# よろず換算アプリ vs Bird Sound Identification

The clearest difference is update cadence: Bird Sound Identification at fortnightly against よろず換算アプリ's every 2 months. よろず換算アプリ's advantage is iOS requirement (11.0 vs 15.8.3). 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.

よろず換算アプリ ships an update every 2 months, Bird Sound Identification fortnightly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | よろず換算アプリ | Bird Sound Identification |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6449922225/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 56 MB | 36 MB |
| Requires iOS | **11.0** | 15.8.3 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hirataka Saito](https://appshunter.io/developer/525369908) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### よろず換算アプリ

[App page](https://appshunter.io/ios/app/id6449922225)

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

**In-app purchases:** none


### Bird Sound Identification

[App page](https://appshunter.io/ios/app/bird-sound-identification/id6737462540)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is よろず換算アプリ free?

よろず換算アプリ is free to download, with no in-app purchases.

### Is Bird Sound Identification free?

Bird Sound Identification is free to download, with no in-app purchases.

### Do よろず換算アプリ or Bird Sound Identification have ads?

Both よろず換算アプリ and Bird Sound Identification show ads.

### Which is updated more often, よろず換算アプリ or Bird Sound Identification?

よろず換算アプリ ships an update every 2 months, and Bird Sound Identification fortnightly. Most recently, よろず換算アプリ was updated on November 3, 2026 and Bird Sound Identification on November 4, 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.*