# Denkidai vs OTM

The clearest difference is iOS requirement: Denkidai at 10.0 against OTM's 12.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Denkidai ships an update every 2 months, OTM every 6 weeks. The most recent releases landed on October 26, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Denkidai | OTM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/otm/id1386329553/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 8 MB | 17 MB |
| Requires iOS | **10.0** | 12.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SHIGEYUKI TAKAHASHI](https://appshunter.io/developer/437200400) | [Chris Whelan](https://appshunter.io/developer/1386329552) |

## What reviewers say

### Denkidai

[App page](https://appshunter.io/ios/app/denkidai/id483503590)

**Features:** macOS Compatibility

**In-app purchases:** none


### OTM

[App page](https://appshunter.io/ios/app/otm/id1386329553)

Manage before and after school enrichment programs, camps, and clinics. Streamline operations for your organization with this comprehensive software solution.

**Highlights:** Enrichment program management, Camp management, Clinic management, Before and after school program scheduling, Software solution

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Denkidai free?

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

### Is OTM free?

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

### Do Denkidai or OTM have ads?

Neither Denkidai nor OTM shows ads.

### Which is updated more often, Denkidai or OTM?

Denkidai ships an update every 2 months, and OTM every 6 weeks. Most recently, Denkidai was updated on October 26, 2026 and OTM on October 20, 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.*