01
Bitcoin DCA Spreadsheet for Google Sheets and Excel
Two sheets and a short formula block track average cost, the exchange balance, wallet receipts, and withdrawal fees in sats, in Google Sheets or Excel.
Topic
Backups & Records
Verify wallet backups and keep useful records without exposing your private keys.
02
Trezor Check Backup Failed? Test Your Seed Without Wiping
A failed Trezor backup check erases nothing. Run it on a Model T, fix the usual causes, and know what to do if the words still don't match.