# E.J.C Science&Tech Dictionary vs LDOCE (InApp)

The clearest difference is price: LDOCE (InApp) at Free against E.J.C Science&Tech Dictionary's $3.99. LDOCE (InApp) also leads on review sentiment (40% vs 0%) and update cadence (every 5 weeks vs every 13 months). E.J.C Science&Tech Dictionary's advantage is in-app purchases (none vs 5) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

LDOCE (InApp) is free to download; E.J.C Science&Tech Dictionary costs $3.99 up front. LDOCE (InApp) sells 5 in-app purchases, starting at $2.99 per month. E.J.C Science&Tech Dictionary asks for nothing beyond the download.

E.J.C Science&Tech Dictionary ships an update every 13 months, LDOCE (InApp) every 5 weeks. The most recent releases landed on October 12, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | E.J.C Science&Tech Dictionary | LDOCE (InApp) |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | — | **[4.4 (1.2K ratings)](https://appshunter.io/ios/app/ldoce-inapp/id600007708/reviews)** |
| Number of ratings | — | **1.2K** |
| Positive reviews | 0.0% of reviews | **40.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | **Every 5 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 67 MB | 1.3 GB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 12+ |
| Developer | [AOBO Co.,Ltd](https://appshunter.io/developer/310846199) | [English Channel, Inc.](https://appshunter.io/developer/597837764) |

## 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


### LDOCE (InApp)

[App page](https://appshunter.io/ios/app/ldoce-inapp/id600007708)

This comprehensive English learner's dictionary offers over 230,000 words and meanings, with integrated thesaurus and collocations. It provides clear definitions, real-world examples, and pronunciation files to enhance fluency and vocabulary.

**Highlights:** 230,000+ words, phrases, and meanings, Integrated Thesaurus and Collocations Dictionary, 165,000+ real-world example sentences, Pronunciation files in UK & US accents, Clear definitions using a 2,000-word vocabulary, Academic Word List and Register Notes, Wildcard and spelling suggestion searches

**Features:** Family Sharing, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LDOCE Dictionary | $2.99 | per month |
| Full-text Search activation | Free | one-time |
| Example Sounds download activation | $0.99 | one-time |
| Longman Activator Thesaurus | $7.99 | one-time |
| LDOCE5 activation | $24.99 | one-time |

**What reviewers like**

- 👍 Excellent dictionary with clear definitions
- 🔊 High-quality audio pronunciations
- 🗂️ Comprehensive database of words and phrases
- 🔍 Intuitive search functionality
- 🎓 Helpful for learning and improving English

**What reviewers complain about**

- 🐛 Bugs and crashes after updates
- 🔐 Difficulty restoring purchases on new devices
- 💰 Expensive in-app purchases required
- 🕰️ Slow content downloads
- 🤔 Confusing upgrade process for existing users

**Reported bugs**

- App crashes after iOS updates
- Restore purchase feature not working
- Blank screens when searching for words
- Offline content not downloading properly
- Compatibility issues with newer devices

**Requested features**

- Integrate with other dictionary apps
- Add more example sentences and usage notes
- Implement dark mode and customization options
- Improve iCloud sync for bookmarks and history
- Provide better customer support and communication


## 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 LDOCE (InApp) free?

LDOCE (InApp) is free to download, with in-app purchases available.

### Do E.J.C Science&Tech Dictionary or LDOCE (InApp) have ads?

LDOCE (InApp) shows ads; E.J.C Science&Tech Dictionary does not.

### Which is updated more often, E.J.C Science&Tech Dictionary or LDOCE (InApp)?

E.J.C Science&Tech Dictionary ships an update every 13 months, and LDOCE (InApp) every 5 weeks. Most recently, E.J.C Science&Tech Dictionary was updated on October 12, 2026 and LDOCE (InApp) on October 22, 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.*