Grid Note

Smart way to note

Sumi Interactive · io.sumi.gridnote

Not rated yet 10K+ downloads v1.5.8 24.3 MB Android 5.0+ PEGI 3 · Everyone

Download APK 24.3 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v1.5.8 (63)
Updated: Aug 31, 2026 (1 month ago)
APK size: 24.3 MB
Requires: Android 5.0+ (API 21)
CPU support: x86 32-bit, x86 64-bit, ARM 32-bit, ARM 64-bit
Graphics: OpenGL ES 2.0+
Category: Tools (app)
Listed since: Nov 16, 2021 (at least)
Permissions: 18 (5 sensitive)
Website: note.sumi.io
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

Grid Note is an app by Sumi Interactive in the Tools category, listed since at least November 2021. It includes native code for x86 32-bit, x86 64-bit, ARM 32-bit and ARM 64-bit, so it runs on practically every phone.

It asks for 18 permissions, 5 of them sensitive, including precise location, camera and approximate location. It asks for the same permissions as version 1.5.7. 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 v1.5.8

- Improved editor performance and editing experience - Added cross-window drag and drop support for text and images - Bug fixes and stability improvements --- If you like this update, we would greatly appreciate it if you rate the app on the store. It means a lot to us! If you have any suggestions or feedback, you can reach us at support at [email protected]. We would love to hear from you!

Description

From the listing uploaded by “appupdater”.

Grid Note featured an unique "Grid Layout" design to help you structure your thoughts. With lots of buildin note templates (SMART, Cornell Note, 5W1H, etc...) to get you started, but you can feel free to replace those with inventions of your own. === FEATURES === • Unique grid format for structured note • Template library • Organize notes with notebooks and tags • Markdown support • Export in various formats • Offline use • Realtime sync (premium account needed) The core version of Grid Note is free, premium can be unlocked via a single subscription that covers all your devices. The Grid Note Premium subscription comes in two variant $0.99 monthly or $9.99 annually.

Version history

3 versions are listed, going back to v1.5.5.

v1.5.8 LATEST Aug 31, 2026 24.3 MB TRUSTED v1.5.7 Mar 22, 2026 24.2 MB TRUSTED v1.5.5 Jul 21, 2024 23.3 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 issued to “Sumi Interactive Studio” 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 Aug 31, 2026
Validated against Google Play Aug 31, 2026
Signed byCN=Sumi Developer, O=Sumi Interactive Studio, L=Xiamen, ST=Fujian, C=CN
Signing certificate (SHA-1)48:80:E2:B2:26:DC:68:B6:BB:C0:01:42:A8:6E:D6:E3:DE:BC:13:CF
File MD57f01b76459479a2a580394831cd36e0c
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 (18)

Grid Note requests 18 permissions, 5 of them sensitive.

Approximate location Sensitive android.permission.ACCESS_COARSE_LOCATION
Camera Sensitive android.permission.CAMERA
Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
Precise location Sensitive android.permission.ACCESS_FINE_LOCATION
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
Advertising ID com.google.android.gms.permission.AD_ID
Control vibration android.permission.VIBRATE
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) io.sumi.gridnote.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Prevent the device from sleeping android.permission.WAKE_LOCK
Use biometric hardware android.permission.USE_BIOMETRIC
Use fingerprint hardware android.permission.USE_FINGERPRINT
View Wi-Fi connections android.permission.ACCESS_WIFI_STATE
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Basic touch input android.hardware.faketouch
Location android.hardware.location
Wi-Fi android.hardware.wifi

Grid Note APK: questions and answers

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 Grid Note free?

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

Is the Grid Note 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 7f01b76459479a2a580394831cd36e0c.