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Comparison · PM
Leantime vs Sugar Calendar
A side-by-side editorial comparison of Leantime and Sugar Calendar — release velocity, themes, recent moves, and the top alternatives to consider.
Leantime vs Sugar Calendar: at a glance
What is Leantime?
Leantime is stabilizing its big 3.9 rewrite while extending cross-project planning and a mobile API
Leantime is deep in a modernization cycle. The 3.9.0 release rebuilt the app around a native, fail-closed permission engine, a JSON-RPC API, and a consolidated Blueprints domain; the releases since then mostly stabilize that foundation. Recent point releases fix regressions (repeated Bearer/PAT auth fixes) while adding cross-project program views and a mobile app backend.
What is Sugar Calendar?
The changelog turned into a how-to blog — capability news now arrives disguised as tutorials.
Sugar Calendar has stopped publishing version posts. The last three entries read as tutorials — building event pages in Elementor, setting tiered ticket prices for a single event, attaching a Zoom meeting without copying links by hand — where earlier entries were explicit 3.x release announcements. The bodies are truncated teasers, so what shipped versus what was always possible is not stated outright.
Leantime vs Sugar Calendar: editorial side-by-side
Leantime
6.3PM
Leantime is stabilizing its big 3.9 rewrite while extending cross-project planning and a mobile API
◆ Current state
Leantime is deep in a modernization cycle. The 3.9.0 release rebuilt the app around a native, fail-closed permission engine, a JSON-RPC API, and a consolidated Blueprints domain; the releases since then mostly stabilize that foundation. Recent point releases fix regressions (repeated Bearer/PAT auth fixes) while adding cross-project program views and a mobile app backend.
◆ Where it's heading
The work is consolidation over expansion: hardening the new auth/permission and API layers, closing security IDORs domain by domain, and building the surface a mobile app and program-level planning need. The steady stream of small patch releases reflects shaking out regressions from the 3.9.0 refactor rather than opening new product directions.
◆ Prediction
Expect continued point releases fixing regressions from the permission-engine and JSON-RPC migration, plus buildout of the Leantime Mobile app now that its Bearer-authenticated backend API is landing.
The changelog turned into a how-to blog — capability news now arrives disguised as tutorials.
◆ Current state
Sugar Calendar has stopped publishing version posts. The last three entries read as tutorials — building event pages in Elementor, setting tiered ticket prices for a single event, attaching a Zoom meeting without copying links by hand — where earlier entries were explicit 3.x release announcements. The bodies are truncated teasers, so what shipped versus what was always possible is not stated outright.
◆ Where it's heading
Two things are moving at once. The product is filling in the integration surface an events plugin needs — page builder, video conferencing, flexible ticket pricing — and the communication has shifted from version-led to problem-led. That makes the feed better for prospective buyers and worse as a changelog: the release boundary is now invisible.
◆ Prediction
Expect more problem-framed posts covering individual capabilities rather than a numbered 3.8 announcement. These entries do not say whether the Elementor and Zoom work ships as core or as paid add-ons, so the packaging is unclear.
Alternatives to Leantime and Sugar Calendar
Other PM products tracked by Sparkpulse, ranked by recent ship velocity. Each card links to a full editorial trajectory and lets you pivot into a head-to-head comparison with either Leantime or Sugar Calendar.
Hostaway
Hostaway is becoming a compliance and finance system that happens to manage channels
Tracecat
After a mandatory Action Gateway, the RC train is back to hardening the sandbox
Bonsai
Bonsai is assembling a real CRM underneath the freelancer billing tools
Hive
Governance and cross-workspace plumbing, not new AI surface
Notesnook
Two release lines, weekly tags, and not one line of release notes in the feed.
See all Leantime alternatives → · See all Sugar Calendar alternatives →
Recent activity from Leantime and Sugar Calendar
Latest ship moves from both products, interleaved chronologically. ⚡ = editorial spark.
- 22h agoSugar CalendarDesign Your Event Pages in Elementor
- 7d agoSugar CalendarSet Different Ticket Prices for One Event
- 15d agoSugar CalendarAdd a Zoom Meeting to Any Event Without the Link-Juggling
- 1mo agoLeantimeLeantime 3.9.8: milestone reporting and MCP endpoint fixes
- 1mo agoLeantimeLeantime 3.9.7 adds cross-project program views
- 1mo agoLeantimeLeantime 3.9.6: security hardening plus content templates
- 1mo agoLeantimeLeantime 3.9.5 adds mobile notification and calendar APIs
- 1mo agoLeantimeLeantime 3.9.4 fixes cross-project 'My Work' loading
- 1mo agoLeantimeLeantime 3.9.3 fixes Bearer-token API authentication
- 1y agoSugar CalendarSugar Calendar 3.7: Event Management Just Got Easier – RSVPs, Tags, Speakers and More
- 1y agoSugar CalendarIntroducing Sugar Calendar 3.6 – Enhanced Recurring Events & More Flexible Payment Options
- 1y agoSugar CalendarIntroducing Sugar Calendar 3.5 – The Smarter Way to Manage Event Venues
Frequently asked questions
What is the difference between Leantime and Sugar Calendar?
They serve adjacent needs but don't currently overlap on shipped themes. Leantime is currently shipping more aggressively (velocity 6.3 vs 5.0), with 0 editorial sparks in the last 30 days against 0. See the at-a-glance table above for a side-by-side breakdown of velocity, recent sparks, and editorial themes.
Is Leantime better than Sugar Calendar?
Sparkpulse doesn't pick a winner — we score release velocity, not feature parity. Leantime is currently shipping more aggressively (velocity 6.3 vs 5.0), with 0 editorial sparks in the last 30 days against 0. For your specific use case, the alternatives sections above list other PM products to evaluate alongside.
What are the best alternatives to Leantime?
Top Leantime alternatives in PM are ranked by recent ship velocity. Browse the "Leantime alternatives" section above for the current picks, or visit /alternatives/leantime for the full list with editorial commentary on each.
What are the best alternatives to Sugar Calendar?
Top Sugar Calendar alternatives in PM are ranked by recent ship velocity. Browse the "Sugar Calendar alternatives" section above for the current picks, or visit /alternatives/sugar-calendar for the full list with editorial commentary on each.