Simon icon Simon
Flexible server monitoring
About the Release Notes

Want to know what has changed since a previous version? This page lists those changes. You can alter the range of release notes to display if you wish.

The latest release of Simon is version 5.1.1.

Display from version to version as Including betas

Simon 5.1.1
(Release 5024): released 2023-04-12; requires macOS 10.13 or later; Ventura compatible
Simon 5.1
(Release 5021): released 2022-12-06; requires macOS 10.13 or later; Ventura compatible

Please Note

New Web Page test option to render the page in the Preview

Added an automatic data backup

Support for Ventura

Plus several other improvements

Simon 5.0.1
(Release 5018): released 2021-07-03; requires macOS 10.12 or later; Big Sur compatible

Please Note

Changes

Simon 5.0
(Release 5016): released 2021-06-01; requires macOS 10.12 or later; Big Sur compatible

Please Note

Big Sur

Simon now supports syncing via iCloud!

Editor changes for syncing

New Sync preferences

New Sync Setup Assistant

Services, filters, and notifiers now organized into groups and recents

Web service changes

Added a new Simon Status service

Added a new Link Checker filter

Added a new Server Result filter

Powerful custom output for Find Regular Expressions filters

Added an iMessage notifier

Added a new Speak Error notifier

Sound notifier improvements

Plus other service, filter, and notifier changes

Removed some services and notifiers that are no longer supported

Report improvements

Added a Debug menu for rarely-used diagnostic options

Plus several other improvements

Simon 4.3.1
(Release 4034): released 2018-10-08; requires macOS 10.10 or later; Mojave compatible
Simon 4.3
(Release 4033): released 2018-09-19; requires macOS 10.10 or later; Mojave compatible

Mojave dark mode and compatibility

Added the ability to follow or not follow a meta refresh for each test

Several improvements to the pause and auto-pause functions

A number of refinements of services and filters

Updated the default data

Plus many other improvements

Simon 4.2.2
(Release 4031): released 2017-02-28; requires macOS 10.10 or later; Sierra compatible
Simon 4.2.1
(Release 4030): released 2016-10-20; requires macOS 10.10 or later; Sierra compatible
Simon 4.2
(Release 4028): released 2016-02-22; requires macOS 10.10 or later; El Capitan compatible

Added an Exclude Block filter

Added difference analysis filters

New filter variables

Email improvements

Preview improvements

Several fixes of the reports feature

More convenient upgrade licensing

Lots more security and stability improvements

Simon 4.1.1
(Release 4022): released 2015-09-18; requires macOS 10.10 or later; El Capitan compatible
Simon 4.1
(Release 4021): released 2015-08-11; requires macOS 10.10 or later

Redesigned Web feature

Web feature support for custom headers

Support for dynamic web content

Various improvements and fixes

Added a crash reporter

Updated localizations

Simon 4.0.3
(Release 4013): released 2015-03-03; requires macOS 10.10 or later
Simon 4.0.2
(Release 4012): released 2015-01-29; requires macOS 10.10 or later
Simon 4.0.1
(Release 4011): released 2015-01-03; requires macOS 10.10 or later
Simon 4.0
(Release 4010): released 2014-12-17; requires macOS 10.10 or later

Please Note:

Unlimited tests for everyone!

Great new Simon Monitor window design

Attractive new list layouts

Groups

Redesigned editors

Integrated preview, including filter output

Can now hide Simon in the Dock

Password protect access

Enhancements to the Email feature

Added a Context filter

Web feature enhancements

More new default tests, services & filters

A great new app icon

Migration from Simon Express and Simon Free

Other changes