EnterCheck / nextConfirm the answer or advance to the next question
SpaceNextAdvance once the answer is revealed
TabSkipSkip the current question
←→NavigatePrevious or next question
SSpeedrun (on)Auto-advance to the next question 650ms after answering
HKey hints (on)Show or hide the shortcut hints under the card
?This helpOpen or close this overlay
EscExit the testCloses this overlay first when it is open
General
Ctrl+ZUndoUndo the last state change
Notes
Preferences
0Learned
0Learning
0Unknown
0Total
General
ModeAdvanced unlocks typed recall & tone tests
ThemeLight, dark, or follow the system setting
Chinese fontTypeface used for hanzi across the app
汉字书房 汉字书房
Default Font▼
Grid
Show statesWhich learning states are visible in the grid
ViewOrder characters by frequency or by HSK level
HSK standardWhich version of the HSK scale to use
HSK levelLevel shown in the grid
Multi-select levelsSelect more than one HSK level at a time
Card sizeClick % to reset · or scroll over the grid
100%
Show pinyinToggle pronunciation guides under characters
Show numbersToggle rank numbers on each character tile
Pronounce on openSpeak the character aloud when a flashcard opens
Speech rateHow fast characters and words are spoken
Chinese voiceSystem voice used for pronunciation
Search
Search within visibleLimit results to characters shown in the grid
Search within filteredLimit results to the active character filter
Persistent search resultsKeep the results list open after choosing a character
Sidebar
Show left sidebar BetaEnable or disable the left sidebar pane
ProgressShow statistics for learned, learning, and unknown characters
ShowFilter the grid by learned, learning, or unknown states
ViewToggle between frequency and HSK level grid arrangements
HSK LevelFilter by HSK levels (only available in HSK view mode)
StudyAccess flashcards, multiple-choice tests, and writing practice
SessionExport, import, or reset your current study snapshot
DisplayChange character tile sizing and pronunciation guide visibility
Session
Study
Study & Test BetaEnable the pinyin quiz and test types (Learned / Learning / Unknown) in the Study section
Typed recall BetaShow the Typed recall switch in the Study section (requires Study & Test)
Test optionsDistractor style for multiple-choice
"Four tones" shows the same syllable in all tones — good for tone drills, but it reveals the base pinyin. The Unknown test always uses similar words so the base isn't given away.
Help & Shortcuts
Learning States
Learned Characters you have mastered.
Learning Characters you are currently studying.
Unknown Characters you haven't studied yet.
Toggles
BSidebar (on)Collapse or expand the left sidebar
PPinyin (on)Show or hide pronunciation guides under characters
VViewSwitch between frequency and HSK level views
SHSK standardSwitch between HSK 3.0 and 2.0 (HSK view only)
RTyped recall (on)Toggle typed recall hard mode (Advanced)
123VisibilityShow or hide Learned · Learning · Unknown states
General
Ctrl+ZUndoUndo the last state change
?HelpOpen or close this help panel
During a test
1–4Choose optionPick one of the four answers
EnterCheck / nextConfirm the answer or advance to the next question
TabSkipSkip the current question
←→NavigatePrevious or next question
EscCloseExit the test
On a character
Left-clickCycle stateunknown → learning → learned
Right-clickFlashcardOpen the character's flashcard; hold the big character to magnify it
Notes
Filter characters
Paste characters separated by spaces or line breaks. Only those characters will be shown in the grid.