v2.5
Batch image watermark editor released
Added multiple images plus multiple text and logo layers with drag, resize, rotation and opacity controls, followed by individual or ZIP export.
Tool Update Log
A record of new Zituo tools, feature improvements and experience fixes.
Currently 29 tools
v2.4
Audio Processing Master released
Added local audio conversion, waveform playback and time-range trimming, plus primary audio extraction from video with MP3, WAV, M4A and WebM export.
v2.3
Video Compressor released
Added pure front-end video compression with WebCodecs and Mediabunny, including quality, resolution, frame-rate and audio controls. Video files are not uploaded.
v2.2
JSON to Code Generator released
Added local JSON type inference and code generation for Go, JavaScript, TypeScript, Rust, Swift, C++, Java, Objective-C, Kotlin, Python, C#, Dart and PHP.
v2.1
Photo EXIF viewer and remover released
Added local multi-photo EXIF inspection, one-click selection and removal, JPEG, PNG and WebP cleaning without re-encoding, individual downloads and ZIP export.
v2.0
Tool filters and search
The home page now includes category filters and search by name, making it faster to find the tool you need. The full list is still rendered on the server, so it remains browsable without JavaScript and easy for search engines to index.
v1.9
PDF and Word converter released
Added local PDF-to-DOCX conversion with editable-text and appearance-preserving modes, plus DOCX-to-PDF conversion with browser preview, page size and margin controls.
v1.8
Minimal Memo released
Added a no-sign-in memo list with local add, edit and delete. Each note stays in localStorage for 365 days after its latest edit, with times formatted for the active language and browser time zone.
v1.7
Code Screenshot Generator released
Added local syntax highlighting for mainstream languages, eight editor themes, six canvas backgrounds, window styles, line numbers and high-resolution PNG export.
v1.6
Image Cropper released
Added rectangular and circular cropping with draggable selections, fixed or custom ratios, exact output sizes, overflow color, rounded corners and transparent PNG or WebP export.
v1.5
Number Base Converter released
Added exact binary, octal, decimal and hexadecimal conversion with BigInt, four simultaneous results and step-by-step calculation methods.
v1.4
AI search content enhanced
Added visible summaries, FAQs, methodology and source notes, richer JSON-LD and a complete llms.txt tool directory.
v1.3
Pomodoro Timer released
Added automatic 25+5 cycles, custom durations, white, pink and brown noise, and local focus-session counts.
v1.2
Second set of everyday tools
Released JSON formatting, CSV/JSON conversion, word count, text deduplication, URL/Base64, file hashes, password generation, Markdown preview, date calculation and unit conversion.
v1.1
PDF, image and text tools
Released PDF merge and split, images to PDF, image compression and format conversion, QR generation and reading, and Text Diff.
v1.0
Zituo Tools launched
Launched with six languages, automatic language detection, SEO-friendly pages, access logs and single-binary deployment.