# OpenWrench Service Manager vs Fieldcode FMA

The clearest difference is review sentiment: OpenWrench Service Manager at 100% against Fieldcode FMA's 0%. OpenWrench Service Manager also leads on rating (3.8 vs 3.3) and iOS requirement (15.1 vs 18.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

OpenWrench Service Manager holds the better App Store score, 3.8 against 3.3. Both are backed by a comparable volume of ratings — 5 and 3 respectively. Written reviews point the same way: 100% of OpenWrench Service Manager's written reviews are positive against 0% of Fieldcode FMA's.

OpenWrench Service Manager ships an update every 5 weeks, Fieldcode FMA monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | OpenWrench Service Manager | Fieldcode FMA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (5 ratings)](https://appshunter.io/ios/app/openwrench-service-manager/id1451428774/reviews)** | [3.3 (3 ratings)](https://appshunter.io/ios/app/fieldcode-fma/id1640510591/reviews) |
| Number of ratings | **5** | 3 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free | Free |
| Size | 61 MB | 52 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AI EMPTOR](https://appshunter.io/developer/1451261563) | [Fieldcode Germany GmbH](https://appshunter.io/developer/1550953440) |

## What reviewers say

### OpenWrench Service Manager

[App page](https://appshunter.io/ios/app/openwrench-service-manager/id1451428774)

Streamline maintenance service delivery with real-time job updates, automated invoicing, and direct customer communication. Manage your projects efficiently from your mobile device, improving transparency and response times.

**Highlights:** Schedule service calls, Dispatch field technicians, Real-time job status updates, Create and submit invoices, Capture photos of work, One-tap contact options, Time tracking for jobs

**Features:** macOS Compatibility

**In-app purchases:** none


### Fieldcode FMA

[App page](https://appshunter.io/ios/app/fieldcode-fma/id1640510591)

Streamline field service operations with automated work order creation, scheduling, and dispatch. Technicians receive step-by-step instructions and real-time job updates, enabling efficient service delivery even offline. Manage tasks, routes, and spare parts seamlessly.

**Highlights:** Automated work order creation and scheduling, Step-by-step technician instructions, Real-time job and schedule updates, Offline data access and synchronization, Automatic ticket assignment, Efficient task reporting and route optimization, Spare parts management

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

**In-app purchases:** none


## Frequently asked questions

### Is OpenWrench Service Manager free?

OpenWrench Service Manager is free to download, with no in-app purchases.

### Is Fieldcode FMA free?

Fieldcode FMA is free to download, with no in-app purchases.

### Which has better reviews, OpenWrench Service Manager or Fieldcode FMA?

OpenWrench Service Manager is rated higher. OpenWrench Service Manager averages 3.8 out of 5 from 5 ratings, while Fieldcode FMA averages 3.3 from 3 ratings.

### Do OpenWrench Service Manager or Fieldcode FMA have ads?

Neither OpenWrench Service Manager nor Fieldcode FMA shows ads.

### Which is updated more often, OpenWrench Service Manager or Fieldcode FMA?

OpenWrench Service Manager ships an update every 5 weeks, and Fieldcode FMA monthly. Most recently, OpenWrench Service Manager was updated on October 24, 2026 and Fieldcode FMA on October 24, 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.*