# Contractor Invoice Maker vs OpenJS Foundation

The clearest difference is in-app purchases: OpenJS Foundation at none against Contractor Invoice Maker's 4. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Contractor Invoice Maker sells 4 in-app purchases, starting at $2.99 per 7 days. OpenJS Foundation asks for nothing beyond the download.

## The numbers

| Metric | Contractor Invoice Maker | OpenJS Foundation |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Size | 14 MB | 85 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kaloyan Kanchev](https://appshunter.io/developer/1888945806) | [nStudio LLC](https://appshunter.io/developer/1334290003) |

## What reviewers say

### Contractor Invoice Maker

[App page](https://appshunter.io/ios/app/contractor-invoice-maker-invo/id6761329308)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Invo Weekly Subscription | $2.99 | per 7 days |
| Invo Monthly Subscription | $8.99 | per month |
| Invo Yearly Subscription | $19.99 | per year |
| Invo Unlimited | $24.99 | one-time |


### OpenJS Foundation

[App page](https://appshunter.io/ios/app/openjs-foundation/id6792399541)

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

**In-app purchases:** none


## Frequently asked questions

### Is Contractor Invoice Maker free?

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

### Is OpenJS Foundation free?

OpenJS Foundation is free to download, with no in-app purchases.

### Do Contractor Invoice Maker or OpenJS Foundation have ads?

Neither Contractor Invoice Maker nor OpenJS Foundation shows ads.

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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.*