CSVall
CSV Explorer
CSVLens
csv.repair
HowToCSV
CSV Explorer
Csv Easy
Modern CSV
CSV Editor Pro
CSV Cleaner
CSV Buddy
Clean Spreadsheets
HowToCSV.com is a privacy-centric โSwiss Army knifeโ for cleansing and transforming data files (CSV, Excel, JSON).
What makes HowToCSV.com unique? Browser Only: Data processing takes place on your device only; your data never gets uploaded to any server.
Excel On Steroids: Supports millions of rows that will normally crash the standard spreadsheet programs.
Smart Cleansing: More than 50 specialized tools to fix delimiter issues, cleanse files from invisible characters, and execute SQL queries on flat files.
Target users: For data analysts needing fast data โjanitorโ tasks. Privacy-conscious pros working with sensitive data that cannot be processed via cloud services. For developers who need to convert file formats quickly.
CSVall HowToCSVHowToCSV's answer:
To ensure privacy and security, all computation occurs client-side, directly on the user's local machine. To achieve this, the entire system uses only client-side technologies, starting with NextJS and extending to WASM modules with in-memory analytics DBs for complex transformations and manipulations: no data ever leaves the user's computer.
CSVall's answer
I have added all the relevent tools in it that user can use all in one place
HowToCSV's answer:
"iLovePDF for CSV files": a single place with lots of tiny browser-based utilities for anything you might need to do with tabular CSV data without installing heavy software or writing code. Itโs focused on real quick hacks: merge, unpivot, clean, convert, forecast, generate synthetic scenarios, etc. and all in the browser.
HowToCSV's answer:
Even if you hate CSVs, you'll love what we can do with them!
Zero installs โ tools run directly in your browser.
Lots of small focused utilities in one place instead of searching for separate converters or editors.
Free access to basic CSV processing tasks up to a modest file size.
Quick one-off fixes (dedupe, pivot, unpivot, simple transforms) without scripting or spreadsheets.
HowToCSV's answer:
Folks who work with tabular text data but donโt want to fire up Excel or write scripts. Data analysts, product people, devs doing quick transformations. Students, hobbyists, or anyone needing simple CSV work without local tooling.
HowToCSV's answer:
It started as a side project by a builder tired of fighting with Excel and separate utilities for simple CSV tasks. Put together ~30 tools from other projects heโd built, wrapped them into one free toolkit, and launched it as ilovecsv.net end of 2025. It gained organic search traction quickly.
CSV Explorer - Explore Spreadsheets with Millions of Rows
CSVLens - Analyze CSVs with AI.
Csv Easy - The ultimate CSV Editor. Import, tweak, fix, analyse and convert.
csv.repair - Free browser-based CSV repair tool. Fix malformed files, edit cells inline, run SQL queries, auto-repair errors, visualize data, and export clean CSV. No upload - 100% private.
Modern CSV - A CSV editor/viewer