English Dictionary Dunno

Developer: Linh Nguyen

Category: Education

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1.6K installs

32 ratings

60 monthly active users

$<10K monthly revenue est.

IAP 100% · Ad 0%

Install Trends

Monthly +12

Declining

English Dictionary Dunno Summary

English Dictionary Dunno is a ad-supported, with in-app purchases iOS app in Education by Linh Nguyen. Released in Jun 2021 (4 years ago). It has 32 ratings with a 4.94★ (excellent) average. Based on AppGoblin estimates, it reaches roughly 60 monthly active users and generates around $<10K monthly revenue (100% IAP / 0% ads). Store metadata: updated Sep 15, 2025.

Store info: Last updated on App Store on Sep 15, 2025 .

SDKs, Trackers & Permissions

App not yet scanned for SDKs.

App Details

Store ID: 1564720498

First Released: 2021-06-04

Store Last Updated: 2025-09-15

In-App Purchases: Yes

Ads: Yes

Website: dunno.ai

App Store

Crawl Status: Success

AppGoblin First Crawled: 2022-11-07

AppGoblin Last Crawled: 2026-03-03

Ads & App-Ads.txt

Ads.txt Last Crawled: 2025-10-18

Ads.txt Crawl Status: Success

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App not yet analyzed for SDKs.

The download and scan process is automated but can require manual troubleshooting. Feel free to reach out if your request does not complete in 24hrs or if you have any questions.

4.94★

Ratings: 32

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Screenshots

App Description

English translation, English Dictionary Dunno is your intelligent English-learning assistant!
Dunno helps you search English grammar, English words, translate English to English, learn vocabulary and learn English effectively!

FEATURES:
Flexible lookup:
- Offline English dictionary: look up words, grammar, prepositions, sentence patterns, images.....
- Look up English grammar in use by levels: A1, A2, B1, B2, C1, C2.
- Search autocomplete – displays predictions as you type.
- Easy lookup words by voice and image.
- Comprehend the full meaning of words, examples, verbs, nouns, adjectives, and illustrations.
- Suggestions for Word type, synonyms, antonyms, and related words.
- Audio pronunciations: distinguish how to read British English and American English.

In particular, Dunno is able to translate English into 89 other languages accurately: 2-way translation, multi-language translation, separate English sentences
►Translate English to English
►Translate English to Spanish
►Translate English to French
►Translate English to Chinese
►Translate English to Japanese
►Translate English to Korean

Improve English pronunciation: Dunno English Dictionary – English Translation helps you practice speaking skills and get clearly feedback.

Check grammar errors right on an English Dictionary app: detect mistakes in words, English grammar, and detailed correction suggestions

English notebook:
- English dictionary by major, word level in TOEIC, IELTS, SAT...
- Double memorization: review English vocabulary through Flashcard, quiz

More than just a free English translation, English dictionary Dunno is also a useful English learning and vocabulary mnemonic tool
- Easily add English vocabulary to Notebook and learn English grammar.
- Learn English vocabulary by flashcard
- Statistics on the number of words, sentences, and grammar learned.
- Keep track of how many words you've memorized.
- Smart English vocabulary notebook: with 3000 TOEIC words, Toefl, IELTS, SAT.
- English learning community.

Take a TOEIC Test with answers and detailed explanations.

Especially the English Q&A community is interesting.

English Dictionary – English Translation Dunno’s data:
- 350,000 English to English words.
- 127 English grammar by levels: A1, A2, B1, B2, C1, C2.
- 418,000 illustrative examples and photos.

English Dictionary – English Translation Dunno - Add-ons: