TryDiff is a free online text and file comparison tool built for speed and simplicity. Paste or upload two files to instantly see differences side-by-side, with added, removed, and modified lines highlighted. No signup required — just open the site and start comparing.

Built for developers, writers, students, and analysts who need a fast, clean alternative to Diffchecker, Beyond Compare, and Meld. Works entirely in-browser, supports text and common file formats, and lets you download diff results.

Live at trydiff.com. Part of AIthinker LLC's lineup of no-signup developer utilities.

Refiner is a user feedback & customer survey solution for data driven SaaS teams. Refiner helps you better understand who your users really are, what they need and how you can help them achieve their goals.

Profile your users, measure customer satisfaction (NPS + CSAT) or research what to build next. Our beautiful in-app survey widgets get you all the customer insights you need to grow your business.

Push survey responses in real time to the tools you already use with Segment or Zapier. Update your customer database with webhooks or analyze all data with good old Excel. Refiner is not another data silo.