# OneJitsu vs GrapplApp

The clearest difference is rating: GrapplApp at 4.4 against OneJitsu's 1.0. GrapplApp also leads on in-app purchases (none vs 7) and ratings volume (7 vs 1). OneJitsu's advantage is update cadence (every 4 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. OneJitsu sells 7 in-app purchases, starting at $44.99 per month. GrapplApp asks for nothing beyond the download.

GrapplApp holds the better App Store score, 4.4 against 1.0. That said, the two scores are not equally well evidenced: GrapplApp has 7 ratings behind it against 1, so its average is the more settled of the two.

OneJitsu ships an update every 4 days, GrapplApp every 3 weeks. The most recent releases landed on September 10, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | OneJitsu | GrapplApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/onejitsu/id1422478946/reviews) | **[4.4 (7 ratings)](https://appshunter.io/ios/app/grapplapp/id6746665509/reviews)** |
| Number of ratings | 1 | **7** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 69 MB | 55 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [PHIL@KOD](https://appshunter.io/developer/1385535897) | [GrapplApp LLC.](https://appshunter.io/developer/1817769398) |

## What reviewers say

### OneJitsu

[App page](https://appshunter.io/ios/app/onejitsu/id1422478946)

Discover Brazilian Jiu-Jitsu gyms and training partners globally. Book sessions, join events, and connect with practitioners. Gym managers can manage academies, schedules, and communicate with members.

**Highlights:** Find BJJ gyms and training partners, Book sessions and courses, Discover events (competitions, seminars), Track registered sessions, Gym management tools, Integrated messaging for community connection, Available in 14 languages

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly premium account | $44.99 | per month |
| Annual premium membership | $390.00 | per year |
| Notify at 100km | $0.99 | one-time |
| Notify at 250km | $1.99 | one-time |
| Notify at 500km | $2.99 | one-time |
| Notify at 750km | $3.99 | one-time |
| Notify at 1000km | $4.99 | one-time |


### GrapplApp

[App page](https://appshunter.io/ios/app/grapplapp/id6746665509)

This app connects martial arts students with instructors and training sessions. Find open mats, book classes, and manage your training digitally. Instructors can host sessions, manage bookings, and connect with students.

**Highlights:** Find open mats and gyms, Book sessions with instructors, Digital waiver signing, Track training across locations, Host mobile open mats, Manage bookings and waivers

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

**In-app purchases:** none


## Frequently asked questions

### Is OneJitsu free?

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

### Is GrapplApp free?

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

### Which has better reviews, OneJitsu or GrapplApp?

GrapplApp is rated higher. OneJitsu averages 1.0 out of 5 from 1 ratings, while GrapplApp averages 4.4 from 7 ratings.

### Do OneJitsu or GrapplApp have ads?

Neither OneJitsu nor GrapplApp shows ads.

### Which is updated more often, OneJitsu or GrapplApp?

OneJitsu ships an update every 4 days, and GrapplApp every 3 weeks. Most recently, OneJitsu was updated on September 10, 2026 and GrapplApp on September 22, 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.*