# Rnker vs DojoSync

The clearest difference is rating: DojoSync at 5.0 against Rnker's 4.1. DojoSync also leads on in-app purchases (none vs 18) and update cadence (every 3 days vs weekly). Rnker's advantage is ratings volume (10 vs 2). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Rnker sells 18 in-app purchases, starting at $4.99 per 7 days. DojoSync asks for nothing beyond the download.

DojoSync holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: Rnker has 10 ratings behind it against 2, so its average is the more settled of the two.

Rnker ships an update weekly, DojoSync every 3 days. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Rnker | DojoSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (10 ratings)](https://appshunter.io/ios/app/rnker/id1499652559/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/dojosync/id6761392296/reviews)** |
| Number of ratings | **10** | 2 |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 49 MB | 52 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mohamed Elsergany](https://appshunter.io/developer/1499652558) | [DojoSync, LLC](https://appshunter.io/developer/1889303053) |

## What reviewers say

### Rnker

[App page](https://appshunter.io/ios/app/rnker/id1499652559)

This app serves as a digital hub for Taekwondo players, providing access to rankings, tournament information, and draw sheets. It aims to centralize essential data for practitioners and organizers within the sport.

**Highlights:** Taekwondo player rankings, Tournament draw sheets, Event management, Digital hub for Taekwondo, Player statistics

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

**In-app purchases (18)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly; 1 month; 1 weight | $4.99 | per 7 days |
| Monthly; 1 month; 1 weight | $11.99 | per month |
| 6 months; 1 month; 1 weight | $59.99 | per 6 months |
| 6 months; 1 month; 2 weight | $109.99 | per 6 months |
| Yearly; 1 month; 1 weight | $119.99 | per year |
| 6 months; 1 month; 3 weight | $149.99 | per 6 months |
| Yearly; 1 month; 3 weight | $299.99 | per year |
| Yearly; 1 month; 6 weight | $499.99 | per year |
| 6 months; 1 month; 6 weight | $500.00 | per 6 months |
| Yearly; 1 month; 10 weight | $799.99 | per year |
| 5 Coins | $7.99 | one-time |
| 10 Coins | $14.00 | one-time |
| 25 Coins | $30.00 | one-time |
| 50 Coins | $58.00 | one-time |
| 100 Coins | $109.99 | one-time |
| 250 Coins | $199.99 | one-time |
| 500 Coins | $499.99 | one-time |
| 1,000 Coins | $999.99 | one-time |


### DojoSync

[App page](https://appshunter.io/ios/app/dojosync/id6761392296)

This app streamlines martial arts school operations, from tournament coordination and event management to family communication. It offers features for browsing events, managing student progress, and facilitating team chat, replacing multiple scattered tools with a single platform.

**Highlights:** Tournament and event browsing, Family RSVP and payment tracking, Belt testing registration and progress tracking, Real-time team chat and announcements, Student profile and membership management, Lead management for schools

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

**In-app purchases:** none


## Frequently asked questions

### Is Rnker free?

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

### Is DojoSync free?

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

### Which has better reviews, Rnker or DojoSync?

DojoSync is rated higher. Rnker averages 4.1 out of 5 from 10 ratings, while DojoSync averages 5.0 from 2 ratings.

### Do Rnker or DojoSync have ads?

Neither Rnker nor DojoSync shows ads.

### Which is updated more often, Rnker or DojoSync?

Rnker ships an update weekly, and DojoSync every 3 days. Most recently, Rnker was updated on October 10, 2026 and DojoSync on October 7, 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.*