# Mayer VMI vs Trimble ProjectSight

The clearest difference is rating: Mayer VMI at 5.0 against Trimble ProjectSight's 3.7. Mayer VMI also leads on monetization model (free vs freemium). Trimble ProjectSight's advantage is ratings volume (80 vs 1) and update cadence (every 2 weeks vs every 2 months). On price, ads, in-app purchases and device support there is nothing between them.

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

Mayer VMI holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: Trimble ProjectSight has 80 ratings behind it against 1, so its average is the more settled of the two.

Mayer VMI ships an update every 2 months, Trimble ProjectSight every 2 weeks. The most recent releases landed on October 4, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Mayer VMI | Trimble ProjectSight |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mayer-vmi/id1253377390/reviews)** | [3.7 (80 ratings)](https://appshunter.io/ios/app/trimble-projectsight/id1503528067/reviews) |
| Number of ratings | 1 | **80** |
| Positive reviews | — | 53.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | **Free** | Freemium |
| Size | 20 MB | 503 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mayer Electric Supply Co. Inc.](https://appshunter.io/developer/1106134129) | [Trimble Inc.](https://appshunter.io/developer/322561665) |

## What reviewers say

### Mayer VMI

[App page](https://appshunter.io/ios/app/mayer-vmi/id1253377390)

Track project materials digitally on your smartphone or tablet. Features auto-replenishment for timely material arrival and inventory management tools with detailed analytics.

**Highlights:** Digital project material tracking, Customer smartphone/tablet access, Auto-replenishment feature, Minimum and maximum quantity level management, Inventory management tools, Detailed data analytics

**Features:** macOS Compatibility

**In-app purchases:** none


### Trimble ProjectSight

[App page](https://appshunter.io/ios/app/trimble-projectsight/id1503528067)

Organize construction teams and simplify paperwork by connecting the field and office. Access project information, including drawings and reports, from anywhere, even offline. Share progress updates and capture issues instantly.

**Highlights:** Organize construction teams, Simplify paperwork, Connect field and office, Access project data offline, Share progress updates, Capture and share issues

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to get started
- 👍 Intuitive interface
- 👍 Practical and clear features
- 👍 Efficient experience
- 👍 Free version available

**What reviewers complain about**

- 🐛 Crashes all the time
- 🐛 Changes pages without touching
- 🐛 Requires re-login after crash
- 🐛 Missing half of desktop functions
- 🐛 Constant problems with daily reports, uploads, downloads

**Reported bugs**

- App crashes 5-6 times an hour
- App changes pages without touching screen
- Requires re-login after being kicked out
- Constant problems with daily reports, uploads, downloads
- App tends to be very glitchy and skippy

**Requested features**

- Picture module
- More tools needed
- Advanced analytics dashboard
- Dark mode option


## Frequently asked questions

### Is Mayer VMI free?

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

### Is Trimble ProjectSight free?

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

### Which has better reviews, Mayer VMI or Trimble ProjectSight?

Mayer VMI is rated higher. Mayer VMI averages 5.0 out of 5 from 1 ratings, while Trimble ProjectSight averages 3.7 from 80 ratings.

### Do Mayer VMI or Trimble ProjectSight have ads?

Neither Mayer VMI nor Trimble ProjectSight shows ads.

### Which is updated more often, Mayer VMI or Trimble ProjectSight?

Mayer VMI ships an update every 2 months, and Trimble ProjectSight every 2 weeks. Most recently, Mayer VMI was updated on October 4, 2026 and Trimble ProjectSight on October 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*