# Building Start vs ZERO Platform

The clearest difference is rating: ZERO Platform at 4.5 against Building Start's 3.4. Building Start's advantage is update cadence (monthly vs every 2 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

ZERO Platform holds the better App Store score, 4.5 against 3.4. Both are backed by a comparable volume of ratings — 8 and 6 respectively.

Building Start ships an update monthly, ZERO Platform every 2 months. The most recent releases landed on August 16, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Building Start | ZERO Platform |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (8 ratings)](https://appshunter.io/ios/app/building-start/id442975774/reviews) | **[4.5 (6 ratings)](https://appshunter.io/ios/app/zero-platform/id1353464306/reviews)** |
| Number of ratings | **8** | 6 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | Free |
| Size | 12 MB | 7 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Building Start](https://appshunter.io/developer/442975777) | [Salus Systems, LLC](https://appshunter.io/developer/1234104696) |

## What reviewers say

### Building Start

[App page](https://appshunter.io/ios/app/building-start/id442975774)

This platform digitizes field testing for construction and engineering projects. It allows for centralized test plan creation and offline execution on field devices, synchronizing data back to the cloud upon completion.

**Highlights:** Centralized test plan authoring, Push test plans to field devices, Offline field testing capabilities, Data synchronization to cloud, Digital capture of construction projects, Support for TAB, Building Startup, Commissioning, Energy Audits

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

**In-app purchases:** none


### ZERO Platform

[App page](https://appshunter.io/ios/app/zero-platform/id1353464306)

This app enables employees to report and resolve safety hazards and incidents in real-time. It facilitates inspections, audits, and team collaboration across various devices to enhance safety, quality, and productivity.

**Highlights:** Real-time hazard observation and reporting, Incident reporting and resolution tracking, Conduct inspections and audits, Cross-team collaboration, Multi-device support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Building Start free?

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

### Is ZERO Platform free?

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

### Which has better reviews, Building Start or ZERO Platform?

ZERO Platform is rated higher. Building Start averages 3.4 out of 5 from 8 ratings, while ZERO Platform averages 4.5 from 6 ratings.

### Do Building Start or ZERO Platform have ads?

Neither Building Start nor ZERO Platform shows ads.

### Which is updated more often, Building Start or ZERO Platform?

Building Start ships an update monthly, and ZERO Platform every 2 months. Most recently, Building Start was updated on August 16, 2026 and ZERO Platform on September 10, 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.*