Ontime is a browser-based application that manages event rundowns, scheduling, and cueing.
What's new in 4.15.0
This release is full of server improvements and some rounding up of features as groundwork for what is coming up. We are excited to put it all together in a sequence of great features and a new v5 release.
Whats new
Both the timeline and the studio clock views can now show a user chosen secondary text field
The logging system was reviewed with new features to help debugging connections and issues in Ontime
The desktop app can now warn users when new versions are released
Whats better
The countdown view can now handle skipped events consistently, otherwise we have also reviewed this interface and flows for best user experience
Several performance improvements were made to the server and UIs, so we have plenty performance budget to a create new flows
We have also included several minor bug fixes and style tweaks
What's Changed
[ontime-server] Isolate test data from the user's Ontime folder by @cpvalente in https://github.com/cpvalente/ontime/pull/2235
[ontime-ui] Strengthen client unit and e2e tests by @cpvalente in https://github.com/cpvalente/ontime/pull/2238
[ontime-ui] Unit test cloud prefix URLs and view presentation utils by @cpvalente in https://github.com/cpvalente/ontime/pull/2240
separate server lifecycle from process handling by @cpvalente in https://github.com/cpvalente/ontime/pull/2236
feat(client):redesign pin page by @cpvalente in https://github.com/cpvalente/ontime/pull/2239
[ontime-server] Add in-process integration test harness by @cpvalente in https://github.com/cpvalente/ontime/pull/2237
small ui tweaks by @cpvalente in https://github.com/cpvalente/ontime/pull/2242
review render performance by @cpvalente in https://github.com/cpvalente/ontime/pull/2243
client test improvements by @cpvalente in https://github.com/cpvalente/ontime/pull/2241
improve flushing of changes to project file by @cpvalente in https://github.com/cpvalente/ontime/pull/2233
runtime state receives epoch by @cpvalente in https://github.com/cpvalente/ontime/pull/2231
replace EventTimer with a ticking timer by @cpvalente in https://github.com/cpvalente/ontime/pull/2246
consolidate license claim by @cpvalente in https://github.com/cpvalente/ontime/pull/2251
add tests for rundown editing and Google Sheets by @cpvalente in https://github.com/cpvalente/ontime/pull/2248
performance(server):add compression in data endpoints by @cpvalente in https://github.com/cpvalente/ontime/pull/2254 …
Yes. ontime is free and open-source software released under the GPL-3.0 license.
What is the latest version of ontime?
The latest version is 4.15.0, released on Oct 18, 2026.
Is it safe to download ontime?
The download button links to the official installer published on github.com, the same file Windows Package Manager installs. You can verify the downloaded file by comparing its SHA-256 checksum with 1ef73c5028add3b20ae5fa13be45f6e30ae9e3f9a9c89acdc4680f6e398f1fdd.
Which Windows versions does ontime support?
ontime runs on Windows and is available for 64-bit (x64) systems.
How do I install ontime silently?
Run the offline installer with "ontime-win64.exe" /S, or install it with Windows Package Manager: winget install --id=cpvalente.ontime -e --silent.
How do I uninstall ontime?
Open Settings › Apps › Installed apps, find ontime and select Uninstall. From the command line, run winget uninstall --id=cpvalente.ontime -e.