# Eastwind Polyphone vs Deloros

Eastwind Polyphone and Deloros are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Eastwind Polyphone ships an update every 6 weeks, Deloros every 3 weeks. The most recent releases landed on October 26, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Eastwind Polyphone | Deloros |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Size | 134 MB | 89 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Eastwind](https://appshunter.io/developer/628388995) | [TechnoService OOO](https://appshunter.io/developer/1524770417) |

## What reviewers say

### Eastwind Polyphone

[App page](https://appshunter.io/ios/app/eastwind-polyphone/id1458097345)

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

**In-app purchases:** none


### Deloros

[App page](https://appshunter.io/ios/app/deloros/id1673693974)

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

**In-app purchases:** none


## Frequently asked questions

### Is Eastwind Polyphone free?

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

### Is Deloros free?

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

### Do Eastwind Polyphone or Deloros have ads?

Neither Eastwind Polyphone nor Deloros shows ads.

### Which is updated more often, Eastwind Polyphone or Deloros?

Eastwind Polyphone ships an update every 6 weeks, and Deloros every 3 weeks. Most recently, Eastwind Polyphone was updated on October 26, 2026 and Deloros on October 13, 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.*