# Work Order Invoice vs FormConnect ProMax

The clearest difference is in-app purchases: FormConnect ProMax at none against Work Order Invoice's 2. FormConnect ProMax also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 6 months). Work Order Invoice's advantage is iOS requirement (14.0 vs 16.6). On price and device support there is nothing between them.

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

Work Order Invoice ships an update every 6 months, FormConnect ProMax every 3 weeks. The most recent releases landed on September 25, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Work Order Invoice | FormConnect ProMax |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 37 MB | 136 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Snappii](https://appshunter.io/developer/587096976) | [FormConnections, Inc.](https://appshunter.io/developer/432653699) |

## 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 |


### FormConnect ProMax

[App page](https://appshunter.io/ios/app/formconnect-promax/id6670193129)

Design and manage custom forms for your team with a centralized platform. Create and deploy templates across multiple devices and operating systems, ensuring seamless data collection and real-time synchronization for enhanced collaboration and control.

**Highlights:** Custom form designer, Centralized server control, Universal form filling and syncing, Real-time bi-directional sync, User and team permissions, Offline data collection

**Features:** 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 FormConnect ProMax free?

FormConnect ProMax is free to download, with no in-app purchases.

### Do Work Order Invoice or FormConnect ProMax have ads?

Work Order Invoice shows ads; FormConnect ProMax does not.

### Which is updated more often, Work Order Invoice or FormConnect ProMax?

Work Order Invoice ships an update every 6 months, and FormConnect ProMax every 3 weeks. Most recently, Work Order Invoice was updated on September 25, 2026 and FormConnect ProMax on October 17, 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.*