# Benham's Disk vs Onidoko

The clearest difference is update cadence: Onidoko at every 3 days against Benham's Disk's every 4 months. Benham's Disk's advantage is iOS requirement (8.0 vs 15.1). 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.

Benham's Disk ships an update every 4 months, Onidoko every 3 days. The most recent releases landed on October 26, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Benham's Disk | Onidoko |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 days** |
| Size | 13 MB | 39 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SoftUmeYa, LLC.](https://appshunter.io/developer/905012689) | [Ren Ohmura](https://appshunter.io/developer/1450792302) |

## What reviewers say

### Benham's Disk

[App page](https://appshunter.io/ios/app/benhams-disk/id1013689922)

**Features:** macOS Compatibility

**In-app purchases:** none


### Onidoko

[App page](https://appshunter.io/ios/app/onidoko/id1450792303)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Benham's Disk free?

Benham's Disk is free to download, with no in-app purchases.

### Is Onidoko free?

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

### Do Benham's Disk or Onidoko have ads?

Neither Benham's Disk nor Onidoko shows ads.

### Which is updated more often, Benham's Disk or Onidoko?

Benham's Disk ships an update every 4 months, and Onidoko every 3 days. Most recently, Benham's Disk was updated on October 26, 2026 and Onidoko on October 11, 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.*