# 百首読み上げ (Shuffle 100) vs Do

The clearest difference is in-app purchases: 百首読み上げ (Shuffle 100) at none against Do's 4. 百首読み上げ (Shuffle 100) also leads on rating (5.0 vs 4.7) and review sentiment (79% vs 57%). Do's advantage is ratings volume (34 vs 1) and iOS requirement (12.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Do sells 3 in-app purchases, starting at $4.49 per month. 百首読み上げ (Shuffle 100) asks for nothing beyond the download.

百首読み上げ (Shuffle 100) holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Do has 34 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 79% of 百首読み上げ (Shuffle 100)'s written reviews are positive against 57% of Do's.

百首読み上げ (Shuffle 100) ships an update every 2 weeks, Do every 8 days. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 百首読み上げ (Shuffle 100) | Do |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/shuffle-100/id857819404/reviews)** | [4.7 (34 ratings)](https://appshunter.io/ios/app/do-re-mi-lesson/id1537762711/reviews) |
| Number of ratings | 1 | **34** |
| Positive reviews | **78.8% of reviews** | 57.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 8 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 30 MB | 86 MB |
| Requires iOS | 26.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yoshifumi Sato](https://appshunter.io/developer/857819407) | [GENIT Inc.](https://appshunter.io/developer/534975345) |

## What reviewers say

### 百首読み上げ (Shuffle 100)

[App page](https://appshunter.io/ios/app/shuffle-100/id857819404)

This app serves as a reader for the Hyakunin Isshu karuta game, reciting poems with either a VOCALOID or human voice. It offers various modes for different skill levels, including beginner and nonstop play, and allows customization of poem selection and intervals.

**Highlights:** VOCALOID or human reader voice selection, Multiple game modes (Normal, Beginner, Nonstop, Hokkaido), Customizable poem selection, Option to include 'fake poems', Adjustable poem and half-poem intervals, Supports iPhone and iPad

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

**In-app purchases:** none


### Do

[App page](https://appshunter.io/ios/app/do-re-mi-lesson/id1537762711)

Practice sheet music with interactive modes. Play along with guided lessons or test your skills in performance mode. Features a wide variety of songs from nursery rhymes to classical pieces.

**Highlights:** Interactive sheet music practice, Guided practice mode with note correction, Performance mode for independent playing, Extensive song library, Premium plan for full access

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ドレミのおけいこプレミアムプラン | $4.49 | per month |
| ドレミのおけいこプレミアムサービス | $4.49 | per month |
| 「ドレミのおけいこ」買い切りプラン | $19.99 | one-time |


## Frequently asked questions

### Is 百首読み上げ (Shuffle 100) free?

百首読み上げ (Shuffle 100) is free to download, with no in-app purchases.

### Is Do free?

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

### Which has better reviews, 百首読み上げ (Shuffle 100) or Do?

百首読み上げ (Shuffle 100) is rated higher. 百首読み上げ (Shuffle 100) averages 5.0 out of 5 from 1 ratings, while Do averages 4.7 from 34 ratings.

### Do 百首読み上げ (Shuffle 100) or Do have ads?

Neither 百首読み上げ (Shuffle 100) nor Do shows ads.

### Which is updated more often, 百首読み上げ (Shuffle 100) or Do?

百首読み上げ (Shuffle 100) ships an update every 2 weeks, and Do every 8 days. Most recently, 百首読み上げ (Shuffle 100) was updated on November 1, 2026 and Do on November 3, 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.*