# MSB TKD System vs idojo

The clearest difference is update cadence: MSB TKD System at every 7 months against idojo's every 32 months. On price, ads, in-app purchases and device support there is nothing between them.

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

MSB TKD System ships an update every 7 months, idojo every 32 months. The most recent releases landed on September 26, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | MSB TKD System | idojo |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 32 months |
| Monetization | — | Free |
| Size | 64 MB | 25 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pac Servicos Em Sistemas Ltda - ME](https://appshunter.io/developer/1179620453) | [DOMORE SOFTWARE LTDA - ME](https://appshunter.io/developer/1294257239) |

## What reviewers say

### MSB TKD System

[App page](https://appshunter.io/ios/app/msb-tkd-system/id1289098426)

**Features:** macOS Compatibility

**In-app purchases:** none


### idojo

[App page](https://appshunter.io/ios/app/idojo/id1448223580)

Manage your martial arts academy with features for membership payments, student tracking, class scheduling, and graduation systems. Students can access their progress, schedules, and payment history via a mobile app.

**Highlights:** Membership and payment tracking, Student graduation system, Class and schedule organization, Training location management, Customizable financial reports, Student personal data management, Class attendance and registration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MSB TKD System free?

MSB TKD System is free to download, with no in-app purchases.

### Is idojo free?

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

### Do MSB TKD System or idojo have ads?

Neither MSB TKD System nor idojo shows ads.

### Which is updated more often, MSB TKD System or idojo?

MSB TKD System ships an update every 7 months, and idojo every 32 months. Most recently, MSB TKD System was updated on September 26, 2026 and idojo on October 2, 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.*