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

Simon 3.6.4
(Release 3039): released 2015-01-14; requires macOS 10.6 or later; Yosemite-ready
Simon 3.6.3
(Release 3038): released 2014-12-22; requires macOS 10.6 or later; Yosemite-ready
Simon 3.6.2
(Release 3037): released 2014-12-20; requires macOS 10.6 or later; Yosemite-ready
Simon 3.6.1
(Release 3035): released 2014-01-26; requires macOS 10.6 or later; Mavericks-ready
Simon 3.6
(Release 3034): released 2014-01-15; requires macOS 10.6 or later; Mavericks-ready
Simon 3.5.1
(Release 3028): released 2013-04-14; requires macOS 10.6 or later; Mountain Lion-ready
Simon 3.5
(Release 3027): released 2013-03-11; requires macOS 10.6 or later; Mountain Lion-ready
Simon 3.4
(Release 3022): released 2012-03-20; requires macOS 10.5 or later; Universal Binary; Lion-ready
Simon 3.3.1
(Release 3019): released 2011-12-13; requires macOS 10.5 or later; Universal Binary; Lion-ready
Simon 3.3
(Release 3018): released 2011-12-06; requires macOS 10.5 or later; Universal Binary; Lion-ready
Simon 3.2.1
(Release 3015): released 2011-10-05; requires macOS 10.5 or later; Universal Binary; Lion-ready
Simon 3.2
(Release 3014): released 2011-08-24; requires macOS 10.5 or later; Universal Binary; Lion-ready
Simon 3.1.1
(Release 3008): released 2011-06-02; requires macOS 10.5 or later; Universal Binary; Snow Leopard-ready
Simon 3.1
(Release 3007): released 2011-05-31; requires macOS 10.5 or later; Universal Binary; Snow Leopard-ready
Simon 3.0.2
(Release 3005): released 2011-04-04; requires macOS 10.5 or later; Universal Binary; Snow Leopard-ready
Simon 3.0.1
(Release 3004): released 2010-11-30; requires macOS 10.5 or later; Universal Binary; Snow Leopard-ready
Simon 3.0
(Release 3003): released 2010-11-01; requires macOS 10.5 or later; Universal Binary; Snow Leopard-ready

Please Note:

Monitor window:

Editors:

Filters:

Services and Notifiers:

Other:

Simon 2.5.7
(Release 2053): released 2010-05-03; requires macOS 10.4 or later; Universal Binary; Snow Leopard-ready
Simon 2.5.6
(Release 2052): released 2010-03-08; requires macOS 10.4 or later; Universal Binary; Snow Leopard-ready
Simon 2.5.5
(Release 2051): released 2009-11-25; requires macOS 10.4 or later; Universal Binary; Snow Leopard-ready
Simon 2.5.4
(Release 2050): released 2009-11-23; requires macOS 10.4 or later; Universal Binary; Snow Leopard-ready
Simon 2.5.3
(Release 2049): released 2009-09-10; requires macOS 10.4 or later; Universal Binary; Snow Leopard-ready
Simon 2.5.2
(Release 2048): released 2009-06-16; requires macOS 10.4 or later; Universal Binary; Leopard-ready
Simon 2.5.1
(Release 2047): released 2009-02-20; requires macOS 10.4 or later; Universal Binary; Leopard-ready
Simon 2.5
(Release 2046): released 2009-02-15; requires macOS 10.4 or later; Universal Binary; Leopard-ready

Services and Notifiers:

Reports:

Other:

Simon 2.4.2
(Release 2043): released 2008-09-03; requires macOS 10.4 or later; Universal Binary; Leopard-ready
Simon 2.4.1
(Release 2042): released 2008-06-22; requires macOS 10.4 or later; Universal Binary; Leopard-ready
Simon 2.4
(Release 2041): released 2008-05-12; requires macOS 10.4 or later; Universal Binary; Leopard-ready

Monitor window:

Services, Notifiers and Reports:

Variables:

Other:

Simon 2.3.5
(Release 2037): released 2007-11-26; requires macOS 10.3.9 or later; Universal Binary; Leopard-ready
Simon 2.3.4
(Release 2036): released 2007-10-17; requires macOS 10.3.9 or later; Universal Binary
Simon 2.3.3
(Release 2035): released 2007-10-15; requires macOS 10.3.9 or later; Universal Binary
Simon 2.3.2
(Release 2034): released 2007-09-05; requires macOS 10.3.9 or later; Universal Binary
Simon 2.3.1
(Release 2033): released 2007-08-27; requires macOS 10.3.9 or later; Universal Binary
Simon 2.3
(Release 2032): released 2007-07-18; requires macOS 10.3.9 or later; Universal Binary
Simon 2.2.2
(Release 2030): released 2007-03-23; requires macOS 10.3.9 or later; Universal Binary
Simon 2.2.1
(Release 2029): released 2007-02-19; requires macOS 10.3.9 or later; Universal Binary
Simon 2.2
(Release 2026): released 2007-01-04; requires macOS 10.3.9 or later; Universal Binary

Monitor window:

Script Service:

Basic Service, used by Web (HTTP):

Other Services:

Notifiers:

Variables:

Preferences:

Bug fixes:

Other:

Simon 2.1.1
(Release 2014): released 2006-01-19; requires macOS 10.3.9 or later; Tiger compatible
Simon 2.1
(Release 2013): released 2005-12-15; requires macOS 10.3.9 or later; Tiger compatible

Monitor window:

Reports:

Tests, Services, Notifiers:

Preferences:

Bug fixes:

Other:

Simon 2.0
(Release 2007): released 2005-08-01; requires macOS 10.3.9 or later; Tiger compatible

Monitor window:

Services & Notifiers:

Source & Preview windows:

Status menu:

Preferences:

Bug fixes:

Other:

Simon 1.2.2
(Release 1018): released 2003-09-26; requires macOS 10.2 or later
Simon 1.2.1
(Release 1017): released 2003-09-03; requires macOS 10.2 or later
Simon 1.2
(Release 1016): released 2003-08-22; requires macOS 10.2 or later
Simon 1.1.2
(Release 1012): released 2003-03-20; requires macOS 10.2 or later
Simon 1.1.1
(Release 1011): released 2003-03-08; requires macOS 10.2 or later
Simon 1.1
(Release 1010): released 2003-03-07; requires macOS 10.2 or later
Simon 1.0
(Release 1004): released 2002-12-06; requires macOS 10.1 or later