You can import your Letterboxd watchlist to Simkl by following these steps:
That's it, you're done!
- Open your Letterboxd settings and navigate to IMPORT & EXPORT http://letterboxd.com/settings/data/
- Click "EXPORT YOUR DATA" button do download your data archive.
- Open Simkl csv import https://simkl.com/apps/import/csv/ and download a sample import-data.csv
- Open watched.csv in your Letterboxd downloaded archive and import-data.csv in Microsoft Excel (or any other spreadsheet app).
- Copy table data from watched.csv to import-data.csv and save it after you finished copying.
- Upload your import-data.csv to Simkl at https://simkl.com/apps/import/csv/