# Eng vs Kiku

The clearest difference is in-app purchases: Eng at none against Kiku's 2. Kiku's advantage is ads (none vs shown) and update cadence (fortnightly vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Kiku sells 2 in-app purchases, starting at $4.99 per month. Eng asks for nothing beyond the download.

Eng ships an update every 3 months, Kiku fortnightly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Eng | Kiku |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/kiku-learn-languages/id6751005876/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | **Free** | Subscription |
| Size | 30 MB | 28 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Liem Vo Trung](https://appshunter.io/developer/887563980) | [Numfor Chiaso'Oh Mbiziwo-Tiapo](https://appshunter.io/developer/1810649152) |

## What reviewers say

### Eng

[App page](https://appshunter.io/ios/app/eng-viet-dictionary-and-study/id1523127820)

This dictionary app assists English learners by boosting vocabulary and correcting spelling. It offers features like searching in both English and Vietnamese, bookmarking favorite words, and listening to correct pronunciations. Developed with Flutter, it also supports dark mode.

**Highlights:** Search English and Vietnamese words, Bookmark favorite words, Listen to correct spelling, Dark mode support, Vocabulary building, Spelling correction

**Features:** macOS Compatibility

**In-app purchases:** none


### Kiku

[App page](https://appshunter.io/ios/app/kiku-learn-languages/id6751005876)

Master new languages through engaging content inspired by social media. Begin with a free trial, then unlock full access with a subscription to explore diverse learning materials.

**Highlights:** Learn languages from social media content, Free trial available, Subscription-based access, Multiple subscription plans, Supports iPhone, iPad, and iPod

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KiKu Monthly | $4.99 | per month |
| KiKu Yearly | $29.99 | per year |


## Frequently asked questions

### Is Eng free?

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

### Is Kiku free?

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

### Do Eng or Kiku have ads?

Eng shows ads; Kiku does not.

### Which is updated more often, Eng or Kiku?

Eng ships an update every 3 months, and Kiku fortnightly. Most recently, Eng was updated on November 3, 2026 and Kiku on October 30, 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.*