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Chunk vs ClockAura

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Chunk compared with ClockAura
DetailChunk logo ChunkClockAura logo ClockAura
What it doesTime blocking app for Mac with two-way calendar sync and AI integration Free online timers, stopwatches, pomodoros and countdowns for focus, study and classrooms
StageNot given Startup
FoundedNot given 2024
Based inNot given IN
Pricing modelPaid Free
PricingFree trial for 7 days (no credit card required). Lifetime License: $29.99 USD (full access for 2 Macs, all current features and future updates included). Family Package: $59.99 USD (full access for up to 6 Macs, all current features and future updates included). Coming soon: Chunk for iPhone at $8.9 Not given
Key features
  • Two-way calendar sync with Apple Calendar, Google Calendar, and Outlook
  • Integration with Apple Reminders and custom task lists
  • Local Claude AI assistant for natural language scheduling via MCP
  • Menu bar panel with global keyboard shortcut (Cmd+/)
  • Live countdown timer and fullscreen alerts
  • Recurring task templates and reusable daily plans
  • Multiple schedule views (day, week, month) with timeline compression
  • Cross-device sync across Macs via iCloud
  • Analytics dashboard tracking planned hours, completions, and follow-through
  • Schedule export as PDF or CSV
  • Pomodoro timer with auto-cycling 25-minute work and 5-minute break intervals
  • Full-screen classroom timer with projector-friendly digits readable from across a room
  • Visual timer showing time as a shrinking coloured disc with no-numbers mode for young children
  • Online stopwatch accurate to within milliseconds with lap time tracking and export
  • Interval timer for HIIT, Tabata and EMOM workout cycles
  • World clock showing live time across 70+ cities and time zones
  • Countdown to specific date with shareable event countdown links
  • Random name picker wheel for fair student or team selection
  • Ambient focus sounds including rain, cafe, forest and white/brown noise
  • Offline functionality with browser caching after first visit
What makes it different
  • Built for ADHD users and focus-first workflows with minimal friction
  • One-time $29.99 purchase with no subscription or recurring fees
  • All data stored locally on Mac; never sent to company servers
  • Local Claude AI integration that runs entirely on device
  • Menu bar access with fullscreen floatability while maintaining focus
  • Timers keep running in background tabs with remaining time shown in browser tab title
  • No sign-up, download or installation required—runs entirely in your browser
  • Works offline after first visit thanks to browser page caching
  • Designed specifically for classroom projection with huge readable digits
  • Completely free with no premium tier, no paywall features
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)30 +1 (up) since last check2 no change since last check
Trust Flow (Majestic)220
Citation Flow (Majestic)3013
Referring domains (Majestic)1638

4 details filled in for both companies.

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