Changelog

Cery English - Learning Platform

Free English learning platform for the community

v1.11.0

web android desktop
Add AI Chat feature

New

  • Add AI Chat feature

v1.10.0

web android desktop
Add reverse translation feature

New

  • Add reverse translation mode to Quick Lesson feature
  • Add AI-powered translation evaluation

v1.9.0

web android desktop
Add provider API key management

New

  • Add provider API key management feature
  • Add speech AI settings page in user profile
  • Add API key selection UI in Quick Lesson feature

Fixes

  • Vocabulary popup bug

v1.8.0

desktop
First desktop release

New

  • Desktop application built with Tauri
  • Offline-first architecture
  • Native Windows installer

Improvements

  • System tray integration
  • Background audio playback
  • Auto-updates (future)

v1.7.2

web android
Quick Lesson improvements

Improvements

  • Save last used Quick Lesson mode
  • Sorting mode only applies to multi-word sentences
  • Allow hiding words in free typing mode
  • Allow options when relearning
  • UI improvements

Fixes

  • Fix lesson completion bug (IndexedDB)

v1.7.1

web android
Add vocabulary learning mode

New

  • Add vocabulary learning mode for Quick Lessons
  • Admin Panel: Add vocabulary and sentence synchronization feature

v1.7.0

web android
Add free typing mode

New

  • Add free typing mode for Quick Lessons
  • Added new course: English Conversation
  • Add data refresh feature
  • Updated UI to Glassmorphism style

Fixes

  • Fix multilingual bug

v1.6.0

web android
Quick Lesson page without login on cery.io.vn

New

  • Quickly learn sentence patterns
  • Multiple learning modes: Listening, Word Sorting, Fill-in-the-blanks
  • With 4 multi-level topics, added over 4000 common sentence patterns

v1.5.2

web android
Quick Lesson improvements

New

  • Word highlighting in Quick Lessons

Fixes

  • Fix speech recognition bug

v1.5.1

web android
Quick Lesson improvements

New

  • Quick Lessons with levels

Improvements

  • Personal Flashcards allow importing example column

v1.5.0

web android
Learn with Chunking

New

  • Add Chunking learning feature
  • Quick Lessons applied to Chunking
  • Apply Spaced Repetition algorithm to Chunking
  • Added word sorting mode for Quick Lessons
  • Admin Panel: Add Chunking management feature

Improvements

  • Optimize Quick Lesson UI

v1.4.0

web android
Personal Flashcards

New

  • Add personal flashcard creation feature
  • Share and learn flashcards
  • Maximum 5 flashcards and 100 items
  • 512KB limit for images and audio

Improvements

  • Optimize flashcard UI
  • Customize flashcard UI
  • Quick Lessons with sequential learning option

Fixes

  • Fix notification bug

v1.3.3

web android
Lesson preview

New

  • Add lesson preview feature

Improvements

  • Scoring for Quick Lessons (10 points)
  • Save vocabulary and sentence learning progress using Spaced Repetition

v1.3.2

web android
Change Quick Lesson options

Improvements

  • Allow custom learning modes for Quick Lessons
  • Add IPA for sentences in Quick Lessons
  • Sentence numbering within topics
  • Add word hiding mode in Quick Lessons

Fixes

  • Fix recording bug in Writing & Speaking lessons
  • Fix next lesson bug

v1.3.0

web android
Add new course

New

  • Add new course

Improvements

  • Admin Panel: Manage multi-meaning vocabulary
  • Admin Panel: Generate audio vocabulary

Fixes

  • Fix recording processing status display bug
  • Fix registration email delivery bug

v1.2.5

web android
Add new course

New

  • Add new course

Improvements

  • Optimize interface
  • Highlight correct/incorrect words in flashcards
  • Display course level

Fixes

  • Fix Google login bug on Safari iOS
  • Fix language switching bug when data exists in dexieDB

v1.2.3

web android
Quick lesson

New

  • Add Quick Lesson

Improvements

  • Optimize interface
  • Course page: Infinite Scroll

Fixes

  • Search course with translation

v1.2.0

web
Learn without authentication

New

  • Allow users to learn English instantly without login

Fixes

  • Display review page
  • Minigame: TypeInfinity

v1.1.0

web
Offline Database, Multiple Voices, Batch Speech Recognition, Real-time Notifications

New

  • Offline Database
  • Multiple Voices
  • Batch Speech Recognition
  • Real-time Notifications

Improvements

  • Pronunciation processing (Upload → WebSocket notify + Poll fallback → Result)
  • Pronunciation analysis using queues
  • Auto-stop recording when speech ends
  • Real-time notification processing

Fixes

  • Fix multilingual bug

Removed

  • useSpeechRecognition

v1.0.6

android web
Select conversation roles, add minigames

New

  • Minigame: TypeInfinity
  • Conversation: Select roles

Improvements

  • UI improvements
  • Optimize audio cache

Fixes

  • Play audio when switching sentences/vocabulary
  • Multilingual support

v1.0.1

hotfix android web
System bug fixes

Improvements

  • Improve mobile UI for small screens
  • PWA support configuration

Fixes

  • Fix Google Firebase login bug
  • Fix recording bug

v1.0.0-beta

beta web android
Feature testing

New

  • Flashcard
  • Listening
  • Conversation
  • Review
  • Gamification
  • Utilities
Last updated: May 02, 2026