Comparison

April Buff vs AVALON Readers

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

April Buff

This app uses augmented reality to make learning English vocabulary fun for elementary students. It offers interactive games, quizzes, and progress tracking linked to a specific curriculum. Users can collect word cards and compete nationally.

Highlights
  • AR-based vocabulary study
  • Interactive games and quizzes
  • Collect word and chunk cards
  • National ranking system
  • Scan textbook to start games
  • Linked to Learning Portal
Features
Read full description

※ April Buff is an AR-based vocabulary study and quiz APP for elementary school students using April English curriculum. - Use augmented reality(AR) technology to study vocabulary and take quizzes through fun games - Prepare for April English weekly and monthly tests by solving questions and studying key words again - Collect words and chunks cards from playing games and study them again from the Card Box - Check your national ranking after completing each game - You must have April Gallery Book to use the April Buff app. ※ Game Variation by Level 1. Slime Time (Rookie/Seedbed/Seed) : Make your own slime by mixing the ingredients! 2. Dungeon Escape (Sprout) : Complete the mission and escape the underground dungeon! 3. Drone High (Sapling/Junior Master) : Charge the drone and fly it high up! ※ Main features of April Buff - Start the game by scanning the textbook. - Play vocab word games using the AR camera. - Collect words and chunks from playing the games. - Check your national ranking for each level - Linked to the Learning Portal - Change language setting ▶ Access Request Guide All access requests are collected for app usage. [Mandatory Access Request] -Device and App History: Access for App version check -Storage: File and media -Camera: Access for augmented reality effects

About

AVALON Readers

This e-book application is designed for students of Langcon and Avalon. It provides access to a digital library of books for educational purposes.

Highlights
  • Digital e-book library
  • Exclusive access for specific students
  • Educational content
Features
Read full description

Avalon Readers는 랭콘, 아발론 재원생을 위한 e-Book 어플리케이션입니다.

Screenshots

April Buff4 screens
AVALON Readers4 screens

Verdict

The call

The clearest difference is update cadence: April Buff at every 5 weeks against AVALON Readers's every 6 months. April Buff also leads on review sentiment (72% vs 57%). On price, ads, in-app purchases and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

April Buff ships an update every 5 weeks, AVALON Readers every 6 months. The most recent releases landed on October 15, 2026 and October 5, 2026 respectively.

Scorecard2 real differences · 8 level
April Buff versus AVALON Readers: the parameters behind the verdict, then further details
ParameterApril BuffAVALON Readers
PriceFreeFree
Rating4.6 (7 ratings) — better—
Positive reviews72.4% of reviews — better57.1% of reviews
Number of ratings7 — better—
Update frequencyEvery 5 weeks — betterEvery 6 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.011.0 — better
Further details — not scored
Size208 MB115 MB
Age rating4+4+
DeveloperCREVERSE, Inc.Avalon Education

Customer experience

April Buff

All ratings7 ratings
Positive85.7%
Neutral0.0%
Negative14.3%
Written reviews58 reviews
Positive72.4%
Neutral8.6%
Negative19.0%

AVALON Readers

Written reviews7 reviews
Positive57.1%
Neutral14.3%
Negative28.6%

In-app purchases

None

April Buff

No in-app purchases

None

AVALON Readers

No in-app purchases

Questions

Is April Buff free?
April Buff is free to download, with no in-app purchases.
Is AVALON Readers free?
AVALON Readers is free to download, with no in-app purchases.
Do April Buff or AVALON Readers have ads?
Neither April Buff nor AVALON Readers shows ads.
Which is updated more often, April Buff or AVALON Readers?
April Buff ships an update every 5 weeks, and AVALON Readers every 6 months. Most recently, April Buff was updated on October 15, 2026 and AVALON Readers on October 5, 2026.

Other comparisons