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Comparison · PM

BigTime vs Leantime

A side-by-side editorial comparison of BigTime and Leantime — release velocity, themes, recent moves, and the top alternatives to consider.

BigTime vs Leantime: at a glance

FeatureBigTimeLeantime
SectorPMPM
Velocity score5.06.3
Sparks · 30d01
Top themespsa, professional-services, seo-content, quickbooksauthentication, permissions, json-rpc-api, mobile
Last editorial update4d ago3d ago
WebsiteVisit →Visit →

What is BigTime?

BigTime's feed is SEO comparison content — QuickBooks guides and PSA-alternative listicles, no releases.

BigTime's recent entries are entirely search-optimized blog content: QuickBooks integration and invoicing guides, a QuickBooks Time review, and a run of 'best alternatives' listicles targeting Accelo, Planview, Deltek, and Certinia. None is a changelog entry. This crawl is capturing the company's content-marketing engine, not its product releases.

Read the full BigTime trajectory →

What is Leantime?

Leantime hardens its new permission engine through a rapid-fire auth patch cycle.

Leantime just shipped 3.9.0, a ground-up permission engine that replaced ad-hoc role checks with centralized, fail-closed authorization across every domain, landing alongside a JSON-RPC API layer and mobile push tokens. The 3.9.1 through 3.9.4 point releases that followed are almost entirely auth stabilization: Bearer and personal-access-token authentication broke under the new Sanctum guard and took four patches to fully settle. The project is mid-transition from a legacy PHP codebase to a modern Laravel, Blade, and JSON-RPC stack.

Read the full Leantime trajectory →

BigTime vs Leantime: editorial side-by-side

B5.0

BigTime's feed is SEO comparison content — QuickBooks guides and PSA-alternative listicles, no releases.

◆ Current state

BigTime's recent entries are entirely search-optimized blog content: QuickBooks integration and invoicing guides, a QuickBooks Time review, and a run of 'best alternatives' listicles targeting Accelo, Planview, Deltek, and Certinia. None is a changelog entry. This crawl is capturing the company's content-marketing engine, not its product releases.

◆ Where it's heading

With no product entries visible, the PSA platform's direction can't be read from this input. The content does show a clear marketing posture — positioning BigTime against established PSA competitors and around the QuickBooks ecosystem — but that reflects go-to-market targeting, not shipped capability.

◆ Prediction

These entries don't support a product prediction; they reveal which competitors and keywords BigTime's marketing is chasing, not its roadmap.

L6.3

Leantime hardens its new permission engine through a rapid-fire auth patch cycle.

◆ Current state

Leantime just shipped 3.9.0, a ground-up permission engine that replaced ad-hoc role checks with centralized, fail-closed authorization across every domain, landing alongside a JSON-RPC API layer and mobile push tokens. The 3.9.1 through 3.9.4 point releases that followed are almost entirely auth stabilization: Bearer and personal-access-token authentication broke under the new Sanctum guard and took four patches to fully settle. The project is mid-transition from a legacy PHP codebase to a modern Laravel, Blade, and JSON-RPC stack.

◆ Where it's heading

The direction is a comprehensive backend re-architecture, with the permission engine, JSON-RPC API, completed Blade template unification, and experimental Postgres support all converging on a cleaner, API-first core. The recent burst of Bearer-auth fixes shows the team paying down the regressions the permission-engine rollout introduced rather than adding new surface. Mobile is the next frontier: the 3.8.0 TestFlight API groundwork and 3.9.0 push tokens point to a native app nearing release.

◆ Prediction

Expect the auth-fix cadence to slow as the Bearer regressions settle, with attention shifting toward the mobile app's public launch and broader JSON-RPC endpoint coverage.

Alternatives to BigTime and Leantime

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 BigTime or Leantime.

See all BigTime alternatives → · See all Leantime alternatives →

Recent activity from BigTime and Leantime

Latest ship moves from both products, interleaved chronologically. ⚡ = editorial spark.

  1. 3d agoLeantimeCross-project 'My Work' loading fixed; mark-done action secured
  2. 3d agoLeantimeUnified session factory across web, API-key, and Bearer auth
  3. 4d agoLeantimeRoute-cache self-heal and Bearer/PAT token auth fix
  4. 5d agoLeantimeBearer API context restored; JSON-RPC contract tests + CI gate
  5. 5d agoLeantimeNative permission engine, JSON-RPC API, and mobile push
  6. 20d agoBigTimeBest QuickBooks Integrations: A Complete Guide
  7. 20d agoBigTimePSA Project Management: How Professional Services Firms Run Tighter Projects and Healthier Margins
  8. 20d agoBigTimeThe Best PSA Resource Management Software in 2026: How to Align People, Projects, and Profitability
  9. 20d agoBigTimePSA Integration: The Complete Guide for Professional Services Firms
  10. 20d agoBigTimeQuickBooks Time Tracking Review 2026: Features, Pricing, Pros & Cons
  11. 20d agoBigTimeQuickBooks Invoicing Software: The Complete Guide for 2026
  12. 20d agoLeantimeBlade migration completed; mobile API surface and task collaborators

Frequently asked questions

What is the difference between BigTime and Leantime?

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 1 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 BigTime better than Leantime?

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 1 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 BigTime?

Top BigTime alternatives in PM are ranked by recent ship velocity. Browse the "BigTime alternatives" section above for the current picks, or visit /alternatives/bigtime for the full list with editorial commentary on each.

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.