# WHK vs Zabble Zero

The clearest difference is rating: WHK at 5.0 against Zabble Zero's 4.4. WHK also leads on iOS requirement (15.6 vs 18.1). Zabble Zero's advantage is update cadence (monthly vs every 20 months) and ratings volume (9 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

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

WHK holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 2 and 9 respectively.

WHK ships an update every 20 months, Zabble Zero monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | WHK | Zabble Zero |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/whk-driver/id1117407115/reviews)** | [4.4 (9 ratings)](https://appshunter.io/ios/app/zabble-zero-mobile-tagging/id1435045530/reviews) |
| Number of ratings | 2 | **9** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Monthly** |
| Monetization | Free | Free |
| Size | 0 MB | 94 MB |
| Requires iOS | **15.6** | 18.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Waste Harmonics](https://appshunter.io/developer/1680529312) | [Zabble Inc.](https://appshunter.io/developer/1435045529) |

## What reviewers say

### WHK

[App page](https://appshunter.io/ios/app/whk-driver/id1117407115)

This application helps drivers execute assigned routes and service containers equipped with specific sensors. It provides real-time driver location for optimized waste management.

**Highlights:** Execute assigned routes, Service containers, Utilize sensor data, Real-time driver positioning, Optimized waste management

**In-app purchases:** none


### Zabble Zero

[App page](https://appshunter.io/ios/app/zabble-zero-mobile-tagging/id1435045530)

This app streamlines waste management operations with a paperless, real-time tracking system. It allows for visual tagging of discarded materials, campaign creation for targeted assessments, and automated data aggregation into actionable metrics. The platform aims to reduce manual data entry and improve waste reduction strategies.

**Highlights:** Paperless waste stream tracking, Real-time analytics dashboard, Visual tagging with AI suggestions, Customizable campaign creation, Offline data collection, Automated PDF and spreadsheet reporting, Email notifications for issues

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

**In-app purchases:** none


## Frequently asked questions

### Is WHK free?

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

### Is Zabble Zero free?

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

### Which has better reviews, WHK or Zabble Zero?

WHK is rated higher. WHK averages 5.0 out of 5 from 2 ratings, while Zabble Zero averages 4.4 from 9 ratings.

### Do WHK or Zabble Zero have ads?

Neither WHK nor Zabble Zero shows ads.

### Which is updated more often, WHK or Zabble Zero?

WHK ships an update every 20 months, and Zabble Zero monthly. Most recently, WHK was updated on October 24, 2026 and Zabble Zero 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.*