# Self Defense Unit vs Digitsu

The clearest difference is rating: Digitsu at 5.0 against Self Defense Unit's 3.4. Self Defense Unit's advantage is in-app purchases (none vs 2) and update cadence (fortnightly vs every 5 weeks). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Digitsu sells 2 in-app purchases, starting at $24.99 per month. Self Defense Unit asks for nothing beyond the download.

Digitsu holds the better App Store score, 5.0 against 3.4. Both are backed by a comparable volume of ratings — 10 and 12 respectively.

Self Defense Unit ships an update fortnightly, Digitsu every 5 weeks. The most recent releases landed on October 19, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Self Defense Unit | Digitsu |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (10 ratings)](https://appshunter.io/ios/app/self-defense-unit/id1491016992/reviews) | **[5.0 (12 ratings)](https://appshunter.io/ios/app/digitsu-bjj-library/id6448546329/reviews)** |
| Number of ratings | 10 | **12** |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 13 MB | 22 MB |
| Requires iOS | **11.0** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Gallerr](https://appshunter.io/developer/1477199774) | [Digitsu LLC](https://appshunter.io/developer/1684951521) |

## What reviewers say

### Self Defense Unit

[App page](https://appshunter.io/ios/app/self-defense-unit/id1491016992)

Learn effective strategies for self-defense situations, focusing on timing and positioning. This course teaches you how to find the best leverage points from any given position.

**Highlights:** Situational strategy, Timing importance, Connecting with base, Leverage points, Positioning techniques

**Features:** macOS Compatibility

**In-app purchases:** none


### Digitsu

[App page](https://appshunter.io/ios/app/digitsu-bjj-library/id6448546329)

Access a comprehensive library of Brazilian Jiu-Jitsu instructional courses from expert instructors. Stream or download lessons, track your progress across devices, and utilize an AI assistant for technique and competitor analysis. Subscribe in-app for full access.

**Highlights:** AI assistant for techniques and stats, Full library access, Offline lesson downloads, Cross-device progress sync, Browse by topic or instructor

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $24.99 | per month |
| Annual | $239.99 | per year |


## Frequently asked questions

### Is Self Defense Unit free?

Self Defense Unit is free to download, with no in-app purchases.

### Is Digitsu free?

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

### Which has better reviews, Self Defense Unit or Digitsu?

Digitsu is rated higher. Self Defense Unit averages 3.4 out of 5 from 10 ratings, while Digitsu averages 5.0 from 12 ratings.

### Do Self Defense Unit or Digitsu have ads?

Neither Self Defense Unit nor Digitsu shows ads.

### Which is updated more often, Self Defense Unit or Digitsu?

Self Defense Unit ships an update fortnightly, and Digitsu every 5 weeks. Most recently, Self Defense Unit was updated on October 19, 2026 and Digitsu on October 24, 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.*