Free · Secure · Runs locally

SuiShou Tools · Free Online Toolbox

JSON, Excel, image tools, and desktop utilities — all free.
No signup, no install, no uploads.

See popular tools View all tools

Popular tools

Picked from real traffic and engagement — open top tools in one click.

Copybook Generator

Tianzige/Mizige/article tracing; image OCR; export PDF or PNG

Open Copybook Generator → 10,881 uses

Excel Viewer

Open Excel in browser with sheet tabs and preview

Open Excel Viewer → 1,521 uses

Remove Watermark

Attempt to remove PDF watermarks by rasterizing

Open Remove Watermark → 991 uses

Account & Password Generator

Batch generate accounts, emails and secure passwords with custom account parsing, online preview and Excel export

Open Account & Password Generator → 844 uses

Excel to SQL Converter

Excel to SQL converter online: INSERT/UPDATE/DELETE/SELECT scripts

Open Excel to SQL Converter → 511 uses

UUID Generator

Generate random UUID v4

Open UUID Generator → 503 uses

Excel QR Code Generator

Excel QR code generator: batch convert text/URLs to QR and write back, or export Word labels (free up to 2000 rows)

Open Excel QR Code Generator → 457 uses

HTML to Excel

Convert HTML table or div grid to Excel-pasteable data

Open HTML to Excel → 369 uses

Merge PDF

Merge PDFs with first-page preview, drag or sort-by-name; merge pdf / gabung pdf

Open Merge PDF → 323 uses

JSON Formatter

Beautify JSON with key sort, null cleanup and Unicode decode

Open JSON Formatter → 261 uses

School Timetable

Auto-schedule administrative classes, avoid clashes, export class and teacher timetables

Open School Timetable → 245 uses

PDF to Word

Convert PDF to editable Word DOCX online free

Open PDF to Word → 157 uses

All tools

Browse by category, or jump in from popular tools above.

PDF/Images

Copybook generator, PDF merge/split and convert, image OCR, compress and watermark tools online

Salary & Tax

Annual salary planner, compensation optimizer, net pay, income tax and social insurance

Education

School timetable, class balance and copybook generator in the browser

AI Tools

AI quotation, Excel formulas and VBA macros from natural language

Excel tools

Merge sheets, split by sheet, Excel/CSV to SQL — deleted after processing.

JSON tools

Format, minify, validate JSON with multiple indent options — local browser.

Developer Tools

URL params, encode, hash, JWT, Cron and more utilities

Smart SQL

Beautiful SSMS exports and Excel-like editing — Smart Export + Smart Update.

ComTools Quotely

ComTools online quotation SaaS — templates, formulas, PDF export and sharing instead of Word/Excel rework.

TradeDocs

Start from one quotation and generate five export documents: quotation, proforma invoice, contract, commercial invoice and packing list.

Software downloads

Suishou Baojia Desktop, Cursor Watcher, SSMS plugin, and Chrome table extension — pinned at the top of the blog.

FAQ

FAQ

Everything you need to know about using SuiShou Tools safely, for free, and getting custom tools built.

QIs SuiShou Tools free?

Yes. Standard online tools on SuiShou Tools are completely free.

QIs my data uploaded?

JSON and image tools run locally in your browser. Excel merge/split/SQL uploads are processed temporarily and files are not kept.

QDo I need to register to use the tools?

No account is required for tools. Registration is only needed to post feedback.

QHow long are uploaded Excel files kept?

JSON and image tools run locally in your browser. Excel merge/split/SQL requires a temporary upload; files are deleted immediately after processing.

QCan I request a custom tool?

Yes. Tell us your needs on the feedback page. We can build custom tools for you; custom work may carry a reasonable fee while standard tools stay free.

QDoes the site use cookies or show ads?

We use Google Analytics to improve the product and may show third-party ads in the future. See our Privacy page for details.

Completely free

All online tools are free, forever.

Data security

Tools run locally; we keep no tool data.

Fast & reliable

Client-side, instant response, works offline.

Customizable

Tell us what you need — we can build it for you.