Picture English Dictionary: iPhone vs Android
Picture English Dictionary gets 500+ downloads a day worldwide (AppInsider estimate, October 2026, rounded down to a band).
Picture English Dictionary by Wafour Corporation is on both the App Store and Google Play. Here are both versions together: downloads, users, revenue, ratings and chart positions, store by store with totals.
Rating
4.1 ★
29k ratings, both stores
Measured
Best rank now
#25
Android · 
Education Free
Education FreeMeasured
App Store
App details
App ID
1128671813
Publisher
Wafour Corporation
Publisher country
South Korea
On the store since
Sep 2016
10 years on the store
Minimum OS
iOS 12.0+
iPhone 5s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
13
AR EN FR DE HI ID JA KO PT RU ZH ES …
Size
65 MB
Google Play
App details
App ID
com.wafour.wapiceng
Publisher
Wapo
Publisher country
South Korea
Content rating
Everyone
Picture English Dictionary downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| iPhone | – | – |
| Google Play | 500+ | 5M+ Measured |
| Total | 500+ Confidence | 5M+ Confidence |
How this is calculated
iPhone: chart positions and rating growth per country, anchored on its own Android downloads; lifetime from ratings worldwide × installs per rating. Google Play: the daily change in its exact install count. The total adds every store.
Where Picture English Dictionary's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend before Apple and Google take their fee.
| Store | Per day | Per month | Share |
|---|---|---|---|
| App Store | |||
| Google Play | |||
| Total | Confidence | 100% |
Business model: Ad-led
How Picture English Dictionary makes money: subscriptions, one-off purchases and ads.
In-app purchasesAds · 218 ad networks
One-off purchases
/mo
of revenue
Ads
/mo
of revenue
Where it ranks now
Both stores, across every country we track.
Ratings
Both stores. Store data, measured.
| Store | Rating | Ratings |
|---|---|---|
| App Store | 4.3 ★ | 15 |
| Google Play | 4.1 ★ | 29k 1.4k written reviews |
| Both stores | 4.1 ★ weighted by ratings | 29k |
About Picture English Dictionary
How would a person learn foreign language most effectively?
The answer is to be involved with the people and the culture that speak the language.
However, not everyone can do so for many reasons; they therefore take language courses as an alternative, paying expensive fees.
"Picture English Dictionary" uses A.I. algorithms with over 5 million images that relate to specific language and show 4 most relevant pictures to provide user with similar learning effect as if the person is in the country of the language.What benefit could this way of education provide users with?
Our brain is functionally divided into left and right.
Our left side of the brain serves as language sponge, while our right side of the brain serves as image sponge.
In general, our right side of the brain reacts first when images/videos are shown.
Most of the language learners will relate a relevant word to a certain image using only the left side of the brain.
This behavior of learning has limits to reach the maximum potential.
"Picture English Dictionary" creates a learning environment which effectively distributes the usage of both the left and right side of the brain.
The application will deliver few images that relates to a specific word to make you feel you are actually learning in the specific country.
That way, learner can intuitively understand the definition of the word; "Coche"(Spanish), "Car"(English) and "Auto"(German) will eventually come to ones mind simultaneously.
This methodology will provide a learning experience similar to that of learning in the specific country.
Learner can select the difficulty levels and desired word list, and with it, the person can always look up the words just like using dictionary.
For English as an example, learner can choose American/British accent, speed/tone of the spoken language and add up wishing/favorite words to personal list to concentrate on specific words.
Moreover, learner can also set the exposure rate of certain words and change theme from various range to maximize learning effect.
So now, have a great journey with "Picture English Dictionary"
The answer is to be involved with the people and the culture that speak the language.
However, not everyone can do so for many reasons; they therefore take language courses as an alternative, paying expensive fees.
"Picture English Dictionary" uses A.I. algorithms with over 5 million images that relate to specific language and show 4 most relevant pictures to provide user with similar learning effect as if the person is in the country of the language.What benefit could this way of education provide users with?
Our brain is functionally divided into left and right.
Our left side of the brain serves as language sponge, while our right side of the brain serves as image sponge.
