Learn the 1,000 most frequent Quranic Arabic words — covering 85% of the Quran — through neuroscience-powered lessons and games. Just 10 minutes a day.
SM-2 algorithm reviews words just before you'd forget them. Retain vocabulary for years, not days.
Testing yourself boosts retention by 50%+ over passive review. Every game tests, never just shows.
Difficulty auto-adapts to keep you at ~85% accuracy — the sweet spot where learning is maximized.
Words taught by how often they appear in the Quran. Just 125 words = 50% of the entire text.
Beat the clock
Think in Arabic
Quick judge
Fill the gap
Pair them up
Word families
Spot the outsider
Read fast
Say it right
Listen & pick
Complete the ayah
Know or learn
Effective Date: March 14, 2026
NoorLingo ("we," "our," or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, and share information when you use the NoorLingo mobile application (the "App").
Information you provide:
Information collected automatically:
Information we do NOT collect:
Your learning data is stored locally on your device using Apple's SwiftData framework and automatically synced to your iCloud account via Apple's CloudKit. This sync is handled entirely by Apple and is governed by Apple's Privacy Policy. We do not have access to your iCloud data directly.
The App uses the following third-party services:
Free-tier users see advertisements powered by Google AdMob. We respect Apple's App Tracking Transparency (ATT) framework. We will request your permission before any tracking for ad personalization. You can change this at any time in Settings > Privacy > Tracking on your device. Premium subscribers see no advertisements.
NoorLingo is suitable for users of all ages. We do not knowingly collect personal information from children under 13 without parental consent. If you believe we have inadvertently collected such information, please contact us and we will promptly delete it.
Your learning data is retained as long as you use the App. If you delete the App, local data is removed. iCloud data can be managed through your Apple ID settings. If you request account deletion, we will delete all associated data within 30 days.
You have the right to:
To exercise these rights, contact us at [email protected].
We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new policy in the App and updating the "Effective Date" above.
If you have questions about this Privacy Policy, please contact us:
Email: [email protected]
We're here to help you on your Quranic Arabic journey.
For any questions, issues, or feedback, please email us at:
We typically respond within 24 hours.
Yes! All 1,000 words, all 100 lessons, and all 12 games are completely free. The free tier includes occasional ads. Premium ($3.99/month) removes ads and adds advanced features.
NoorLingo uses four research-backed techniques: Spaced Repetition (SM-2 algorithm) schedules reviews at optimal intervals; Active Recall tests you rather than just showing information; the 85% Rule adapts difficulty to maximize learning; and Contextual Encoding teaches every word with a real Quranic verse.
Yes! All vocabulary data and the Arabic text-to-speech engine work offline. You don't need an internet connection to study. Your progress syncs automatically when you reconnect.
Your progress syncs automatically across all your Apple devices (iPhone, iPad, Mac) via iCloud. No account creation required — it uses your Apple ID. When you get a new device, your progress is already there.
Go to Settings in the App and tap "Restore Purchases." Your subscription is linked to your Apple ID and will be restored automatically.
Subscriptions are managed through Apple. Go to iPhone Settings > [Your Name] > Subscriptions > NoorLingo > Cancel Subscription. You'll retain Premium access until the end of your billing period.
Our vocabulary database is compiled from the Quranic Arabic Corpus (corpus.quran.com), an open-source linguistic resource from the University of Leeds, licensed under GNU GPL. Verse examples use standard Uthmani Quran text.
Please email us at [email protected] with the word, the error you found, and the correct information. We take accuracy very seriously and will review all reports promptly.
Go to Settings > Reset All Progress to clear your local data. To delete iCloud data, go to iPhone Settings > [Your Name] > iCloud > Manage Storage > NoorLingo > Delete Data. You can also email [email protected] to request full data deletion.
By using NoorLingo, you agree to Apple's standard Licensed Application End User License Agreement (EULA).