# Lessen PM vs FAST Field Service

The clearest difference is rating: Lessen PM at 5.0 against FAST Field Service's 4.0. Lessen PM also leads on iOS requirement (13.0 vs 15.6). FAST Field Service's advantage is device support (3 vs 1). On price, review sentiment, ratings volume and update cadence there is nothing between them.

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

Lessen PM holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 6 and 6 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Lessen PM ships an update every 6 weeks, FAST Field Service every 5 weeks. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Lessen PM | FAST Field Service |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/lessen-pm/id1495277940/reviews)** | [4.0 (6 ratings)](https://appshunter.io/ios/app/fast-field-service/id1633473396/reviews) |
| Number of ratings | 6 | 6 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 73 MB | 92 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SMS Assist, LLC.](https://appshunter.io/developer/616469901) | [Jason Primrose](https://appshunter.io/developer/1633473398) |

## What reviewers say

### Lessen PM

[App page](https://appshunter.io/ios/app/lessen-pm/id1495277940)

This app helps field project managers oversee their projects with real-time updates. It provides the latest tools and features to ensure projects are delivered on time and within budget.

**Highlights:** Project management, Real-time updates, On-time delivery tracking, Budget management, Field team tools

**Features:** macOS Compatibility

**In-app purchases:** none


### FAST Field Service

[App page](https://appshunter.io/ios/app/fast-field-service/id1633473396)

This app helps businesses dispatch and collect reports for critical operations, capturing time, signatures, and validating data. It integrates with accounting software and offers customizable forms for efficient data collection and reporting.

**Highlights:** Dispatch and collect reports, Capture time and signatures, Data validation, API integration with other systems, Customizable forms, Web-based report access, Searchable data export

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

**In-app purchases:** none


## Frequently asked questions

### Is Lessen PM free?

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

### Is FAST Field Service free?

FAST Field Service is free to download, with no in-app purchases.

### Which has better reviews, Lessen PM or FAST Field Service?

Lessen PM is rated higher. Lessen PM averages 5.0 out of 5 from 6 ratings, while FAST Field Service averages 4.0 from 6 ratings.

### Do Lessen PM or FAST Field Service have ads?

Neither Lessen PM nor FAST Field Service shows ads.

### Which is updated more often, Lessen PM or FAST Field Service?

Lessen PM ships an update every 6 weeks, and FAST Field Service every 5 weeks. Most recently, Lessen PM was updated on October 24, 2026 and FAST Field Service on October 27, 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.*