Corpus Quran

Amazing Quran Learning

About this app

CorpusQuran is a word-by-word grammar study tool for the entire Quran. Explore every verse at the level of segment, word, sentence, and dependency tree with classical Arabic grammar explained in clear English. Unlock the linguistic depth of the Quran with morphology, syntax, and root analysis.

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Word-by-Word Morphology
• Full analysis of every word: part of speech, lemma, root, prefixes
• Grammatical features: gender, number, case, mood, voice, person
• Tap any segment to view position, translation, transliteration, and lemma

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Per-Verse Grammar Overview (irab)
• Hand-authored explanations for surahs 1-12 and 59-114
• Sentence types: jumla ismiyya and fi’liyya
• Grammatical roles: mubtada, khabar, fa’il, maf’ul, hal, sifa, zarf
• Classical concepts: kana-sisters, inna-family, lam al-muzahliqa, qasr (hasr), masdar muawwal, silat al-mawsul, talil, jinas, and more

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Hand-Authored Grammar Explanations
• Every verse in surahs 1-12 and 59-114 includes a full irab overview
• Surahs 11 (Hud) and 12 (Yusuf): all verses newly authored
• Surahs 10-11 enhanced with cross-references, variant readings, and rhetorical insights
• Covers: mubtada and khabar, kana-sisters, inna-family, lam al-muzahliqa, qasr (hasr), masdar muawwal, silat al-mawsul, talil, taqdim and takhir, hal, sifa, badal, zarf, jinas, and more
• Grammar-term chips provide quick access to definitions and related verses

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Dependency Graph Viewer
• Visual dependency tree for every verse
• Color-coded POS badges with Arabic and English labels
• Interactive word connections with tap support
• Toggle overlays, zoom, and scroll across long verses

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In-Graph Notes
• Add or view notes directly from the dependency graph
• Notebook icon provides quick access
• Fully synced with the Grammatical Structure section across all views

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Grammar Terms
• Tappable grammar terms in every explanation
• View definitions, examples, and related verses

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Verse Notes
• Add personal notes to any verse
• Accessible across all sections
• Persist across updates and reinstalls

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Bookmarks
• Save verses, words, roots, lemmas, or passages
• Organized by type and fully searchable

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Reader Controls
• Adjust Arabic and English font sizes independently
• Control tree brightness
• Full dark mode support

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Translation
• Word-by-word English alongside canonical translation
• Consistent segment coloring for easy reference

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Navigation
• Jump directly to any surah and verse
• Browse surah list or navigate sequentially
• Includes verse counts, juz, and themes

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Search
• Search by Arabic, transliteration, English, root, or lemma
• View all occurrences with full context

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100% Offline and Private
• All data stored on-device
• No network calls, analytics, accounts, or ads
• Your study remains completely private

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Who Is This For?
• Students of Arabic grammar (nahw and sarf)
• Quran teachers preparing lessons
• Translators analyzing word forms and roots
• Memorization students seeking structural understanding
• Researchers studying Quranic syntax

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Built On
• Based on data from the Quranic Arabic Corpus (corpus.quran.com)
• Extended with hand-authored grammar aligned with classical irab commentaries

What’s new

Version 3.0.0

* Added 3,053 new i'rab dependency graphs across 20 surahs
* New V1/V2 dual-reading charts for 23 verses with multiple classical parsing views
* Redesigned Word Study with Beginner, Intermediate, and Advanced modes
* Expanded verb conjugation tables and improved grammar layouts
* Added Nastaliq Arabic font alongside Uthmani and Naskh
* Pinch-to-zoom now supported across the full Corpus reader
* Improved word alignment and overall readability