# tsubomaster vs -般若心経をおぼえよう-

The clearest difference is ads: -般若心経をおぼえよう- at none against tsubomaster's shown. -般若心経をおぼえよう- also leads on update cadence (every 5 weeks vs every 6 months) and device support (3 vs 1). On price and in-app purchases there is nothing between them.

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

tsubomaster ships an update every 6 months, -般若心経をおぼえよう- every 5 weeks. The most recent releases landed on October 30, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | tsubomaster | -般若心経をおぼえよう- |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/id805504877/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 5 weeks** |
| Monetization | — | Free |
| Size | 9 MB | 148 MB |
| Requires iOS | 16.6 | **10.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [JK-SCIENCE CO., LTD.](https://appshunter.io/developer/493464594) | [Kensuke Tsuzuki](https://appshunter.io/developer/805504880) |

## What reviewers say

### tsubomaster

[App page](https://appshunter.io/ios/app/tsubomaster/id493464591)

**Features:** macOS Compatibility

**In-app purchases:** none


### -般若心経をおぼえよう-

[App page](https://appshunter.io/ios/app/id805504877)

Learn the Heart Sutra through multiple-choice quizzes. It also serves as a recitation aid, with a version featuring Hatsune Miku reading aloud included.

**Highlights:** Multiple-choice quizzes, Recitation aid, Hatsune Miku voice option, Learn Heart Sutra

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is tsubomaster free?

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

### Is -般若心経をおぼえよう- free?

-般若心経をおぼえよう- is free to download, with no in-app purchases.

### Do tsubomaster or -般若心経をおぼえよう- have ads?

tsubomaster shows ads; -般若心経をおぼえよう- does not.

### Which is updated more often, tsubomaster or -般若心経をおぼえよう-?

tsubomaster ships an update every 6 months, and -般若心経をおぼえよう- every 5 weeks. Most recently, tsubomaster was updated on October 30, 2026 and -般若心経をおぼえよう- on November 1, 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.*