# Work Order Invoice vs crenya erp

The clearest difference is in-app purchases: crenya erp at none against Work Order Invoice's 2. crenya erp also leads on ads (none vs shown) and update cadence (every 3 days vs every 6 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Work Order Invoice sells 2 in-app purchases, starting at $0.99 per month. crenya erp asks for nothing beyond the download.

Work Order Invoice ships an update every 6 months, crenya erp every 3 days. The most recent releases landed on September 25, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Work Order Invoice | crenya erp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 3 days** |
| Size | 37 MB | 22 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Snappii](https://appshunter.io/developer/587096976) | [Sammish Thundiyil](https://appshunter.io/developer/1719747429) |

## What reviewers say

### Work Order Invoice

[App page](https://appshunter.io/ios/app/work-order-invoice/id1144760298)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Annual Subscription | $9.99 | per year |


### crenya erp

[App page](https://appshunter.io/ios/app/crenya-erp/id6768302495)

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

**In-app purchases:** none


## Frequently asked questions

### Is Work Order Invoice free?

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

### Is crenya erp free?

crenya erp is free to download, with no in-app purchases.

### Do Work Order Invoice or crenya erp have ads?

Work Order Invoice shows ads; crenya erp does not.

### Which is updated more often, Work Order Invoice or crenya erp?

Work Order Invoice ships an update every 6 months, and crenya erp every 3 days. Most recently, Work Order Invoice was updated on September 25, 2026 and crenya erp on October 9, 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.*