Simon icon Simon
Flexible server monitoring
Feature Comparison

Simon comes in three flavors:

Here is a quick summary of the features in each edition of Simon:

Simon Simon Express Simon Free
Web (HTTP) service
Check a website for changes or failures.
DNS service
Query a domain name server.
FTP service
Look at a file on an FTP server.
Ping service
Ping any server to check responsiveness.
Application service
Ensure an application is present, and/or running.
Drive Status service
Checks the drive capacity threshold, S.M.A.R.T. status, and more.
FTP Directory Listing service
Watch a directory listing on an FTP server.
IMAP, POP & SMTP Mail services
Make sure mail servers are available.
Mount service
Mount a local, AFP, or SMB volume.
MySQL service
Connect to a local or remote MySQL database.
SNMP Status service
Checks the status of a SNMP-connected device.
System Error Log service
Look for text in today's system log.
SSH service
Converse with a remote secure shell session.
TCP Port Scanner service
Checks the status of all TCP ports.
Twitter service
Monitors Twitter updates, direct messages, friends, followers, and more.
Plus other services
Including NTP, SMB, Screenshot, and more.
Customize services
Add your own (e.g. via scripts), or edit existing.
Block filters
Filter service output; detect changes.
Find filters
Find using simple or regular expression matching.
Format filters
Reformat the output text.
Number filters
Detect if a number changed by a specified amount.
Override filters
Change the result status.
Customize filters
Add your own (e.g. via scripts), or edit existing.
Action notifiers
Bounce the Dock icon, activate Simon, display in your web browser, and other actions.
APC Masterswitch notifier
Toggle an outlet on an APC Masterswitch device.
Calendar notifier
Add events or tasks to iCal or Google Calendar.
E-mail notifier
Send an e-mail message.
Growl notifier
Display a Growl notification.
Launch notifier
Start or switch to an application.
Mount notifier
Mount or dismount a local, AFP or SMB volume.
MySQL notifier
Add an entry to a database to log an event.
SMS notifier
Send a SMS text message.
Sound notifier
Play a sound.
Speech notifier
Simon talks to you.
Twitter notifier
Send updates or direct messages via Twitter.
Web notifier
Get or post to a web page.
Customize notifiers
Add your own (e.g. via scripts), or edit existing.
Save HTML reports
Save reports to disk using customizable templates.
Upload HTML reports
Upload reports to remote web servers.
Preview and Source windows
Preview websites or see the page source.
Setup Assistant
Quickly add Web (HTTP) tests from browser bookmarks.
System menu
See Simon's status at a glance.
Detect internet connection
Optionally go into an offline state when no internet connection.
Maximum tests
Maximum number of active test configurations. (Tests that are not paused.)
Bronze: 15
Silver: 40
Gold: 100
Platinum: unlimited
unlimited 5
Sustainable pricing
Simon is priced to enable ongoing updates.
Great customer support
Dejal has a reputation for prompt and friendly support.
$49 - $499 $59.99 Free!