# Janmar Systems Field Assistant vs Opervo.

The clearest difference is rating: Opervo. at 5.0 against Janmar Systems Field Assistant's 4.2. Janmar Systems Field Assistant's advantage is monetization model (free vs subscription) and device support (3 vs 1). 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.

Opervo. holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 5 and 5 respectively.

Both ship on a similar rhythm, roughly monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Janmar Systems Field Assistant | Opervo. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (5 ratings)](https://appshunter.io/ios/app/janmar-systems-field-assistant/id1476109173/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/opervo/id6763399255/reviews)** |
| Number of ratings | 5 | 5 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | **Free** | Subscription |
| Size | 86 MB | 77 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Janmar Systems](https://appshunter.io/developer/1476109172) | [Maximiliano Ballesteros](https://appshunter.io/developer/1895296201) |

## What reviewers say

### Janmar Systems Field Assistant

[App page](https://appshunter.io/ios/app/janmar-systems-field-assistant/id1476109173)

This app streamlines landscape field service operations by providing crews with real-time job information, task management, and data capture tools. It replaces paper forms with digital solutions, improving productivity and job costing through GPS tracking and efficient task updates.

**Highlights:** Real-time job instructions and routes, Digital task management with photos, Customizable data capture forms, Pesticide and inventory usage tracking, GPS tracking for job costing, Spanish language support

**Features:** macOS Compatibility

**In-app purchases:** none


### Opervo.

[App page](https://appshunter.io/ios/app/opervo/id6763399255)

This app streamlines home service operations for small businesses. It manages jobs, estimates, invoices, client data, and finances, all from a mobile device. Features include route optimization, service plans, and an AI assistant for hands-free input.

**Highlights:** Job scheduling and documentation, Branded estimates and invoices, Automated routing and service plans, Client database and history, AI-powered voice input, Mileage and expense tracking, Public portfolio page

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

**In-app purchases:** none


## Frequently asked questions

### Is Janmar Systems Field Assistant free?

Janmar Systems Field Assistant is free to download, with no in-app purchases.

### Is Opervo. free?

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

### Which has better reviews, Janmar Systems Field Assistant or Opervo.?

Opervo. is rated higher. Janmar Systems Field Assistant averages 4.2 out of 5 from 5 ratings, while Opervo. averages 5.0 from 5 ratings.

### Do Janmar Systems Field Assistant or Opervo. have ads?

Neither Janmar Systems Field Assistant nor Opervo. shows ads.

### Which is updated more often, Janmar Systems Field Assistant or Opervo.?

Janmar Systems Field Assistant ships an update monthly, and Opervo. monthly. Most recently, Janmar Systems Field Assistant was updated on October 24, 2026 and Opervo. 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.*