In general, our right side of the brain reacts first when images/videos are shown.
Most of the language learners will relate a relevant word to a certain image using only the left side of the brain.
This behavior of learning has limits to reach the maximum potential.
"Picture English Dictionary" creates a learning environment which effectively distributes the usage of both the left and right side of the brain.
The application will deliver few images that relates to a specific word to make you feel you are actually learning in the specific country.
That way, learner can intuitively understand the definition of the word; "Coche"(Spanish), "Car"(English) and "Auto"(German) will eventually come to ones mind simultaneously.
This methodology will provide a learning experience similar to that of learning in the specific country.
Learner can select the difficulty levels and desired word list, and with it, the person can always look up the words just like using dictionary.
For English as an example, learner can choose American/British accent, speed/tone of the spoken language and add up wishing/favorite words to personal list to concentrate on specific words.
Moreover, learner can also set the exposure rate of certain words and change theme from various range to maximize learning effect.
So now, have a great journey with "Picture English Dictionary"
Picture English Dictionary iPhone
Picture English Dictionary gets 500+ downloads a day worldwide (AppInsider estimate, October 2026, rounded down to a band).
Not in any tracked top chart right now.
Updated 25 Oct 2026 · rankings refresh through the day
DeveloperWafour Corporation
CategoryEducation
PriceFree
Released
Rating★ 4.3 (15)
Version1.3.5
Age rating4+
First seen by us
12 Oct 2026
12 Oct 2026Rating
4.3 ★
15 ratings
Measured
Picture English Dictionary on the App Store
App details
App ID
1128671813
Publisher
Wafour Corporation
Publisher country
South Korea
On the store since
Sep 2016
10 years on the store
Minimum OS
iOS 12.0+
iPhone 5s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
13
AR EN FR DE HI ID JA KO PT RU ZH ES …
Size
65 MB
Picture English Dictionary downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. iPhone downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Where Picture English Dictionary's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend in Picture English Dictionary before Apple and Google take their fee.
How this is calculated
Not on any Top Grossing chart: monthly active users × spend per user for its category, measured on the charted apps nearest the bottom of the charts.
Business model: Ad-led
How Picture English Dictionary makes money: subscriptions, one-off purchases and ads.
In-app purchasesAds · 218 ad networks
One-off purchases
/mo
of revenue
Ads
/mo
of revenue
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
4.3 ★
15 ratings
Measured
Ratings
15
Measured
About Picture English Dictionary
How would a person learn foreign language most effectively?
The answer is to be involved with the people and the culture that speak the language.
However, not everyone can do so for many reasons; they therefore take language courses as an alternative, paying expensive fees.
"Picture English Dictionary" uses A.I. algorithms with over 5 million images that relate to specific language and show 4 most relevant pictures to provide user with similar learning effect as if the person is in the country of the language.What benefit could this way of education provide users with?
Our brain is functionally divided into left and right.
Our left side of the brain serves as language sponge, while our right side of the brain serves as image sponge.
In general, our right side of the brain reacts first when images/videos are shown.
Most of the language learners will relate a relevant word to a certain image using only the left side of the brain.
This behavior of learning has limits to reach the maximum potential.
"Picture English Dictionary" creates a learning environment which effectively distributes the usage of both the left and right side of the brain.
The application will deliver few images that relates to a specific word to make you feel you are actually learning in the specific country.
That way, learner can intuitively understand the definition of the word; "Coche"(Spanish), "Car"(English) and "Auto"(German) will eventually come to ones mind simultaneously.
This methodology will provide a learning experience similar to that of learning in the specific country.
Learner can select the difficulty levels and desired word list, and with it, the person can always look up the words just like using dictionary.
For English as an example, learner can choose American/British accent, speed/tone of the spoken language and add up wishing/favorite words to personal list to concentrate on specific words.
Moreover, learner can also set the exposure rate of certain words and change theme from various range to maximize learning effect.
So now, have a great journey with "Picture English Dictionary"
The answer is to be involved with the people and the culture that speak the language.
