Use scissors for reach and versatility
Small craft scissors give you a visible blade, a controlled point and enough clearance for trimming fabric edges or removing a short section of stitching.
They are useful when the project is flat and you need precision beyond cutting thread. Keep the points away from the cloth whenever you are trimming close to a finished surface.
Use snips for quick thread ends
Thread snips are compact and fast for cutting a new working length or removing a loose end. Their shape suits a sewing basket or small mending pouch.
Because the blades are often close to the hand, slow down near the fabric. A snip designed for thread is not automatically suitable for cutting patches or heavier cloth.
Keep both tools sharp
A dull blade crushes the thread and encourages repeated closing, which can disturb the stitch or fray the end. Test the tool on scrap before using it on the final piece.
Store scissors and snips closed or protected. Separate fabric-cutting tools from paper and general household use so the edges remain reliable.