# HarvestCalc vs Hone Lab

The clearest difference is in-app purchases: Hone Lab at none against HarvestCalc's 1. Hone Lab also leads on review sentiment (100% vs 67%) and update cadence (every 5 weeks vs every 8 months). On price and ads there is nothing between them.

Both are free to download. HarvestCalc sells 1 in-app purchase, starting at $14.99 per year. Hone Lab asks for nothing beyond the download.

HarvestCalc ships an update every 8 months, Hone Lab every 5 weeks. The most recent releases landed on October 7, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | HarvestCalc | Hone Lab |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 5 weeks** |
| Monetization | Subscription | **Free** |
| Size | 8 MB | 213 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RB & CL Gribble](https://appshunter.io/developer/1554426721) | [Rapid Phenotyping Pty Ltd](https://appshunter.io/developer/1454204112) |

## What reviewers say

### HarvestCalc

[App page](https://appshunter.io/ios/app/harvestcalc/id701867894)

Calculate grain loss, productivity, and efficiency for combine harvesters. It helps determine net harvesting costs and calibrate grain loss monitors to improve your bottom line.

**Highlights:** Calculate grain loss percentage, weight/area, or $/area, Determine net harvesting cost by weight or area, Assess combine harvester adjustment effectiveness, Calibrate grain loss monitors, Improve combine harvester efficiency and productivity

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HarvestCalc | $14.99 | per year |


### Hone Lab

[App page](https://appshunter.io/ios/app/hone-lab/id1644237548)

This app enables farmers to quickly test the protein and moisture content of wheat and barley samples directly in the field. By wirelessly connecting to a compatible device, users receive real-time results for informed harvest and storage decisions, helping to maximize profits.

**Highlights:** Real-time grain quality testing, Protein and moisture readings, Wireless connection to Hone Lab Red device, Sample history tracking, In-field analysis for farmers

**In-app purchases:** none


## Frequently asked questions

### Is HarvestCalc free?

HarvestCalc is free to download, with in-app purchases available.

### Is Hone Lab free?

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

### Do HarvestCalc or Hone Lab have ads?

Neither HarvestCalc nor Hone Lab shows ads.

### Which is updated more often, HarvestCalc or Hone Lab?

HarvestCalc ships an update every 8 months, and Hone Lab every 5 weeks. Most recently, HarvestCalc was updated on October 7, 2026 and Hone Lab on October 22, 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.*