However, not everyone can do so for many reasons; they therefore take language courses as an alternative, paying expensive fees.
"Picture English Dictionary" uses A.I. algorithms with over 5 million images that relate to specific language and show 4 most relevant pictures to provide user with similar learning effect as if the person is in the country of the language.What benefit could this way of education provide users with?
Our brain is functionally divided into left and right.
Our left side of the brain serves as language sponge, while our right side of the brain serves as image sponge.
In general, our right side of the brain reacts first when images/videos are shown.
Most of the language learners will relate a relevant word to a certain image using only the left side of the brain.
This behavior of learning has limits to reach the maximum potential.
"Picture English Dictionary" creates a learning environment which effectively distributes the usage of both the left and right side of the brain.
The application will deliver few images that relates to a specific word to make you feel you are actually learning in the specific country.
That way, learner can intuitively understand the definition of the word; "Coche"(Spanish), "Car"(English) and "Auto"(German) will eventually come to ones mind simultaneously.
This methodology will provide a learning experience similar to that of learning in the specific country.
Learner can select the difficulty levels and desired word list, and with it, the person can always look up the words just like using dictionary.
For English as an example, learner can choose American/British accent, speed/tone of the spoken language and add up wishing/favorite words to personal list to concentrate on specific words.
Moreover, learner can also set the exposure rate of certain words and change theme from various range to maximize learning effect.
So now, have a great journey with "Picture English Dictionary"
Latest updates
1.3.5
-Fixed minor bugs.
-Swift version update: 3 -> 5.
More from Wafour Corporation
Lockscreen English Word Android
Lockscreen English Word gets 500+ downloads a day worldwide (AppInsider estimate, October 2026, rounded down to a band).
Lockscreen English Word is #25 in Education Free on Google Play in South Korea and charting in 1 of 23 countries we track.
Updated 25 Oct 2026 · rankings refresh through the day
DeveloperWafour Edu
CategoryEducation
PriceFree
Released
Installs5M+
Rating★ 4.1 (29k)
Updated
Content ratingEveryone
Rating
4.1 ★
29k ratings
Measured
Best rank now
#25
Education FreeMeasured
Lockscreen English Word on Google Play
App details
App ID
com.wafour.wapiceng
Publisher
Wapo
Publisher country
South Korea
Content rating
Everyone
Lockscreen English Word downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Google Play shows an exact lifetime install count; downloads per day are its daily change (measured). When Play hasn't refreshed the count, they come from new ratings and Top Free chart positions. Confidence is the chance the real number is within half to double ours.
Where Lockscreen English Word's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend in Lockscreen English Word before Apple and Google take their fee.
How this is calculated
Not on any Top Grossing chart: monthly active users × spend per user for its category, measured on the charted apps nearest the bottom of the charts.
Business model: Ad-led
How Lockscreen English Word makes money: subscriptions, one-off purchases and ads.
In-app purchasesAds · 218 ad networks
One-off purchases
/mo
of revenue
Ads
/mo
of revenue
Where it ranks on Google Play
Every top 200 chart it appears in across 23 countries.
| Country | Charts | Rank |
|---|---|---|
| South Korea | EducationFree | #25 |
Apps near Lockscreen English Word on the chart
Education Free, around #25.
Ratings
Google Play, worldwide.
Rating
4.1 ★
29k ratings
Measured
Ratings
29k
Measured
Written reviews
1.4k
Measured
About Lockscreen English Word
Learn English words naturally by seeing them again and again.
Lockscreen English Word Alarm helps you review vocabulary on your lock screen, save words from photos, and test your memory with quizzes.
Learn with images, pronunciation, and example sentences to understand each word and how it's used.
✔ Review Words Every Time You Check Your Phone
See English words on your lock screen whenever you check your phone. Even without a dedicated study session, you can keep reviewing vocabulary throughout the day.
✔ Build Your Own Word Lists from Photos
No need to type vocabulary words one by one. Take a photo or choose an image from your gallery, and the app recognizes multiple English words. Select the words you need, add them to your own word list, and review them anytime.
