OAS Exam Prep

OAS Odisha Exam Preparation app. Quiz covering GK, Science & all

Sana Edutech · com.sanaedutech.opsc

Not rated yet 50K+ downloads vCat.110 30.7 MB Android 7.0+ PEGI 3 · Everyone

Download APK 30.7 MB All versions

Signature matches the Google Play version Details

Watch the OAS Exam Prep trailer on YouTube

At a glance

Latest version: vCat.110 (416)
Updated: Jun 22, 2026 (4 months ago)
APK size: 30.7 MB
Requires: Android 7.0+ (API 24)
CPU support: Any (no native code)
Category: Education (app)
Listed since: Apr 26, 2021 (at least)
Permissions: 17 (2 sensitive)
Website: sanaedutech.com
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

OAS Exam Prep is an app by Sana Edutech in the Education category, listed since at least April 2021. It has no native code, so it runs on any Android processor.

Since version 3.513, the APK grew from 27.2 MB to 30.7 MB and the minimum Android version rose from 5.0 to 7.0. It asks for 17 permissions, 2 of them sensitive: read shared storage and modify shared storage. Compared with version 3.528, it adds 4 new permissions: “Access adservices ad id”, “Access adservices attribution”, “Access adservices topics” and “Read Google service settings”. The app offers in-app purchases through Google Play and can read the advertising ID that ad and analytics services use.

What's new in vCat.110

OAS OPSC Latest Prelims Paper 1 and Paper 2 in Quiz format added. Loaded with several model papers in latest version

Description

From the listing uploaded by “appupdater”.

Disclaimer: Sana Edutech has no affiliation with OAS OPSC Exam conducting Government authorities. We request you to visit official site https://www.opsc.gov.in/ for exam related information. OAS Exam Preparation App from Sana Edutech for : Odisha Civil Services Examination (OCSE) Odisha Public Service Commission (OPSC) Odisha Administrative Services (OAS) Exams Totally more than 15,000 questions, properly categorized in multiple sections ! - Coverage of questions covering wide variety of subjects - Focusing on India, World events, Science, - Day-to-day GK all for competitive exams & general awareness. - Fast user interface - Best in class user-interface presented in Android app Quiz format - App designed to work for all screens - Phones & Tablets - Review your answers against right answers - Learn fast - Detail reports on your performance of all quiz attended - No limits on quiz, retry any number of times Subjects covered: - General knowledge - Awareness Including, Sports, Places, Events - Indian Polity (Political system) - Indian Economics & commerce - Indian Freedom movement - Indian History - Indian Geography - Science subjects include Physics, Chemistry, Botany, Zoology

Version history

3 versions are listed, going back to v3.513. Since vCat.110 it requires Android 7.0+.

vCat.110 LATEST Jun 22, 2026 30.7 MB TRUSTED v3.528 May 31, 2024 27.2 MB TRUSTED v3.513 May 24, 2023 27.2 MB TRUSTED

All 3 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Jun 22, 2026.
Certificate issued to “Sana Edutech Private Limited” This is the certificate of the Google Play version.
Same certificate as the 2 other versions checked

Store checks and file details

Developer signature verified Jun 22, 2026
Validated against Google Play Jun 22, 2026
Signed byCN=Jassila Sikkandar, OU=TabExam, O=Sana Edutech Private Limited, L=Bangalore, ST=Karnatka, C=IN
Signing certificate (SHA-1)8D:B3:34:BA:ED:FC:43:B5:0C:81:90:A7:8C:FB:E6:9D:A5:2E:F1:40
File MD58980193137a9d80f2b74e722fc4d3ce5
Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (2 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (17)

OAS Exam Prep requests 17 permissions, 2 of them sensitive.

Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
Access adservices ad id android.permission.ACCESS_ADSERVICES_AD_ID
Access adservices attribution android.permission.ACCESS_ADSERVICES_ATTRIBUTION
Access adservices topics android.permission.ACCESS_ADSERVICES_TOPICS
Advertising ID com.google.android.gms.permission.AD_ID
Full network access android.permission.INTERNET
Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
In-app purchases (Google Play Billing) com.android.vending.BILLING
Internal broadcast protection (app-defined) com.sanaedutech.opsc.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Prevent the device from sleeping android.permission.WAKE_LOCK
Read Google service settings com.google.android.providers.gsf.permission.READ_GSERVICES
Receive push notifications com.google.android.c2dm.permission.RECEIVE
Run at startup android.permission.RECEIVE_BOOT_COMPLETED
Run foreground services android.permission.FOREGROUND_SERVICE
Show notifications android.permission.POST_NOTIFICATIONS
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Basic touch input android.hardware.faketouch
Portrait screen android.hardware.screen.portrait

OAS Exam Prep APK: questions and answers

Is there a version of OAS Exam Prep for older Android phones?

The current version needs Android 7.0 or later. Version 3.528 is the newest listed build that installs on Android 5.0 and later. It is an old build: apps that rely on online services may no longer connect when they are this old. Get version 3.528 · All versions

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is OAS Exam Prep free?

The APK is free to download, but the app offers in-app purchases through Google Play.

Is the OAS Exam Prep APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the 2 other versions checked. After downloading, check that the file's MD5 is 8980193137a9d80f2b74e722fc4d3ce5.