Update README.md

Author: cyber-anderson

README.md

@@ -31,7 +31,7 @@ No file limits, no internet connection. 100% offline processing means your image
 - **Automatic language detection**
 - **Remember settings between sessions**
 - **Light/Dark theme supports** — switch between dark and light in Settings
-- **File comparison tool** - allowing to easily compare the source file with the processed result
+- **Image comparison tool** - allowing to easily compare the source file with the processed result
 
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