# レーダー地図 vs DTalker

The clearest difference is in-app purchases: レーダー地図 at none against DTalker's 2. レーダー地図 also leads on iOS requirement (14.0 vs 16.0). DTalker's advantage is update cadence (every 3 weeks vs every 30 months). On price, ads and device support there is nothing between them.

Both are free to download. DTalker sells 2 in-app purchases, starting at $0.99 per month. レーダー地図 asks for nothing beyond the download.

レーダー地図 ships an update every 30 months, DTalker every 3 weeks. The most recent releases landed on September 9, 2026 and July 5, 2026 respectively.

## The numbers

| Metric | レーダー地図 | DTalker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dtalker/id6447055469/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 30 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 6 MB | 81 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Yoshiyuki Koyanagi](https://appshunter.io/developer/1540530354) | [CREATE SYSTEM DEVELOPMENT CO., LTD](https://appshunter.io/developer/317546640) |

## What reviewers say

### レーダー地図

[App page](https://appshunter.io/ios/app/id1552097407)

**Features:** macOS Compatibility

**In-app purchases:** none


### DTalker

[App page](https://appshunter.io/ios/app/dtalker/id6447055469)

This utility provides Japanese text-to-speech functionality with four distinct voice options. It integrates with system settings for easy voice selection and can be used with accessibility features like VoiceOver. Developers can also utilize it for speech synthesis in their applications.

**Highlights:** Four distinct Japanese voice options, System voice integration, Compatibility with VoiceOver, Developer API for AVSpeechSynthesizer, Selection reading capability

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Demo Version monthly | $0.99 | per month |
| Unlock Demo Version 2 months | $1.99 | per 2 months |


## Frequently asked questions

### Is レーダー地図 free?

レーダー地図 is free to download, with no in-app purchases.

### Is DTalker free?

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

### Do レーダー地図 or DTalker have ads?

Neither レーダー地図 nor DTalker shows ads.

### Which is updated more often, レーダー地図 or DTalker?

レーダー地図 ships an update every 30 months, and DTalker every 3 weeks. Most recently, レーダー地図 was updated on September 9, 2026 and DTalker on July 5, 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.*