Interest Book - ब्याज बुक

Manage Business/Shop and interest on your given amount in this app.

MahaDevi Technology · com.mahadevitechnology.myaccounting

Not rated yet 100K+ downloads v1.4.0 12.2 MB Android 6.0+ PEGI 3 · Everyone

Download APK 12.2 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v1.4.0 (40)
Updated: Aug 31, 2026 (1 month ago)
APK size: 12.2 MB
Requires: Android 6.0+ (API 23)
CPU support: Any (no native code)
Category: Business (app)
Listed since: Mar 20, 2021 (at least)
Permissions: 15 (3 sensitive)
Website: mahadevitechnology.com
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

Interest Book - ब्याज बुक is an app by MahaDevi Technology in the Business category, listed since at least March 2021. It has no native code, so it runs on any Android processor.

Since version 1.3.6, the APK grew from 10.3 MB to 12.2 MB and the minimum Android version rose from 5.0 to 6.0. It asks for 15 permissions, 3 of them sensitive: read contacts, call phone and read phone status and identity. It asks for the same permissions as version 1.3.8. The app can read the advertising ID that ad and analytics services use.

Description

From the listing uploaded by “appupdater”.

Replace your traditional book by interest book with a lot of great features. * Safe and Secure * Automatic and Secure * Create Personal Interest Book to manage len-den of your friends & family * Send payment transaction to your customers via WhatsApp and other sharing app * Manage multiple customer within one app * Download your Customers Report * Set return payment reminder date on every transaction for your customer * Secure your app using App Lock With this book you can do also: - Add a customer to Book - Edit Customer Profile Information - Add Transaction done by Customer - Edit old transactions - Delete Transaction - Automatically calculate interest on your payment - Calculating Simple interest - Interest in Rupees per 100 per month - Save the record for future reference - Call customer to remind about pending payments directly from Interest Book app - Send Whatsapp customer to inform about pending payments, increase your udhar recovery - Add Udhar Jama anytime, anywhere - Your Book app in your pocket - This digital Book is completely free to use - 100% accurate and reliable Interest Book is a great len den app • You can calculate the interest for the money which was given to your friends or relatives at village style (Like, 1-rupee interest for one month per 100). • App works on Phones & Tablets This app is proudly made in India. Especially useful for shopkeepers and small and medium businesses doing sales on credit and len den. This app is a financial app by which you can manage amount on Interest. This app calculates interest on your amount automatically on your phone. ब्याज बुक एप उन लोगो के लिए बहुत उपयोगी है जो ब्याज पर पैसे देते या लेते हैं या फिर उधार लेन देन करते हैं। यह एप अपने आप ब्याज पर दिए गए पैसे पर ब्याज का हिसाब लगाकर और कितने दिन हो गए इन सबका हिसाब लगाकर हमें पूरी जानकारी देता है। अब आपकी माथापच्ची खत्म सब कुछ Interest Book एप पर छोडिये। तो फिर अब देर क्यों अभी डाउनलोड कीजिये Download Now.... DISCLAIMER: ** Application calculation was implemented based on the village interest calculations based on our personal understanding only, it does not consider any of bank or any other financial institution calculations.

Version history

3 versions are listed, going back to v1.3.6. Since v1.4.0 it requires Android 6.0+.

v1.4.0 LATEST Aug 31, 2026 12.2 MB TRUSTED v1.3.8 Nov 10, 2025 14.9 MB TRUSTED v1.3.6 Jul 11, 2024 10.3 MB TRUSTED

All 3 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Aug 31, 2026.
Certificate from Google Play App Signing Google keeps the signing key for the developer, so the certificate carries Google's name.
Same certificate as the 2 other versions checked

Store checks and file details

Developer signature verified Aug 31, 2026
Validated against Google Play Aug 31, 2026
Signed byCN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US
Signing certificate (SHA-1)41:8D:58:D5:1F:41:1B:BE:84:EF:CB:32:A0:5C:5A:B0:A8:EC:05:53
File MD50dc3b2317fda37e1b207127a25df825b
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 (15)

Interest Book - ब्याज बुक requests 15 permissions, 3 of them sensitive.

Call phone Sensitive android.permission.CALL_PHONE
Read contacts Sensitive android.permission.READ_CONTACTS
Read phone status and identity Sensitive android.permission.READ_PHONE_STATE
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
Internal broadcast protection (app-defined) com.mahadevitechnology.myaccounting.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Prevent the device from sleeping android.permission.WAKE_LOCK
Run foreground services android.permission.FOREGROUND_SERVICE
Show notifications android.permission.POST_NOTIFICATIONS
Use biometric hardware android.permission.USE_BIOMETRIC
Use fingerprint hardware android.permission.USE_FINGERPRINT
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Basic touch input android.hardware.faketouch
Telephony (SIM) android.hardware.telephony

Interest Book - ब्याज बुक APK: questions and answers

Is there a version of Interest Book - ब्याज बुक for older Android phones?

The current version needs Android 6.0 or later. Version 1.3.8 is the newest listed build that installs on Android 5.0 and later. Get version 1.3.8 · 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 the Interest Book - ब्याज बुक 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 0dc3b2317fda37e1b207127a25df825b.