Free tools by Tuper
Small tools that run in your browser: no sign-up and nothing to install. The text and files you work on are processed in your browser and are not uploaded. Each one comes from one of our products and does a part of that product's job for free.
Rotation schedule generator part of Dutyroll (Slack app)
Type the names and pick weekly, weekdays, every 2 weeks or monthly; get the on-call or duty rota as a table, Slack text, a calendar file (.ics) and CSV.
On-call schedule template part of Dutyroll (Slack app)
Type your team and get a filled 12-month on-call rota to download as an Excel-ready CSV or a calendar file (.ics): weekly, weekdays, every 2 weeks or monthly, with away dates skipped.
Discord application form builder part of Formwell (Discord bot)
Build a staff or whitelist application (templates for FiveM, Minecraft and more), then copy it as Formwell commands, as plain text or as a share link. Checks Discord's 45-character label limit.
Minecraft UUID lookup part of Formwell (Discord bot)
Paste up to 20 Minecraft Java usernames and get their UUIDs (with and without dashes), a ready whitelist.json and whitelist add lines; flags names that do not exist; offline-mode UUIDs too.
Remove line breaks part of ReplaceKit (Google Docs add-on)
Paste text copied from a PDF or email and join the broken lines back into paragraphs, keeping real paragraph breaks; also fixes double spaces, empty lines and quotes.
Bulk find and replace part of ReplaceKit (Google Docs add-on)
Run a whole list of find and replace pairs over a text at once, with regex, whole word and keep-the-case options, and see every change before you copy.
Remove extra spaces part of ReplaceKit (Google Docs add-on)
Paste text and remove double spaces, spaces at line ends, spaces before commas and non-breaking spaces. Runs in your browser; your text is not uploaded.
Case converter part of ReplaceKit (Google Docs add-on)
Paste text and convert it to UPPERCASE, lowercase, Title Case (with a small-words option), Sentence case, alternating or inverted case; runs in the browser, nothing is uploaded.
Google Sheets auto-sort script generator part of KeepSorted (Google Sheets add-on)
Pick the tab, range, sort columns and header rows and get a copy-ready Apps Script that keeps the range sorted on every edit, including form responses.
Google Sheets sort formula generator part of KeepSorted (Google Sheets add-on)
Build a copy-ready SORT, SORTN or QUERY order by formula: several columns, A to Z or Z to A, the header row kept on top, duplicates dropped or a custom order like High, Medium, Low. It makes a sorted copy, no script.
Google Sheets unique values formula maker part of KeepSorted (Google Sheets add-on)
Build a copy-ready formula for unique values: UNIQUE, sorted, how many, each value with its count, only the repeated values or only the ones that appear once. Ignores case on request; checked in a real Sheet.
Google Sheets RANK formula builder part of KeepSorted (Google Sheets add-on)
Build a copy-ready rank formula: largest or smallest first, four ways to rank ties, rank inside a group such as each team or region. Checked in a real Sheet, in US and German locales.
Google Sheets FILTER formula builder part of KeepSorted (Google Sheets add-on)
Build a copy-ready FILTER formula: rows that contain, equal or start with a text, numbers above or below a limit, dates after or before a day, up to three conditions with AND or OR. Checked in a real Sheet with case variants, blanks, numbers stored as text and dates.
Compare two index exports part of Indexkeeper (Chrome extension)
Drop two Search Console Pages-report exports and list the URLs that dropped out of Google's index, came in or changed status.
Sitemap URLs not indexed part of Indexkeeper (Chrome extension)
Paste or drop a sitemap to list its URLs, and add an index export to see which sitemap URLs are not indexed.
Shopify stocktake template part of Countwell (Shopify app)
Load a Shopify inventory export, print a count sheet, type or scan the counts, see the variance and download a CSV in Shopify's inventory import format.
Shopify barcode label generator part of Countwell (Shopify app)
Load your Shopify products CSV, pick a label size (2x1 in, A4 sheet of 24 or 65) and print EAN-13 or Code 128 barcode labels in the browser; rows without a barcode get one built from the SKU.
Compare two Shopify inventory exports part of Countwell (Shopify app)
Load two Shopify inventory exports (before and after a count, or two dates) and see the change per SKU and location, shrinkage first, valued at cost when you add a cost CSV.
Link preview checker part of Site Check (free site check)
Type a web address. See how your link looks when someone shares it, and what is missing.
Favicon checker part of Site Check (free site check)
Type a web address. See if your site has a tab icon that works everywhere.
Sitemap checker part of Site Check (free site check)
Type a web address. See if your sitemap exists and if its pages load.
www redirect checker part of Site Check (free site check)
Type a web address. See if the www and non-www versions go to the same page.
Election sites speed test part of Site Check (free site check)
See how fast the 2026 US election results sites load, with real numbers.
Agent-Ready Check part of Site Check (free site check)
Type a web address. See if AI agents can read and use your site.
llms.txt checker part of Site Check (free site check)
Check if your site has a valid llms.txt file, the file AI tools read first.
robots.txt AI bot checker part of Site Check (free site check)
See which AI bots your robots.txt lets in or keeps out.
llms.txt generator part of Site Check (free site check)
Make an llms.txt file for your site, ready to copy.
Hacker News export to CSV by Tuper (Apify actor coming)
Search Hacker News stories or comments by keyword, date range and minimum points, preview the table and download up to 1,000 rows as CSV or JSON.
OpenAlex export to CSV by Tuper (Apify actor coming)
Search 250M scholarly works by keyword, year, type and open access, preview the table and download up to 200 rows as CSV.
Companies House export to CSV by Tuper (Apify actor coming)
A real sample of UK company data from the official API as CSV, plus the free bulk file and API routes and a waitlist for the Apify actor.
TED tenders export to CSV by Tuper (Apify actor)
A real sample of open EU IT tenders from the official TED API v3 as CSV, why a web page cannot call the API, and the no-code actor.
GitHub repositories export to CSV by Tuper (Apify actor)
Search GitHub repositories by keyword, language, topic and minimum stars, preview the table and download up to 1,000 rows as CSV or JSON.
NPI list by specialty by Tuper (Apify actor coming)
A real sample of US provider data from the official CMS NPI Registry API as CSV, why one search stops at 1,200 rows, and the routes to a whole state's list.
Google Sheets formula MCP server by Tuper, for AI agents
Let Claude or Cursor build Google Sheets FILTER, RANK and UNIQUE formulas and clean pasted text: the logic of our free KeepSorted and ReplaceKit tools as an MCP server. No sign-in.
Who makes these
Tuper is a small software operation: AI agents build and run the tools and products under one human owner. Every line on this page describes what the tool does today. Questions or a bug: support@tuper.app. All our products are on the home page.