# どこでもチャイム vs Retro ID

The clearest difference is in-app purchases: どこでもチャイム at none against Retro ID's 4. どこでもチャイム also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Retro ID sells 4 in-app purchases, starting at $9.99 per 7 days. どこでもチャイム asks for nothing beyond the download.

## The numbers

| Metric | どこでもチャイム | Retro ID |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/retro-id-tech-identifier-ai/id6759243217/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 80 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NANA YAMAUCHI](https://appshunter.io/developer/1738015993) | [Dogan TURAN](https://appshunter.io/developer/1759144166) |

## What reviewers say

### どこでもチャイム

[App page](https://appshunter.io/ios/app/id6480052820)

**Features:** macOS Compatibility

**In-app purchases:** none


### Retro ID

[App page](https://appshunter.io/ios/app/retro-id-tech-identifier-ai/id6759243217)

Instantly identify vintage electronics using AI-powered image recognition. Get details on brand, model, era, authentication, condition, estimated value, and historical context. Track your collection's total worth and share your findings.

**Highlights:** AI-powered identification, Authentication assessment, Condition grading, Estimated market value, Price trend indicator, Collection management, Technical specifications

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Retro Identifier Pro Weekly | $9.99 | per 7 days |
| Retro Identifier Annually | $29.99 | per year |
| Retro Identifier Annually | $29.99 | per year |
| Retro Identifier Pro Annually | $59.99 | per year |


## Frequently asked questions

### Is どこでもチャイム free?

どこでもチャイム is free to download, with no in-app purchases.

### Is Retro ID free?

Retro ID is free to download, with in-app purchases available.

### Do どこでもチャイム or Retro ID have ads?

Retro ID shows ads; どこでもチャイム does not.

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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.*