Free peptide reconstitution calculator for dosage and syringe units
Email sync and client portals for Notion
Stage
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Founded
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Based in
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Pricing model
Free
Paid
Pricing
Not given
SlapMail: $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.
Key features
Calculates exact syringe mark for any peptide dose
Supports U-100 and U-40 insulin syringes
Works with milligrams and micrograms
Shows doses per vial and cost per dose
Runs entirely in browser with no data collection
Mobile-friendly design
Flags doses larger than entire vial
Compound-specific calculators for Retatrutide, Tirzepatide and BPC-157
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
What makes it different
Free with no account or data collection required
Handles both mg and mcg in a single calculation
Works on mobile and desktop without installation
Includes reference chart for common vial sizes and water volumes
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
Peptide Dose Tool
Slap