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Free app · Hindi + English
by Zed-King Institute, Kaithal · NIELIT Study Centre
Zed-King Study App — CCC & O Level mock tests, free
Practise full mock tests, take the 2-minute daily quiz and see your rank — on your phone, in Hindi and English. CCC exam: 17–19 December 2026.
Free · Sign in with Google · No Play Store needed
How to download the app
It is a free installable app — it opens from your home screen like any app and updates by itself.
Android phone
- 1Open zedking.in/app in Chrome
- 2Tap "Install app" (or ⋮ menu → "Install app" / "Add to Home screen")
- 3Open the Zed-King icon and sign in with Google
iPhone
- 1Open zedking.in/app in Safari
- 2Tap the Share button (square with an arrow)
- 3Tap "Add to Home Screen", then open the Zed-King icon
Opened the link inside WhatsApp or Instagram? Tap ⋮ and choose "Open in Chrome" (or Safari on iPhone) first.
What is inside the app
Mock tests like the real exam
Full 100-question CCC and O Level (M1–M4) papers, timed, with instant result and every answer explained.
Daily Quiz — 2 minutes
10 new questions every day, a streak and a weekly leaderboard to keep you going.
Free Sunday Mock
An all-India test with a live rank list. Top students win free exam packs.
Exam kits
Question banks and exam kits you read page by page inside the app.
Hindi + English
Every question in both languages. Switch the app to Hindi any time.
AI doubt help
Ask any CCC or O Level doubt and get a short, clear answer.
Questions about the app
Is the Zed-King Study app free?+
Yes. Joining is free and the Daily Quiz, free mock tests, flashcards and the Sunday Mock cost nothing. Premium mock tests and exam kits are optional and cost ₹49–₹249.
Is the app on the Play Store?+
Not yet. You install it straight from your browser in one tap — it opens from your home screen like any other app, takes almost no space and updates by itself.
How do I download the app on Android?+
Open zedking.in/app in Chrome, tap "Install app" (or the ⋮ menu → "Install app" / "Add to Home screen"). The Zed-King icon appears on your home screen.
How do I install it on iPhone?+
Open zedking.in/app in Safari, tap the Share button, then "Add to Home Screen".
Is it in Hindi?+
Yes. Every mock test and quiz question is in Hindi and English, and the app screens can be switched to Hindi.
Which exams does it cover?+
NIELIT CCC and O Level (M1, M2, M3, M4). The next CCC exam is on 17–19 December 2026.
How do I log in?+
With Google, or with your email (a 6-digit code comes on email). There is no password to remember.
- Made by Zed-King Institute, Kaithal — NIELIT Study Centre (ACCR-O3292), since 2006
- Help on WhatsApp: +91 94161 11612