# ROCCO vs Kotodute

The clearest difference is in-app purchases: ROCCO at none against Kotodute's 1. ROCCO also leads on iOS requirement (13.0 vs 18.0). Kotodute's advantage is update cadence (weekly vs every 26 months). On price, ads and device support there is nothing between them.

Both are free to download. Kotodute sells 1 one-off in-app purchase. ROCCO asks for nothing beyond the download.

ROCCO ships an update every 26 months, Kotodute weekly. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ROCCO | Kotodute |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 26 months | **Weekly** |
| Size | 3 MB | 12 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Cynd Co.,Ltd.](https://appshunter.io/developer/512501162) | [Toshinori Matsui](https://appshunter.io/developer/1870057546) |

## What reviewers say

### ROCCO

[App page](https://appshunter.io/ios/app/rocco/id1136564125)

**In-app purchases:** none


### Kotodute

[App page](https://appshunter.io/ios/app/kotodute/id6790640785)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kotodute Premium | $5.99 | one-time |


## Frequently asked questions

### Is ROCCO free?

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

### Is Kotodute free?

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

### Do ROCCO or Kotodute have ads?

Neither ROCCO nor Kotodute shows ads.

### Which is updated more often, ROCCO or Kotodute?

ROCCO ships an update every 26 months, and Kotodute weekly. Most recently, ROCCO was updated on October 10, 2026 and Kotodute on October 24, 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.*