Dev tools · alternatives · 2026

24 alternatives to CSV File Splitter

Split huge CSV files into multiple sheet spreadsheet.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. CSV File Splitter launched in 2020; newer entries below may have overtaken it.

1. 1
   Excel Splitter▲7

   Bulk split excel files & sheets - support based on rows

   2025 · pdfexcelconverter.com · its alternatives →

2. 2SS
   Split Spreadsheets – Easily Split Large CSVs into Smaller Files▲7

   2019 · splitspreadsheets.com · its alternatives →

3. 3CF
   CSV file merging▲29

   2019 · mightymerge.io · its alternatives →

4. 4
   MacMister CSV Splitter for Mac▲2

   Split huge Excel CSV files into multiple files on Mac

   2023 · its alternatives →

5. 5
   Split CSV▲6

   The easiest way to split large CSV files for free

   2019 · its alternatives →

6. 6
   CSV Slice Master▲6

   Easily split large CSV files without limits.

   2025 · expireddomains.com · its alternatives →

7. 7
   Excel Verteiler▲5

   Split a spreadsheet into multiple files, no uploads

   Jul 2026 · svedalwerz.gumroad.com · its alternatives →

8. 8CS
   Comma Separated Values (CSV) to Unicode Separated Values (USV)▲208

   2024 · crates.io · its alternatives →

9. 9TV
   Tidy Viewer – a cross-platform CSV pretty printer for viewer enjoyment▲392

   2021 · github.com · its alternatives →

10. 10
    CSVshare▲184

    Instantly share CSV data and make it searchable

    2017 · its alternatives →

11. 11IM
    I made a tool to convert images of tables to CSV▲354

    2021 · github.com · its alternatives →

12. 12
    Dropbase▲227

    Turn your CSV and Excel files to live databases, instantly.

    2020 · its alternatives →

13. 13
    Excel Splitter Tool to Split Excel Files

    Split XLSX / XLS Formats by Rows, Sheets and Size

    Apr 2026 · systoolsgroup.com · its alternatives →

14. 14
    Excel File Splitter▲8

    Smaller Faster Better

    2025 · gleeful-heliotrope-a0be64.netlify.app · its alternatives →

15. 15
    Modern CSV▲111

    A CSV editor/viewer

    2019 · its alternatives →

16. 16
    Dropbase 2.0▲147

    Import messy CSV/Excel to databases with auto map & validate

    2022 · its alternatives →

17. 17GC
    GS-Calc – A modern spreadsheet with Python integration▲112

    Process large (e.g. 4GB+) data sets in a spreadsheet. Load GB/32 million-row files in seconds and use them without any crashes using up to about 500GB RAM. Load/edit in-place/split/merge/clean CSV/text files with up to 32 million rows and 1 million columns. Use your Python functions as UDF formulas that can return to GS-Calc images and entire CSV files. Use a set of statistical pivot data functions. Solver functions virtually without limits for the number of variables. Create and display all popular chart types with millions of data points instantly. Suggestions…

    2025 · citadel5.com · its alternatives →

18. 18
    FileSplit▲6

    Split large CSV/TXT files into smaller chunks

    2020 · its alternatives →

19. 19FA
    Flatfile – a drop-in CSV / XLS importer for web apps▲54

    2019 · flatfile.io · its alternatives →

20. 20SS
    sheet2dict – simple Python XLSX/CSV reader/to dictionary converter▲59

    2021 · github.com · its alternatives →

21. 21PC
    Python Compression Suite for Pandas DataFrames, CSV and Excel Files▲20

    2024 · github.com · its alternatives →

22. 22CG
    CSV GB+ by Data.olllo – Open and Process CSVs Locally▲51

    I built CSV GB+ by Data.olllo, a local data tool that lets you open, clean, and export gigabyte-sized CSVs (even billions of rows) without writing code. Most spreadsheet apps choke on big files. Coding in pandas or Polars works—but not everyone wants to write scripts just to filter or merge CSVs. CSV GB+ gives you a fast, point-and-click interface built on dual backends (memory-optimized or disk-backed) so you can process huge datasets offline. Key Features: Handles massive CSVs with ease — merge, split, dedup, filter, batch export Smart engine switch: disk-based "V Core" or RAM-based "P…

    2025 · apps.microsoft.com · its alternatives →

23. 23
    SnapSheets — PDF → Excel/CSV▲7

    Instantly turn messy financial PDFs into clean Excel.

    Oct 2025 · snap-pdfx-masimbamutyiri.replit.app · its alternatives →

24. 24DT
    Dropbase – Turn your CSV files into live databases in seconds▲26

    2020 · dropbase.castodia.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →