# アイカサ vs GomiMap

The clearest difference is review sentiment: GomiMap at 100% against アイカサ's 4%. GomiMap also leads on monetization model (ad-supported vs free with in-app purchases). アイカサ's advantage is update cadence (fortnightly vs every 2 months). 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.

アイカサ ships an update fortnightly, GomiMap every 2 months. The most recent releases landed on October 20, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | アイカサ | GomiMap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/ikasa/id1506370081/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 4.2% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 143 MB | 114 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [株式会社NatureInnovationGroup](https://appshunter.io/developer/1506370080) | [GOMI-MAP NPO](https://appshunter.io/developer/1747878165) |

## What reviewers say

### アイカサ

[App page](https://appshunter.io/ios/app/ikasa/id1506370081)

Rent an umbrella easily through a mobile app. Find nearby rental spots, unlock an umbrella with a QR code, and return it to any available spot. Offers affordable hourly rates and subscription plans for convenient, eco-friendly rain protection.

**Highlights:** Map-based rental spot search, QR code unlocking, Return to any spot, Affordable hourly rates, Subscription plans, Eco-friendly umbrella sharing

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

**In-app purchases:** none


### GomiMap

[App page](https://appshunter.io/ios/app/gomimap/id6670175064)

Locate nearby trash bins and receive AI-powered, ward-specific instructions for sorting waste in Japan. This app simplifies recycling for residents and tourists, aiming to increase recycling rates and contribute to a cleaner environment.

**Highlights:** Find nearest trash bins, AI-powered waste sorting guidance, Ward-specific disposal rules, Crowdsourced community contributions, Supports locals, tourists, and residents, Environmental impact tracking

**In-app purchases:** none


## Frequently asked questions

### Is アイカサ free?

アイカサ is free to download, with no in-app purchases.

### Is GomiMap free?

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

### Do アイカサ or GomiMap have ads?

Both アイカサ and GomiMap show ads.

### Which is updated more often, アイカサ or GomiMap?

アイカサ ships an update fortnightly, and GomiMap every 2 months. Most recently, アイカサ was updated on October 20, 2026 and GomiMap on October 9, 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.*