# feiffer grain vs COMET8

The clearest difference is update cadence: feiffer grain at monthly against COMET8's every 17 months. COMET8's advantage is iOS requirement (11.0 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.

feiffer grain ships an update monthly, COMET8 every 17 months. The most recent releases landed on September 24, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | feiffer grain | COMET8 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/feiffer-grain/id999108374/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 17 months |
| Monetization | Free | — |
| Size | 7 MB | 33 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andrea Feiffer](https://appshunter.io/developer/875043798) | [Andres Mena Tobar](https://appshunter.io/developer/1487763227) |

## What reviewers say

### feiffer grain

[App page](https://appshunter.io/ios/app/feiffer-grain/id999108374)

This application helps farmers accurately measure grain loss during combine harvesting. It calibrates loss control and optimizes combine harvester settings for all crops and configurations. Requires a specific loss control pan made by Feiffer Consult.

**Highlights:** Accurate grain loss measurement, Combine harvester calibration, Optimal combine adjustment, Universal tool for all crops, Calculates loss in %, bushel/acre, $/acre

**Features:** macOS Compatibility

**In-app purchases:** none


### COMET8

[App page](https://appshunter.io/ios/app/comet8/id1578084748)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is feiffer grain free?

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

### Is COMET8 free?

COMET8 is free to download, with no in-app purchases.

### Do feiffer grain or COMET8 have ads?

Neither feiffer grain nor COMET8 shows ads.

### Which is updated more often, feiffer grain or COMET8?

feiffer grain ships an update monthly, and COMET8 every 17 months. Most recently, feiffer grain was updated on September 24, 2026 and COMET8 on October 6, 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.*