# OPeace vs MAPIN

The clearest difference is update cadence: OPeace at every 3 days against MAPIN's every 9 days. MAPIN's advantage is iOS requirement (13.0 vs 17.0). 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.

OPeace ships an update every 3 days, MAPIN every 9 days. The most recent releases landed on October 3, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | OPeace | MAPIN |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 9 days |
| Size | 37 MB | 26 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Wonji Suh](https://appshunter.io/developer/1638510353) | [SWYG](https://appshunter.io/developer/1809607175) |

## What reviewers say

### OPeace

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

**Features:** macOS Compatibility

**In-app purchases:** none


### MAPIN

[App page](https://appshunter.io/ios/app/mapin/id6761400852)

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

**In-app purchases:** none


## Frequently asked questions

### Is OPeace free?

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

### Is MAPIN free?

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

### Do OPeace or MAPIN have ads?

Neither OPeace nor MAPIN shows ads.

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

OPeace ships an update every 3 days, and MAPIN every 9 days. Most recently, OPeace was updated on October 3, 2026 and MAPIN on October 10, 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.*