# S1 Security vs InvoiceX

The clearest difference is in-app purchases: S1 Security at none against InvoiceX's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. InvoiceX sells 2 in-app purchases, starting at $6.99 per 7 days. S1 Security asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | S1 Security | InvoiceX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/s1-security/id6468951188/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | Every 6 months |
| Monetization | Free | — |
| Size | 34 MB | 40 MB |
| Requires iOS | **14.3** | 15.5 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Sercomm USA Inc.](https://appshunter.io/developer/1711024397) | [Ivan Spyrydonov](https://appshunter.io/developer/1789357255) |

## What reviewers say

### S1 Security

[App page](https://appshunter.io/ios/app/s1-security/id6468951188)

Monitor your IP cameras remotely, add new devices to your watchlist, and share live feeds with family and friends. Review recorded video clips easily through a timeline interface and manage camera configurations and status.

**Highlights:** Add and manage IP cameras, Share camera access, Two-way audio support, Automatic video recording, Timeline video clip access, Camera configuration management, Camera status monitoring

**Features:** macOS Compatibility

**In-app purchases:** none


### InvoiceX

[App page](https://appshunter.io/ios/app/invoicex-invoice-generator/id6751202548)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| InvoiceX Weekly Subscription | $6.99 | per 7 days |
| InvoiceX Yearly Subscription | $29.99 | per year |


## Frequently asked questions

### Is S1 Security free?

S1 Security is free to download, with no in-app purchases.

### Is InvoiceX free?

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

### Do S1 Security or InvoiceX have ads?

Neither S1 Security nor InvoiceX shows ads.

### Which is updated more often, S1 Security or InvoiceX?

S1 Security ships an update every 6 months, and InvoiceX every 6 months. Most recently, S1 Security was updated on October 10, 2026 and InvoiceX 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.*