Split CSV data into equal parts with headers in every chunk. Break large pastes into smaller pieces — local splitting, free, no signup.
Content reviewed October 2026 · About Toolzum
Split names into fair random teams in seconds. Divide 20 players evenly — free, local, no signup.
Extract CSV columns by name into clean lists. Pull email and name columns from pasted CSV in seconds — local parsing, free, no signup.
Rename CSV headers in bulk with old:new mapping — standardize client exports fast. Fix 40 messy columns before import — local parsing, free, no signup.
Split PDFs by page ranges, every-N-pages, or single-page extraction. Break a 200-page manual into chapters — local pdf-lib split, unlimited saves.
Split text by any delimiter (comma, space, tab, newline, or custom) and view numbered parts. Essential for parsing CSV data, extracting fields, and breaking structured text into components.
Neither — the CSV is divided into N equal parts by row order. Headers repeat in every chunk.
Rows divide evenly across the parts you pick (2, 3, 4). Check the per-part row counts in the output before importing.
Yes — BOM and UTF-8 carry into every chunk. Mixed-encoding sources normalize first.
No — splitting runs locally in your browser. Data never leaves your device.
Chunk size rounds up (ceil 4/3 = 2), giving parts of 2, 2, and 0 rows — the last part ships headers only. Check the per-part row counts in the Part N banners before importing.
CSV Merger
Merge two CSV files on a shared key column — join related exports into one sheet. Combine two tables without spreadsheets — local merging, free, no signup.
CSV Transpose
Flip CSV rows and columns — wide tables to long form for analysis. Pivot stubborn exports without Excel gymnastics — local transposing, free, no signup.