# Service Tech Work Orders Plus vs Invoice Maker

The clearest difference is price: Invoice Maker at Free against Service Tech Work Orders Plus's $7.99. Invoice Maker also leads on rating (5.0 vs 4.2) and review sentiment (100% vs 82%). Service Tech Work Orders Plus's advantage is ratings volume (13 vs 1) and iOS requirement (13.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

Invoice Maker is free to download; Service Tech Work Orders Plus costs $7.99 up front. Service Tech Work Orders Plus sells 10 one-off in-app purchases and Invoice Maker sells 3 in-app purchases, starting at $1.49 per month. Whichever you choose, the download price is not the number that matters.

Invoice Maker holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Service Tech Work Orders Plus has 13 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 82% of Service Tech Work Orders Plus's written reviews are positive against 100% of Invoice Maker's.

Service Tech Work Orders Plus ships an update every 3 months, Invoice Maker every 5 weeks. The most recent releases landed on October 2, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Service Tech Work Orders Plus | Invoice Maker |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | [4.2 (13 ratings)](https://appshunter.io/ios/app/service-tech-work-orders-plus/id849337035/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/invoice-maker-fast-and-easy/id6767438855/reviews)** |
| Number of ratings | **13** | 1 |
| Positive reviews | 81.8% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 124 MB | 27 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JZ Mobile LLC](https://appshunter.io/developer/390988405) | [Zenith Technology Enterprises LLC](https://appshunter.io/developer/626049450) |

## What reviewers say

### Service Tech Work Orders Plus

[App page](https://appshunter.io/ios/app/service-tech-work-orders-plus/id849337035)

Manage field service operations with this comprehensive app. Schedule appointments, create professional invoices and estimates, track client information, and analyze financial data. All your business management tools in one place, offline.

**Highlights:** Client-focused scheduling, Professional invoicing and estimates, Contact management with direct communication, Inventory and labor tracking, Profit & Loss analysis, Offline data storage, Customizable document formats

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Messages & Reminders | $3.99 | one-time |
| Estimates Bids & Quotes 2 | $3.99 | one-time |
| Scheduler | $3.99 | one-time |
| Auto Service Calls | $4.99 | one-time |
| Cloud Sync Secure Data Sharing | $6.99 | one-time |
| Profits Expenses & PDF Reports | $6.99 | one-time |
| All Productivity In-Apps | $9.99 | one-time |
| Monthly Statements | $14.99 | one-time |
| Craftsman NCE Cost Book | $14.99 | one-time |
| Mac User Full License | $19.99 | one-time |


### Invoice Maker

[App page](https://appshunter.io/ios/app/invoice-maker-fast-and-easy/id6767438855)

Create and export professional invoices in PDF and Word formats directly from your iPhone or iPad. This app offers industry-specific templates, saved profiles for quick data entry, and offline functionality. It's designed for small businesses and freelancers to manage billing efficiently without recurring fees.

**Highlights:** Professional PDF & Word export, Industry-tailored invoice designs, Saved profiles and templates, Automatic overdue invoice tracking, Offline functionality, Spanish UI support

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro_Monthly | $1.49 | per month |
| Pro_Annual | $5.99 | per year |
| Pro_Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is Service Tech Work Orders Plus free?

Service Tech Work Orders Plus costs $7.99, and also offers in-app purchases.

### Is Invoice Maker free?

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

### Which has better reviews, Service Tech Work Orders Plus or Invoice Maker?

Invoice Maker is rated higher. Service Tech Work Orders Plus averages 4.2 out of 5 from 13 ratings, while Invoice Maker averages 5.0 from 1 ratings.

### Do Service Tech Work Orders Plus or Invoice Maker have ads?

Neither Service Tech Work Orders Plus nor Invoice Maker shows ads.

### Which is updated more often, Service Tech Work Orders Plus or Invoice Maker?

Service Tech Work Orders Plus ships an update every 3 months, and Invoice Maker every 5 weeks. Most recently, Service Tech Work Orders Plus was updated on October 2, 2026 and Invoice Maker on October 11, 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.*