# DEVOCEAN(데보션) vs Zzz

The clearest difference is ads: DEVOCEAN(데보션) at none against Zzz's shown. Zzz's advantage is update cadence (every 3 days vs every 2 months) and iOS requirement (11.0 vs 15.0). On price, 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.

DEVOCEAN(데보션) ships an update every 2 months, Zzz every 3 days. The most recent releases landed on October 9, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | DEVOCEAN(데보션) | Zzz |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 44 MB | 67 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [SK Telecom](https://appshunter.io/developer/329992155) | [Gi Seong Lee](https://appshunter.io/developer/1588552428) |

## What reviewers say

### DEVOCEAN(데보션)

[App page](https://appshunter.io/ios/app/devocean/id1632168032)

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

**In-app purchases:** none


### Zzz

[App page](https://appshunter.io/ios/app/zzz/id6467024661)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DEVOCEAN(데보션) free?

DEVOCEAN(데보션) is free to download, with no in-app purchases.

### Is Zzz free?

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

### Do DEVOCEAN(데보션) or Zzz have ads?

Zzz shows ads; DEVOCEAN(데보션) does not.

### Which is updated more often, DEVOCEAN(데보션) or Zzz?

DEVOCEAN(데보션) ships an update every 2 months, and Zzz every 3 days. Most recently, DEVOCEAN(데보션) was updated on October 9, 2026 and Zzz on October 12, 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.*