Versions of IPTV Checker 2.5 are typically distributed via third-party software repositories and developer forums.

If 2.5 doesn't meet your needs, modern alternatives offer more robust features:

Yes, it is fully compatible. Run in Windows 8 compatibility mode if you encounter UI glitches.

Load Playlist A. Click "Append" (Plus icon). Load Playlist B. Run the checker. Export "OK only." The tool automatically deduplicates identical streams.