✔ Remember Words with Images
Learn each word with multiple related images. Connect words with images instead of memorizing definitions alone, making them easier to remember and recall.
✔ Learn Meaning and Usage with Examples
See how words are actually used in sentences. Study with images, pronunciation, meanings, and example sentences to better understand each word. Dictionary meanings are available in 23 languages.
✔ Word Lists for Different Levels and Goals
Choose from vocabulary lists for beginners, school-level English, SAT, TOEIC, TOEFL, civil service exams, and more. Pick the word list that matches your level and goal.
✔ Focus on the Words That Matter
Save important or difficult words to Favorites so you can easily find and review them again.
✔ If You Can't Hear the Pronunciation
1. Install "Google TTS" from Google Play.
2. Go to Settings → Language & Input → Text-to-Speech (TTS).
3. Set Google TTS as the preferred engine.
4. Open the Google TTS settings.
5. Go to Install Voice Data and install the English voice data.
6. Make sure your phone's media volume is turned up.
If you still can't hear the pronunciation, try deleting the English voice data and installing it again.
✔ Why We Request These App Permissions
- READ_PHONE_STATE: Used to pause the app so it doesn't interfere with phone calls. (Optional)
- ACCESS_FINE_LOCATION: Used to provide weather information based on your current location. (Optional)
- SYSTEM_ALERT_WINDOW: Used to display English vocabulary on the lock screen. (Required)
- POST_NOTIFICATION: Used to send notifications related to app services. (Optional)
✔ Notice: The lock screen display feature is used for English vocabulary learning.
✔ Lockscreen English Word Alarm provides location-based weather information for your convenience.
✔ Customer Support
E-Mail: [email protected]
Phone: +82-70-4336-1593
Lockscreen English Word Alarm helps you review vocabulary on your lock screen, save words from photos, and test your memory with quizzes.
Learn with images, pronunciation, and example sentences to understand each word and how it's used.
✔ Review Words Every Time You Check Your Phone
See English words on your lock screen whenever you check your phone. Even without a dedicated study session, you can keep reviewing vocabulary throughout the day.
✔ Build Your Own Word Lists from Photos
No need to type vocabulary words one by one. Take a photo or choose an image from your gallery, and the app recognizes multiple English words. Select the words you need, add them to your own word list, and review them anytime.
✔ Remember Words with Images
Learn each word with multiple related images. Connect words with images instead of memorizing definitions alone, making them easier to remember and recall.
✔ Learn Meaning and Usage with Examples
See how words are actually used in sentences. Study with images, pronunciation, meanings, and example sentences to better understand each word. Dictionary meanings are available in 23 languages.
✔ Word Lists for Different Levels and Goals
Choose from vocabulary lists for beginners, school-level English, SAT, TOEIC, TOEFL, civil service exams, and more. Pick the word list that matches your level and goal.
✔ Focus on the Words That Matter
Save important or difficult words to Favorites so you can easily find and review them again.
✔ If You Can't Hear the Pronunciation
1. Install "Google TTS" from Google Play.
2. Go to Settings → Language & Input → Text-to-Speech (TTS).
3. Set Google TTS as the preferred engine.
4. Open the Google TTS settings.
5. Go to Install Voice Data and install the English voice data.
6. Make sure your phone's media volume is turned up.
If you still can't hear the pronunciation, try deleting the English voice data and installing it again.
✔ Why We Request These App Permissions
- READ_PHONE_STATE: Used to pause the app so it doesn't interfere with phone calls. (Optional)
- ACCESS_FINE_LOCATION: Used to provide weather information based on your current location. (Optional)
- SYSTEM_ALERT_WINDOW: Used to display English vocabulary on the lock screen. (Required)
- POST_NOTIFICATION: Used to send notifications related to app services. (Optional)
✔ Notice: The lock screen display feature is used for English vocabulary learning.
✔ Lockscreen English Word Alarm provides location-based weather information for your convenience.
✔ Customer Support
E-Mail: [email protected]
Phone: +82-70-4336-1593
What's new in 2.0.20
- Enhanced stability