Turns the customer and revenue data already sitting in your Google Sheets into churn, retention and cohort analytics in seconds, no formulas or BI tool required.
jettisheets.com
#spreadsheet
17 tools curated in this category — including Jetti Sheets, IronCalc, Clean That Sheet
techFind on mySelectas all sites and tools related to spreadsheet. This selection of 17 resources is reviewed and maintained by the community. The most popular include Jetti Sheets, IronCalc, Clean That Sheet. Each tool comes with a review, tags, comparisons and alternatives to help you make the best choice.
Free, open-source spreadsheet calculation engine you embed in your own app (Rust, WASM).
ironcalc.com
Online spreadsheet cleaning tool that identifies and fixes messy data in Excel, CSV, and Google Sheets files. Users upload files for a free preview showing detected issues, then pay to unlock fully cleaned versions.
cleanthatsheet.com
A tool that lets anyone ask their spreadsheets a plain-English question — like "which product sold best last quarter?" — and get a real answer, chart or report back, without learning formulas or SQL.
quiriz.co
A browser-based tool that cleans messy CSV and Excel files -- fixing duplicates, dates, names, and phone numbers -- entirely on your device, without uploading your data anywhere.
cleanmysheet.in
A caniuse.com-style compatibility checker for spreadsheet functions across Excel, Google Sheets, and LibreOffice Calc.
canispreadsheet.com
AITable is an open-source, API-first spreadsheet-database platform and Airtable alternative, available as a free cloud service or self-hosted under AGPL-3.0.
aitable.ai
Opens a 500MB CSV file instantly and lets you filter, sort, and run SQL queries on it like a database — without the multi-minute freeze that happens when you try the same file in Excel or Google Sheets.
cassava.dev
Bundles notes, docs, spreadsheets, calendar, tasks, and end-to-end encrypted chat with voice/video calls into one app that works fully offline by default — an alternative to running Notion, Google Workspace, and Signal as separate accounts.
blackbear.app
Turns the spreadsheet your team already relies on into a proper multi-user web app — with forms, permissions, and dashboards — without hiring a developer.
sheetward.com
Open a browser tab, drag and drop your spreadsheet or database in, and build a chart or dashboard by connecting boxes together — no software to install, no analyst to hire.
datastripes.com
A Google Sheets add-on that fills in a column of your spreadsheet by reading websites for you, instead of you copy-pasting from each page by hand.
getvurge.com
Adds a simple =AI() function to Google Sheets and Excel, so you can run ChatGPT-style prompts on spreadsheet cells in bulk, no API key needed.
numerous.ai
A ready-made spreadsheet and document editor that developers can drop into their own app — like getting Excel or Google Sheets as a building block, instead of spending months building a grid editor from scratch.
univer.ai
A spreadsheet that can quietly run real SQL underneath — load millions of rows, ask a question in plain English, and let the AI turn it into the right query and a live report.
tictable.com
A spreadsheet that understands plain English — describe what you want to track or automate, and Teable turns it into a working database, app, or workflow without you touching code.
teable.ai
Self-hostable Airtable alternative: spreadsheet UI over your Postgres or MySQL, REST APIs, forms, kanban and RBAC.
nocodb.com