# OpenMDict vs 1secDic

The clearest difference is in-app purchases: OpenMDict at none against 1secDic's 1. OpenMDict also leads on ads (none vs shown). On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for OpenMDict against 5.0 for 1secDic. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

OpenMDict ships an update every 10 days, 1secDic every 2 weeks. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | OpenMDict | 1secDic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/openmdict/id6759032057/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/1secdic-mdictepwing-reader/id6759234827/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 83 MB | 27 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Han Yin](https://appshunter.io/developer/1864030563) | [editoy Inc.](https://appshunter.io/developer/1191725361) |

## 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, Vision Pro support

**In-app purchases:** none


### 1secDic

[App page](https://appshunter.io/ios/app/1secdic-mdictepwing-reader/id6759234827)

This app is a high-performance dictionary reader for language enthusiasts, offering instant searches across large EPWING and MDict collections. It features a customizable interface, AI chat capabilities, and multi-platform support.

**Highlights:** Blazing-Fast EPWING/MDict Engine, AI Chat powered by Apple Intelligence, Multi-Platform Support (macOS, iOS, iPadOS, Apple Watch), Retro Aesthetic (Vintage Mode), Precise Rendering of special characters, Instant Access with search history and bookmarks, Integrated Text-to-Speech (TTS)

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Unlock (All Devices) | $7.99 | one-time |


## Frequently asked questions

### Is OpenMDict free?

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

### Is 1secDic free?

1secDic is free to download, with in-app purchases available.

### Which has better reviews, OpenMDict or 1secDic?

OpenMDict and 1secDic are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do OpenMDict or 1secDic have ads?

1secDic shows ads; OpenMDict does not.

### Which is updated more often, OpenMDict or 1secDic?

OpenMDict ships an update every 10 days, and 1secDic every 2 weeks. Most recently, OpenMDict was updated on October 3, 2026 and 1secDic on October 7, 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.*