# Invoice OCR vs Viewer for Frigate

The clearest difference is in-app purchases: Invoice OCR at none against Viewer for Frigate's 5. Invoice OCR also leads on iOS requirement (11.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Viewer for Frigate sells 5 one-off in-app purchases. Invoice OCR asks for nothing beyond the download.

Invoice OCR ships an update every 3 weeks, Viewer for Frigate monthly. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Invoice OCR | Viewer for Frigate |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (9 ratings)](https://appshunter.io/ios/app/viewer-for-frigate/id6760414150/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 27 MB | 37 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Primesoft Polska Sp. z o. o.](https://appshunter.io/developer/989168838) | [Szymon Piwowarczyk](https://appshunter.io/developer/1884342494) |

## What reviewers say

### Invoice OCR

[App page](https://appshunter.io/ios/app/invoice-ocr/id1478849472)

**In-app purchases:** none


### Viewer for Frigate

[App page](https://appshunter.io/ios/app/viewer-for-frigate/id6760414150)

This unofficial app allows Frigate NVR server owners to easily browse, view, and manage camera event clips. It offers live previews, event filtering, clip management, and integration with Home Assistant for advanced notifications.

**Highlights:** Live camera previews, Event list with filters, Snapshot and clip viewing, Event deletion and retention, Multiple server support, Home Assistant integration

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| A coffee for the app creator | $2.99 | one-time |
| A medium coffee for the app creator | $5.99 | one-time |
| Multiple Server Support | $6.99 | one-time |
| Unlimited Automations | $6.99 | one-time |
| A large coffee for the app creator | $12.99 | one-time |


## Frequently asked questions

### Is Invoice OCR free?

Invoice OCR is free to download, with no in-app purchases.

### Is Viewer for Frigate free?

Viewer for Frigate is free to download, with in-app purchases available.

### Do Invoice OCR or Viewer for Frigate have ads?

Neither Invoice OCR nor Viewer for Frigate shows ads.

### Which is updated more often, Invoice OCR or Viewer for Frigate?

Invoice OCR ships an update every 3 weeks, and Viewer for Frigate monthly. Most recently, Invoice OCR was updated on October 29, 2026 and Viewer for Frigate on October 31, 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.*