Monday, September 28, 2020


Mac App Store

The Mac App Store in 2022

It is hard to believe that the Mac App Store has been open for over 10 years. Wednesday, December 29, 2021

Mac App Store Receipt Verification Failures

In the run up to Christmas it stops working, I think I know why and how to solve it. Saturday, December 18, 2021

WKWebKit, Xojo HTMLViewer and the App Sandbox

Like Inception - Its a Sandbox within a Sandbox. Thursday, December 9, 2021

App Wrapper 4.4 Prerelease

The next update of App Wrapper is almost ready... Friday, December 3, 2021

Improving Mac App exposure [upd]

Tips and suggestions on how to increase the visibility of your Mac Applications. Tuesday, November 9, 2021

New App: Notched Up

Ohanaware's Notch simulator for the Mac Monday, November 8, 2021

HDRtist NX 2 - App Store issues

Some issues that we've encounted with Apple's In-App-Purchase system Tuesday, July 13, 2021

App Wrapper 4.3 Release

Now available for macOS Big Sur with 46 new features, fixes and improvements. Tuesday, July 13, 2021

Failed retrieving request UUID for upload

How to fix this unhelpful notarization error Monday, May 24, 2021

no-one downloads, no-one sees

If no-one sees your application, no-one downloads your application and if no-one downloads your application, no-one sees your application. Saturday, May 1, 2021

Iconographer Mini 1.2

Make icons for fruit computers Friday, April 23, 2021

Where to place files inside a Mac .app bundle

Placing the wrong files in the wrong location can cause code signing errors Monday, April 19, 2021

Manually Generate Code Signing Certificates from Apple

There might be a number of reasons as to why you need to manually generate a certificate, this guide should help. Wednesday, March 31, 2021

Iconographer Mini 1.1 Update

Make icons for your Mac Monday, March 22, 2021

You don't have permission to open the application or App will damage your computer. You should move it to the Trash.

Trying to open an application fails with "don't have permissions". Monday, February 1, 2021

App Rejected for Revoked Certificate

Submitting to the Apple App Store failed, revoked installer certificate. Monday, February 1, 2021

macOS 11.0 or 10.16 - Spot the difference

Are they not both one and the same? Friday, November 27, 2020

There are differences between macOS 10.16 and macOS 11.0, both called Big Sur, what are they and what can I do about them?

Black Friday 2020

Deals are from Friday 27th, November 2020 until Monday 30th, November 2020 Wednesday, November 25, 2020

Iconographer Mini

Quickly Create Icons for your Mac Wednesday, November 25, 2020

Iconographer Mini is a quick and easy way to take a logo and create either a Mac Iconset (for use with Xcode) or a compressed ICNS file for use with other Mac development tools (like Xojo).

AppleScript, Catalina & Xojo made Mac Apps

Every once in a while I see someone posting about troubles with Apple Script, so I thought I'd try to help. Friday, October 2, 2020

HDRtist #1 app in App Store search

Our HDRtist is now the first item to show when searching for HDR in the Mac App Store. Monday, September 28, 2020