# Insects in Stored Grain vs Unit Eater

The clearest difference is in-app purchases: Insects in Stored Grain at none against Unit Eater's 2. Insects in Stored Grain also leads on iOS requirement (8.1 vs 12.0). Unit Eater's advantage is device support (4 vs 2). On price and ads there is nothing between them.

Both are free to download. Unit Eater sells 2 in-app purchases, starting at $0.99 per month. Insects in Stored Grain asks for nothing beyond the download.

## The numbers

| Metric | Insects in Stored Grain | Unit Eater |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 21 MB | 65 MB |
| Requires iOS | **8.1** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [University of Manitoba](https://appshunter.io/developer/409352166) | [Tom Leon Schmidt](https://appshunter.io/developer/1634212175) |

## What reviewers say

### Insects in Stored Grain

[App page](https://appshunter.io/ios/app/insects-in-stored-grain/id945119700)

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

**In-app purchases:** none


### Unit Eater

[App page](https://appshunter.io/ios/app/unit-eater/id6742549723)

This utility app functions as a powerful calculator that handles unit conversions and calculations. It supports a vast array of predefined units and allows users to define their own, making it ideal for scientific and academic tasks. Features include a calculation history, customizable results, and dark mode.

**Highlights:** Unit conversion and calculation, Custom unit definition, Extensive unit library, Calculation history, Customizable result format, Dark mode

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Monthly | $0.99 | per month |
| Premium - Pay once | $3.99 | one-time |


## Frequently asked questions

### Is Insects in Stored Grain free?

Insects in Stored Grain is free to download, with no in-app purchases.

### Is Unit Eater free?

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

### Do Insects in Stored Grain or Unit Eater have ads?

Neither Insects in Stored Grain nor Unit Eater shows ads.

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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.*