Free for files up to 5MB; requires free account for larger files (no credit card needed).
50MB per file, but only 2 free conversions per day. No account required. dwg to kml online converter free link
For batch jobs, use the again: QGIS with the Processing Toolbox → Batch Processing → Convert format to KML . Free for files up to 5MB; requires free
The simple solution seems to be a quick web search for a "dwg to kml online converter free link." But finding a tool that is genuinely free, secure, and accurate is harder than it looks. Many so-called "free" converters limit file sizes, add watermarks, or store your proprietary data on unsecured servers. Free for files up to 5MB
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