LoTW Viewer

YO8TNB

In-app purchases

About this app

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.

What’s new

• Fixed a rare crash when opening the donation screen on some devices by updating the billing library