# E.J.C Science&Tech Dictionary vs 快译通日华华日辞典

The clearest difference is review sentiment: 快译通日华华日辞典 at 79% against E.J.C Science&Tech Dictionary's 0%. 快译通日华华日辞典 also leads on update cadence (every 3 months vs every 13 months) and iOS requirement (11.0 vs 15.6). E.J.C Science&Tech Dictionary's advantage is price ($3.99 vs $6.99). On ads, in-app purchases and device support there is nothing between them.

E.J.C Science&Tech Dictionary costs $3.99 and 快译通日华华日辞典 $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

E.J.C Science&Tech Dictionary ships an update every 13 months, 快译通日华华日辞典 every 3 months. Both last shipped on November 10, 2026.

## The numbers

| Metric | E.J.C Science&Tech Dictionary | 快译通日华华日辞典 |
| --- | --- | --- |
| Price | **$3.99** | $6.99 |
| Rating | — | **[4.0 (3 ratings)](https://appshunter.io/ios/app/id478241843/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 0.0% of reviews | **79.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 3 months** |
| Monetization | Paid | — |
| Size | 67 MB | 585 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AOBO Co.,Ltd](https://appshunter.io/developer/310846199) | [Otek International Inc.](https://appshunter.io/developer/318583126) |

## What reviewers say

### E.J.C Science&Tech Dictionary

[App page](https://appshunter.io/ios/app/ejc-science-and-tech-dictionary/id363371011)

This application provides a quick reference for scientific and technical terms in English, Japanese, and Chinese. It offers offline access to a large database of words, allowing for fast lookups and easy navigation through search history and bookmarks.

**Highlights:** Offline dictionary access, English, Japanese, Chinese terms, Search by prefix or partial match, Bookmark and history functions, Quick word lookups, Large word database

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

**In-app purchases:** none


### 快译通日华华日辞典

[App page](https://appshunter.io/ios/app/id478241843)

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

**In-app purchases:** none


## Frequently asked questions

### Is E.J.C Science&Tech Dictionary free?

E.J.C Science&Tech Dictionary costs $3.99, with no in-app purchases.

### Is 快译通日华华日辞典 free?

快译通日华华日辞典 costs $6.99, with no in-app purchases.

### Do E.J.C Science&Tech Dictionary or 快译通日华华日辞典 have ads?

Neither E.J.C Science&Tech Dictionary nor 快译通日华华日辞典 shows ads.

### Which is updated more often, E.J.C Science&Tech Dictionary or 快译通日华华日辞典?

E.J.C Science&Tech Dictionary ships an update every 13 months, and 快译通日华华日辞典 every 3 months. Most recently, E.J.C Science&Tech Dictionary was updated on November 10, 2026 and 快译通日华华日辞典 on November 10, 2026.

---

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