# Kodaira Garbage Sorting App vs DiaryQ

The clearest difference is update cadence: DiaryQ at every 3 days against Kodaira Garbage Sorting App's every 8 months. Kodaira Garbage Sorting App's advantage is iOS requirement (15.6 vs 17.0). 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.

Kodaira Garbage Sorting App ships an update every 8 months, DiaryQ every 3 days. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Kodaira Garbage Sorting App | DiaryQ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 13.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 3 MB | 31 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [G-Place Corporation](https://appshunter.io/developer/778569521) | [Takeaki Hashimoto](https://appshunter.io/developer/6775720582) |

## What reviewers say

### Kodaira Garbage Sorting App

[App page](https://appshunter.io/ios/app/kodaira-garbage-sorting-app/id1434362104)

This app helps you manage city information and daily tasks. It provides event calendars, notifications, and useful local details. It also includes a comprehensive garbage sorting guide and collection reminders.

**Highlights:** Event calendar with category filtering, Customizable city notifications, Local subsidies and grants information, Garbage collection schedule, Garbage disposal reminders, Searchable garbage sorting reference

**Features:** Vision Pro support

**In-app purchases:** none


### DiaryQ

[App page](https://appshunter.io/ios/app/diaryq/id6799314094)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kodaira Garbage Sorting App free?

Kodaira Garbage Sorting App is free to download, with no in-app purchases.

### Is DiaryQ free?

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

### Do Kodaira Garbage Sorting App or DiaryQ have ads?

Neither Kodaira Garbage Sorting App nor DiaryQ shows ads.

### Which is updated more often, Kodaira Garbage Sorting App or DiaryQ?

Kodaira Garbage Sorting App ships an update every 8 months, and DiaryQ every 3 days. Most recently, Kodaira Garbage Sorting App was updated on October 6, 2026 and DiaryQ on October 12, 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.*