# GridPro vs Trimble Unity Field

The clearest difference is ratings volume: Trimble Unity Field at 10 against GridPro's 2. GridPro's advantage is iOS requirement (9.0 vs 18.0). On price, rating, 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.

On the App Store both sit at effectively the same score — 5.0 for GridPro against 5.0 for Trimble Unity Field. That said, the two scores are not equally well evidenced: Trimble Unity Field has 10 ratings behind it against 2, so its average is the more settled of the two.

GridPro ships an update monthly, Trimble Unity Field every 3 weeks. The most recent releases landed on June 8, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | GridPro | Trimble Unity Field |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/gridpro/id854510474/reviews) | [5.0 (10 ratings)](https://appshunter.io/ios/app/trimble-unity-field/id6596775266/reviews) |
| Number of ratings | 2 | **10** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 5 MB | 221 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [eFacility, LLC](https://appshunter.io/developer/1530623382) | [Trimble Inc.](https://appshunter.io/developer/322561665) |

## What reviewers say

### GridPro

[App page](https://appshunter.io/ios/app/gridpro/id854510474)

This app facilitates secure sharing of facility and construction project data through a collaborative system. It allows users to contribute and access information with time-stamped, user-identified entries, enhancing data integrity and risk management.

**Highlights:** Two-way collaboration, Secure, accessible, and updateable database, Time and date stamps on all data, User identification on all inputs, Controlled data attributes, Data integrity and risk reduction

**In-app purchases:** none


### Trimble Unity Field

[App page](https://appshunter.io/ios/app/trimble-unity-field/id6596775266)

This app provides configurable, role-based workflows for field data collection, extending asset lifecycle management solutions. It offers a simple interface for inspectors, project managers, and crews to access information, capture data, and track costs efficiently and safely.

**Highlights:** Role-based data collection workflows, Project and document management, Work activity tracking, Cost tracking with quantity capture, Interactive GIS map, Offline data access, Accurate GNSS location capture

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is GridPro free?

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

### Is Trimble Unity Field free?

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

### Which has better reviews, GridPro or Trimble Unity Field?

GridPro and Trimble Unity Field are both rated 5.0 out of 5 on the App Store, from 2 and 10 ratings respectively.

### Do GridPro or Trimble Unity Field have ads?

Neither GridPro nor Trimble Unity Field shows ads.

### Which is updated more often, GridPro or Trimble Unity Field?

GridPro ships an update monthly, and Trimble Unity Field every 3 weeks. Most recently, GridPro was updated on June 8, 2026 and Trimble Unity Field on September 19, 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.*