About LoTW Viewer
LoTW Viewer is a native Android app for amateur radio operators to view QSL
confirmations from ARRL's Logbook of the World (LoTW).
📋 BROWSE YOUR QSLs
View all received QSL confirmations in a clean, easy-to-read list. Tap any
QSL for full details including band, mode, date and station information.
🔍 SEARCH & FILTER
Quickly find specific contacts by callsign, filter by band (160m–70cm) or
mode (SSB, CW, FT8, etc.) and sort by date or callsign.
📊 STATISTICS
See your confirmed totals by band and mode at a glance. Free 30-day trial,
then available to supporters.
🗺️ MAP
View your confirmed contacts on an interactive world map. Free 30-day trial,
then available to supporters.
📤 EXPORT
Export your QSL records as CSV or ADIF files for use in logging software or
spreadsheets.
🔔 NOTIFICATIONS
Get notified when new QSL confirmations arrive from LoTW.
🔒 PRIVACY & SECURITY
Your LoTW credentials are stored locally on your device using Android's
encrypted storage. No data is sent to third-party servers, only to the ARRL
LoTW service.
❤️ SUPPORT DEVELOPMENT
LoTW Viewer is developed by a fellow amateur radio operator. Support the app to unlock Statistics and Map features and keep the project going.
A free ARRL Logbook of the World account is required. Register at lotw.arrl.org.
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