# Dラボ vs ReZARD公式アプリ

The clearest difference is in-app purchases: ReZARD公式アプリ at none against Dラボ's 5. ReZARD公式アプリ also leads on rating (5.0 vs 4.8). Dラボ's advantage is ratings volume (12 vs 1) and device support (3 vs 1). On price, update cadence and ads there is nothing between them.

Both are free to download. Dラボ sells 5 in-app purchases, starting at $1.99 per month. ReZARD公式アプリ asks for nothing beyond the download.

ReZARD公式アプリ holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Dラボ has 12 ratings behind it against 1, so its average is the more settled of the two.

Dラボ ships an update fortnightly, ReZARD公式アプリ monthly. The most recent releases landed on September 25, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | Dラボ | ReZARD公式アプリ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (12 ratings)](https://appshunter.io/ios/app/d-daigo/id1465859054/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rezard/id6745264245/reviews)** |
| Number of ratings | **12** | 1 |
| Positive reviews | 13.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 79 MB | 8 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [keigo matsumaru](https://appshunter.io/developer/1405989123) | [ReZARD](https://appshunter.io/developer/1803535876) |

## What reviewers say

### Dラボ

[App page](https://appshunter.io/ios/app/d-daigo/id1465859054)

Access thousands of psychology videos explained by a popular mentalist. Enjoy features like offline playback, adjustable playback speed, and personalized recommendations. Unlock premium features with subscription plans.

**Highlights:** Thousands of psychology videos, Offline video playback, Adjustable playback speed, Background playback, Chapter saving, Recommended courses, Suggestive search

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月間払い | $1.99 | per month |
| 月間払い | $2.49 | per month |
| 半年払い | $14.49 | per 6 months |
| 年間払い | $27.49 | per year |
| 月間払い | $34.99 | per month |


### ReZARD公式アプリ

[App page](https://appshunter.io/ios/app/rezard/id6745264245)

Access exclusive premium video content and blog posts from the web, now available on your smartphone. Enjoy seamless browsing with tag and keyword search, picture-in-picture viewing for multitasking, and a stress-free user experience.

**Highlights:** Exclusive video content, Premium blog posts, Tag and keyword search, Picture-in-picture viewing, Smooth UI design, Offline content access

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Dラボ free?

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

### Is ReZARD公式アプリ free?

ReZARD公式アプリ is free to download, with no in-app purchases.

### Which has better reviews, Dラボ or ReZARD公式アプリ?

ReZARD公式アプリ is rated higher. Dラボ averages 4.8 out of 5 from 12 ratings, while ReZARD公式アプリ averages 5.0 from 1 ratings.

### Do Dラボ or ReZARD公式アプリ have ads?

Neither Dラボ nor ReZARD公式アプリ shows ads.

### Which is updated more often, Dラボ or ReZARD公式アプリ?

Dラボ ships an update fortnightly, and ReZARD公式アプリ monthly. Most recently, Dラボ was updated on September 25, 2026 and ReZARD公式アプリ on June 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.*