# OpenMDict vs Clean Water Radar

The clearest difference is in-app purchases: OpenMDict at none against Clean Water Radar's 10. OpenMDict also leads on iOS requirement (15.6 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Clean Water Radar sells 10 one-off in-app purchases. OpenMDict asks for nothing beyond the download.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on November 9, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | OpenMDict | Clean Water Radar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/openmdict/id6759032057/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Free | — |
| Size | 78 MB | 4 MB |
| Requires iOS | **15.6** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Han Yin](https://appshunter.io/developer/1864030563) | [Thomas Richardson](https://appshunter.io/developer/1887851473) |

## What reviewers say

### OpenMDict

[App page](https://appshunter.io/ios/app/openmdict/id6759032057)

This free, open-source dictionary reader allows you to view definitions from multiple dictionaries simultaneously. It offers pop-up lookup from any app and syncs your dictionaries, bookmarks, and history across devices via iCloud. Includes over 65 curated dictionaries to get you started.

**Highlights:** Multiple layout modes (Columns, Grid, List), Pop-up lookup via Action Extension, Jump search within definitions, iCloud sync for dictionaries and history, Import unlimited dictionaries and create groups, Includes 65+ curated open-source dictionaries, Dark mode enhancements with adjustable brightness

**Features:** macOS Compatibility

**In-app purchases:** none


### Clean Water Radar

[App page](https://appshunter.io/ios/app/clean-water-radar/id6771818304)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Türkiye Data | $3.99 | one-time |
| France Data | $3.99 | one-time |
| Germany Data | $3.99 | one-time |
| Italy Data | $3.99 | one-time |
| Portugal Data | $3.99 | one-time |
| Spain Data | $3.99 | one-time |
| Czech Republic Data | $3.99 | one-time |
| Finland Data | $3.99 | one-time |
| Sweden Data | $3.99 | one-time |
| Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is OpenMDict free?

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

### Is Clean Water Radar free?

Clean Water Radar is free to download, with in-app purchases available.

### Do OpenMDict or Clean Water Radar have ads?

Neither OpenMDict nor Clean Water Radar shows ads.

### Which is updated more often, OpenMDict or Clean Water Radar?

OpenMDict ships an update fortnightly, and Clean Water Radar fortnightly. Most recently, OpenMDict was updated on November 9, 2026 and Clean Water Radar on November 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*