Why can't I install Substack?

The installation of Substack may fail because of the lack of device storage, poor network connection, or the compatibility of your Android device. Therefore, please check the minimum requirements first to make sure Substack is compatible with your phone.

How to check if Substack is safe to download?

Substack is safe to download on APKPure, as it has a trusted and verified digital signature from its developer.

How to download Substack old versions?

APKPure provides the latest version and all the older versions of Substack. You can download any version you want from here: All Versions of Substack

What's the file size of Substack?

Substack takes up around 61.4 MB of storage. It's recommended to download APKPure App to install Substack successfully on your mobile device with faster speed.

Substack

61.4 MBTeen

3.9.0
Oct 14, 2026

Trusted App

Substack 3.9.0 Overview

Substack 3.9.0 was released by Substack Inc. on Oct 14, 2026, with a download size of about 61.4 MB. This update includes bug fixes and performance improvements.

You can download Substack 3.9.0 from APKPure with confidence. The APK file has been verified for its signature and file integrity to ensure a safe installation.

Check the "What's New" section below to see changelog details for version Substack 3.9.0, and view "APK Info" for package details, system requirements, and compatibility information.

As new versions of Substack are continuously developed, we recommend keeping the app up to date for the best experience. Download the Latest Version

What's New in Version 3.9.0

Oct 14, 2026

Fixes and improvements.

APK Info

Package Name
com.substack.app
Version
3.9.0
File Format
XAPKAPKs
File Size
61.4 MB
Android OS
Android 10.0+ (Q, API 29)
Architecture
arm64-v8a
Content Rating
Teen
Security Report
Check Now
Signature
fc92129e4e7e7835f11405720d80ee7b350005cd
Feedback
Flag as inappropriate
Feedback
Package Name
com.substack.app
Your name
Your email
Reason for reporting
Any other things you wanna tell us?
Verification code
Developer Verification
Verified