Download Flow Keyboard

macOS: macOS 14 Sonoma or later. Supports both Apple Silicon and Intel Macs.

iPhone: iOS 17 or later.

Windows: Windows 10 or later on x64 PCs.

Android: Android 8.0 or later. Internal beta for invited testers; setup details are sent after beta access is confirmed.

This means your macOS version is too old. Flow Keyboard requires macOS 14 Sonoma or later.

Unsupported (macOS too old)

Normal installation

Go to System Settings → General → Software Update to check for updates. Note that some older Macs (2017 and earlier) cannot upgrade to macOS 14 and are not supported.

Flow Keyboard is officially notarized by Apple, so this is not an actual problem with the app. It usually means the macOS security service is in a temporary bad state.

Solution: Restart your Mac, then try opening the app again.

Any Mac that can run macOS 14 Sonoma, including:

MacBook Air (2018+), MacBook Pro (2018+), Mac mini (2018+), iMac (2019+), iMac Pro (2017), Mac Pro (2019+), Mac Studio (2022+).

Flow Keyboard for Windows supports Windows 10 or later on x64 PCs.

Flow Keyboard needs microphone access for voice input. You can choose or change the input device in Settings.