Browser only CSV editor

Open and preview CSV files instantly in your browser. Your data never leaves your device — no server uploads, no signup required.

CSV Preview – Privacy-First CSV Viewer in Your Browser CSV Preview Tools Data About Upload First row as header Copy A ▼▲ B ▼▲ C ▼▲ D ▼▲ E ▼▲ F ▼▲ G ▼▲ H ▼▲ I ▼▲ J ▼▲ K ▼▲ L ▼▲ M ▼▲ N ▼▲ O ▼▲ P ▼▲ Q ▼▲ R ▼▲ S ▼▲ T ▼▲ U ▼▲ V ▼▲ W ▼▲ X ▼▲ Y ▼▲ Z ▼▲ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 Ready — upload a .csv file to preview it here