# NAVER Dictionary vs ACA2000

The clearest difference is ads: ACA2000 at none against NAVER Dictionary's shown. ACA2000 also leads on monetization model (free vs free with in-app purchases). NAVER Dictionary's advantage is review sentiment (35% vs 27%). On price, update cadence, 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.

NAVER Dictionary ships an update every 2 months, ACA2000 monthly. Both last shipped on November 14, 2026.

## The numbers

| Metric | NAVER Dictionary | ACA2000 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (253 ratings)](https://appshunter.io/ios/app/naver-dictionary/id673085116/reviews)** | — |
| Number of ratings | **253** | — |
| Positive reviews | **35.5% of reviews** | 26.7% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 70 MB | 12 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [NAVER Corp.](https://appshunter.io/developer/311867731) | [(주)세계로시스템](https://appshunter.io/developer/1123529009) |

## What reviewers say

### NAVER Dictionary

[App page](https://appshunter.io/ios/app/naver-dictionary/id673085116)

Access a comprehensive collection of dictionaries, including English-English, English-Korean, and numerous bilingual options. Features include pronunciation evaluation, everyday conversation examples, and a user-created dictionary platform. All content is available for free.

**Highlights:** 70+ Dictionaries, 30M+ Headwords, Everyday English Conversation, Pronunciation Evaluation, User-created Dictionary Platform, Multiple English Accents

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Comprehensive dictionary
- 🌐 Multilingual support
- 💡 Useful features for language learners

**What reviewers complain about**

- 🐛 Buggy and unstable
- 🕰️ Slow and unresponsive
- 🤔 Confusing and cluttered UI
- 🔍 Difficulty finding desired dictionaries

**Reported bugs**

- App crashes frequently
- Login/sign-up issues
- Inconsistent behavior across updates

**Requested features**

- Add pronunciation audio
- Improve dictionary search and navigation
- Provide dark mode option
- Sync word lists across devices


### ACA2000

[App page](https://appshunter.io/ios/app/aca2000/id1449549158)

This mobile solution streamlines academy operations for administrators and teachers. It allows real-time tracking of daily sales, attendance, and student academic information, enabling efficient management of classes, student progress, and communication.

**Highlights:** Real-time academy status overview, Student, parent, and staff information management, Attendance tracking and SMS notifications, Assignment and make-up class management, Progress and counseling records, Schedule and announcement sharing, Daily work logging and approval

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

**In-app purchases:** none


## Frequently asked questions

### Is NAVER Dictionary free?

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

### Is ACA2000 free?

ACA2000 is free to download, with no in-app purchases.

### Do NAVER Dictionary or ACA2000 have ads?

NAVER Dictionary shows ads; ACA2000 does not.

### Which is updated more often, NAVER Dictionary or ACA2000?

NAVER Dictionary ships an update every 2 months, and ACA2000 monthly. Most recently, NAVER Dictionary was updated on November 14, 2026 and ACA2000 on November 14, 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.*