated on September 11, 2026 and SAM ERP on September 13, 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.*