About this app
Send yourself an email and note in one tap! Lightweight, fast and endlessly customizable. Supports attachments and is robust in low bandwidth and offline environments. Let the app send the email itself, hook up to your own SMTP server or Google Apps, or even host the server yourself. Read more about the rationale for this workflow @ https://writings.williamhockey.com/paper-plane
Latest release
What’s New
Updated design and layout.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 10, 2026 · 7:59 AM Free
Screenshots
