# OPeace vs ChillDay

OPeace and ChillDay are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

OPeace ships an update every 3 days, ChillDay every 2 days. The most recent releases landed on October 3, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | OPeace | ChillDay |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 days | **Every 2 days** |
| Size | 37 MB | 2 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Wonji Suh](https://appshunter.io/developer/1638510353) | [Seungui Moon](https://appshunter.io/developer/1699952332) |

## What reviewers say

### OPeace

[App page](https://appshunter.io/ios/app/opeace/id6587550388)

**Features:** macOS Compatibility

**In-app purchases:** none


### ChillDay

[App page](https://appshunter.io/ios/app/chillday/id6740382908)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OPeace free?

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

### Is ChillDay free?

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

### Do OPeace or ChillDay have ads?

Neither OPeace nor ChillDay shows ads.

### Which is updated more often, OPeace or ChillDay?

OPeace ships an update every 3 days, and ChillDay every 2 days. Most recently, OPeace was updated on October 3, 2026 and ChillDay 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.*