# WPM Coffee Lab vs WeighMaster

The clearest difference is update cadence: WeighMaster at every 2 weeks against WPM Coffee Lab's every 5 months. WPM Coffee Lab's advantage is iOS requirement (9.0 vs 13.0). 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.

WPM Coffee Lab ships an update every 5 months, WeighMaster every 2 weeks. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | WPM Coffee Lab | WeighMaster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/weighmaster/id6757784515/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 40 MB | 66 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [G.M.P. Industrial Company Limited](https://appshunter.io/developer/1437975252) | [YUEJI TECHNOLOGY (SHENZHEN) LTD](https://appshunter.io/developer/1868917068) |

## What reviewers say

### WPM Coffee Lab

[App page](https://appshunter.io/ios/app/wpm-coffee-lab/id1437975253)

**Features:** macOS Compatibility

**In-app purchases:** none


### WeighMaster

[App page](https://appshunter.io/ios/app/weighmaster/id6757784515)

This app connects to your coffee scale via Bluetooth to provide real-time data curves for the extraction process. It offers multi-mode support, flow monitoring, and automatic assistance for espresso brewing, helping users achieve precise results.

**Highlights:** Bluetooth scale connectivity, Real-time flow monitoring, Multi-mode support (pour-over, espresso), Automatic espresso assistance, Extraction data summary, Dynamic chart visualization

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

**In-app purchases:** none


## Frequently asked questions

### Is WPM Coffee Lab free?

WPM Coffee Lab is free to download, with no in-app purchases.

### Is WeighMaster free?

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

### Do WPM Coffee Lab or WeighMaster have ads?

Neither WPM Coffee Lab nor WeighMaster shows ads.

### Which is updated more often, WPM Coffee Lab or WeighMaster?

WPM Coffee Lab ships an update every 5 months, and WeighMaster every 2 weeks. Most recently, WPM Coffee Lab was updated on October 6, 2026 and WeighMaster 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.*