# Budo Books vs Diving Standard

The clearest difference is in-app purchases: Diving Standard at none against Budo Books's 10. Diving Standard also leads on update cadence (every 5 days vs every 7 months). Budo Books's advantage is iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Budo Books sells 10 one-off in-app purchases. Diving Standard asks for nothing beyond the download.

Budo Books ships an update every 7 months, Diving Standard every 5 days. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Budo Books | Diving Standard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/budo-books/id1637639330/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 96 MB | 107 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Bunkasha International Corporation](https://appshunter.io/developer/1637639332) | [Mismi Group Limited](https://appshunter.io/developer/1894183235) |

## What reviewers say

### Budo Books

[App page](https://appshunter.io/ios/app/budo-books/id1637639330)

Access digital editions of magazines and books focused on Japanese martial arts. Explore practical, philosophical, and historical aspects of disciplines like kendo, karate, and judo. Purchase individual issues to delve into specific content.

**Highlights:** Digital editions of martial arts publications, Content on kendo, karate, judo, and more, Practical, philosophical, and historical aspects, Purchase individual magazine issues, Focus on Japanese budo

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SE8 | $6.99 | one-time |
| No.31_Vol.8.3 | $9.99 | one-time |
| No.7_Vol.2.3 | $9.99 | one-time |
| No.8_Vol.2.4 | $9.99 | one-time |
| No.32 Vol.8.4 | $9.99 | one-time |
| No.1 Vol.1.1 | $9.99 | one-time |
| No.5_Vol.2.1 | $9.99 | one-time |
| SE18 | $11.99 | one-time |
| SE4 | $11.99 | one-time |
| SE11_BUshido Past and Present | $11.99 | one-time |


### Diving Standard

[App page](https://appshunter.io/ios/app/diving-standard/id6762450359)

**Features:** macOS Compatibility, Apple Wallet, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is Budo Books free?

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

### Is Diving Standard free?

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

### Do Budo Books or Diving Standard have ads?

Neither Budo Books nor Diving Standard shows ads.

### Which is updated more often, Budo Books or Diving Standard?

Budo Books ships an update every 7 months, and Diving Standard every 5 days. Most recently, Budo Books was updated on November 3, 2026 and Diving Standard on November 9, 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.*