Diff Guru is a fast, powerful, and privacy-first online comparison platform designed to help users instantly detect differences across multiple file types with maximum accuracy and ease. Built for developers, designers, writers, students, QA teams, and business users, Diff Guru offers a complete set of comparison tools including Text Compare, Image Compare, PDF Compare, Excel/CSV Compare, and JSON Diff - all within a clean, distraction-free interface.

With Text and Code Compare, users can paste or upload content side-by-side and view highlighted differences in real time. Developers use it for code reviews, debugging, API response validation, and configuration tracking. Writers and editors rely on it to verify document revisions and content updates with precision.

The Image Compare tool allows users to visually detect pixel-level changes between two images, making it ideal for designers, QA teams, and digital auditors. The PDF Compare feature helps identify text and layout differences between two document versions. With Excel and CSV Compare, users can accurately track changes across spreadsheet files, while JSON Diff makes it easy to detect structural and value-based differences in API and configuration data.

One of Diff Guru’s strongest advantages is its privacy-first architecture. All comparisons run directly in the browser whenever possible, ensuring that sensitive data such as source code, business documents, and confidential records never leave the user’s system. There are no forced logins, no data tracking abuse, and no hidden uploads.

Diff Guru is completely free to use, requires no signup, and works smoothly across all modern devices and browsers. With its growing ecosystem of tools and resources, Diff Guru is not just a comparison utility - it’s a complete digital comparison workspace built for speed, accuracy, and trust.

What is Tabidoo?

Tabidoo is a Czech low-code platform designed for creating custom business applications. Founded in 2017, it helps companies organize and manage their data once traditional spreadsheets are no longer enough. As a comprehensive and highly flexible system, it adapts to even the most demanding clients and grows with them as their business evolves and their needs expand over time.

Pricing

One of Tabidoo’s biggest advantages is its pricing model. Unlike most SaaS platforms, Tabidoo charges per license, not per user, starting at just 1,500 CZK. The platform also offers a freemium model – all features are available free.

Who Uses Tabidoo?

Tabidoo is used by companies of all sizes – from small businesses to large enterprises. The platform currently powers several thousand active users, and the number continues to grow rapidly. Among its key clients are Dr. Max, The National Theatre, The General Financial Directorate, Škoda Transportation, Atelier A8000, and Direct Auto.

Key Features

👉 Edit, delete, or link data across multiple applications. 👉 Share applications with other users and assign permissions individually. 👉 Create dashboards and customize widgets such as tables, charts, KPIs, summary panels, and gauges. 👉 Set up email notifications, automated workflows, and reports. 👉 Download ready-made templates and adapt them to your needs. 👉 Manage data, tasks, and processes all in one place. 👉 Switch between 30+ languages – Tabidoo speaks your language. 👉 Transform data into clear visual infographics. 👉 Plan meetings and interviews directly within the platform. 👉 Integrate with other apps via Zapier, Make, or native API.

For more complex logic, users can customize Tabidoo further using JavaScript.

About the Team

Behind Tabidoo stands a team of experienced developers – Michal Čumpelík, Pavel Hruschka, Vratislav Morkus, Jan Pinďák, and Jan Zedník – each with more than 20 years of experience in IT and software development.