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BuyBye vs Mac Ninja

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

BuyBye compared with Mac Ninja
DetailBuyBye logo BuyByeMac Ninja logo Mac Ninja
What it doesA free shared shopping list app that works offline Not given
StageNot given Not given
FoundedNot given Not given
Based inNot given SE
Pricing modelFreemium Freemium
PricingFree: $0 with up to 5 shopping lists, 5-recipe box, current week meal planning, up to 2 collaborators per list. Pro Individual: $1.99/month or $9.99/year with unlimited lists, recipes, collaborators, multi-week meal planning, item photos, and recurring templates. Pro Family: $14.99/year for up to 6 Yearly: $9.99/year (cancel anytime); Lifetime: $24.99 one-time payment. Both plans include every feature and work on up to 3 Macs.
Key features
  • Shared shopping lists with real-time sync across devices
  • Auto-categorize items into Produce, Dairy, Frozen and other categories
  • Voice input in seven languages
  • Import recipes with ingredients auto-added to shopping list
  • Meal planner with weekly and multi-week planning
  • Works completely offline with local device storage
  • No account required to start using the app
  • No ads on any pricing tier
  • Multilingual interface and auto-categorization
  • Item photos and custom category ordering in Pro
  • Unload idle browser tabs in Chrome, Safari, Brave, Edge, Arc and other browsers
  • Calm background CPU hogs without quitting them
  • Clean up tabs left behind by AI agents
  • Offload unused apps to save disk space
  • Live dashboard showing memory and CPU stats
  • Memory autopilot for automatic tab sleeping
  • Works on up to 3 Macs per license
  • Silent auto-updates
  • Minimal resource usage
  • No admin password required for normal use
What makes it different
  • Works offline-first with automatic syncing when network returns
  • No account or sign-up required to start shopping
  • Completely free with no ads across all tiers
  • Real-time list sharing that syncs even when offline
  • Automatically organizes items by category while you type or speak
  • Never closes your apps or tabs, only unloads idle tabs that reload instantly when clicked
  • Uses only standard macOS and browser features, no system changes or kernel extensions
  • Automatically cleans up tabs abandoned by AI agents after 8 hours
  • No tracking, no analytics, no account required
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)Not checked yet no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)150
Citation Flow (Majestic)177
Referring domains (Majestic)392

4 details filled in for both companies.

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