Wiki
Signal: Peptide Calculator
iOS — Free
App Store (iOS)
5.00 / 5 · 2 ratings
Google Play (Android)
Not on Android
Signal: Peptide Calculator is a wiki tracking app available on iOS, priced as free. Signal is the research backed peptide reconstitution calculator from The Peptide Signal. Unlike other calculators, Signal knows your compounds. Select from 65 research profiled peptides and get pre p. It holds 5.00/5 on the App Store across 2 ratings. On paper it ships 3 of the 10 standard tracking features and 0 of the 5 genuinely-advanced ones we look for. Like most of the field, it leans on the same core set of features everyone else has.
Signal is the research backed peptide reconstitution calculator from The Peptide Signal. Unlike other calculators, Signal knows your compounds. Select from 65 research profiled peptides and get pre populated reference ranges, evidence tier ratings, and…— Signal: Peptide Calculator's own store listing
The verdict
Useful, but arguably a feature rather than a standalone app.
Core features
Reconstitution calculator
Injection-site rotation
Half-life curve
Apple Health / sync
An AI gimmick
Standard tracking features
Dose calculator
Reminders
Inventory
Weight tracking
Side effects
Progress photos
Cloud sync
Local privacy
Data export
Blends
Advanced features
0/5Claim Audit — Cross-checks marketing claims against actual cited research.
iMessage / SMS logging — Log a dose by texting it. No app-open required.
MCP server — Model Context Protocol endpoint so your LLM can read your stack.
Interaction checker — Flags stacking conflicts and contraindications.
Clinician dashboard — A real portal your provider can log into.