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Reference edition 2026.46

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Slap vs BuyBye

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

Slap compared with BuyBye
DetailSlap logo SlapBuyBye logo BuyBye
What it doesEmail sync and client portals for Notion A free shared shopping list app that works offline
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelPaid Freemium
PricingSlapMail: $8/user/month (billed yearly). SlapPortal: plans start at $12/month (billed yearly) for up to 5 active users and scale from there. Both include free trial with no credit card required. Free: $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
Key features
  • Sync Gmail and Outlook emails to Notion automatically
  • Reply to emails from Notion
  • Smart email routing based on labels and folders
  • Automatic contact linking
  • Attachment storage in Notion
  • Share inboxes across teams
  • Property-level access control for portals
  • Real-time bidirectional sync
  • No separate interface to build
  • Works with free Notion accounts
  • 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
What makes it different
  • Built specifically for Notion workflows
  • One source of truth for sales, support, and client work
  • No data duplication between workspace and portal
  • Google CASA Tier 2 certified and Microsoft-verified
  • Content never permanently stored outside Notion
  • 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
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)17 +1 (up) since last checkNot checked yet no change since last check
Trust Flow (Majestic)1115
Citation Flow (Majestic)2517
Referring domains (Majestic)9839

5 details filled in for both companies.

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