Categories
66 tools, organised by what you are trying to accomplish rather than by file format.
Convert14
Move data between XLSX, CSV, JSON, XML, HTML and PDF without losing formatting, encoding or number precision. Every conversion runs locally in your browser.
ExploreMerge & Split4
Combine dozens of workbooks into a single file, or break a large workbook into per-sheet, per-value or fixed-size chunks in seconds.
ExploreClean & Format11
Remove duplicates, trim whitespace, fix inconsistent dates and numbers, split or merge columns, and validate data quality before it reaches your reports.
ExploreAnalyse6
Profile every sheet, diff two versions cell by cell, read hidden metadata and find the bloat that makes a workbook slow to open.
ExploreFormulas5
Describe what you need in plain English and get a working formula, or paste an existing one to see it explained and audited step by step.
ExploreSecurity4
Add sheet and structure protection to files you share, or remove protection you set yourself and no longer need. Nothing ever leaves your device.
ExploreGenerate5
Build test datasets, starter sheets, pivot summaries and chart-ready workbooks from a short description — no manual typing.
ExploreTemplates12
Invoices, payroll, timesheets, budgets and dashboards — every template ships with real formulas, not screenshots, and downloads as a native .xlsx.
ExploreAI Assistant5
An Excel expert on demand: ask questions about your data, get errors diagnosed, clean messy columns and learn the function you actually need.
Explore