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Online testing and file tools

Online keyboard tester, file tools, image editor, and XLIFF localization toolkit.

1tool provides browser-based tools for keyboard testing, mouse testing, reaction speed checks, document parsing, image processing, JSON formatting, date calculation, favicon generation, app icon search, and XLIFF editing.

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17

live tools

16

workflow lanes

No setup

instant access

Browse by lane

Scan by workflow instead of guessing the exact tool name.

Click a lane to filter the tool grid below.

17 tools ready to open

17 tools ready to open

Try keyboard, parser, image, xliff, app icon, or date.

Quick launch

Jump straight into the tools people reach for first.

4

Keyboard Tester

INPUT

/tools/keyboard-tester

AI Watermark Remover

IMAGE

/tools/watermark-remover

Document Parser

DOCS

/tools/document-parser

XLIFF Editor

LOCALE

/tools/xliff-editor

All tools

Every tool stays browser-first, fast to open, and ready without setup.

Path

/tools/keyboard-tester

01
Input LabINPUT

Keyboard Tester

Test all your keyboard keys

Verify that all keys on your keyboard are functioning correctly with this interactive tool.

Open tool
/tools/keyboard-tester

Path

/tools/mouse-tester

02
Pointer LabPOINTER

Mouse Tester

Test your mouse buttons and movement

Check your mouse buttons, scroll wheel, and tracking accuracy with this comprehensive mouse testing tool.

Open tool
/tools/mouse-tester

Path

/tools/reaction-time

03
Speed TestSPEED

Reaction Time Test

Measure your reaction speed

Find out how quickly you can react to visual stimuli with this simple yet accurate reaction time test.

Open tool
/tools/reaction-time

Path

/tools/batch-rename

04
File FlowFILES

Batch File Rename

Rename multiple files at once

Quickly rename a batch of files in a selected folder using various rules and patterns.

Open tool
/tools/batch-rename

Path

/tools/adhd-test

05
AssessmentHEALTH

ADHD Self-Assessment

ADHD screening questionnaire

Professional ADHD self-assessment based on WHO/Harvard Medical School ASRS scale for preliminary screening.

Open tool
/tools/adhd-test

Path

/tools/personality-test

06
Personality LabINSIGHT

I/E Personality Test

Discover if you're an Introvert or Extrovert

Take this scientifically-based personality assessment to discover your introversion-extroversion tendencies and better understand yourself.

Open tool
/tools/personality-test

Path

/tools/color-perception

07
Vision TestVISION

Color Perception Test

Test your color discrimination abilities

Comprehensive assessment of your color perception abilities through scientifically designed test modes including hue sorting, color matching, and color difference detection.

Open tool
/tools/color-perception

Path

/tools/led-marquee

08
Display MakerDISPLAY

LED Marquee Display

Create LED-style scrolling text display

Simulate LED display screen effects with multiple scrolling directions, text layouts, and color configurations for stunning scrolling text effects.

Open tool
/tools/led-marquee

Path

/tools/favicon-generator

09
Brand AssetsBRAND

Favicon Generator

Convert images to favicon.ico format with multiple sizes for your website

Create professional favicons from your images for websites and web applications

Open tool
/tools/favicon-generator

Path

/tools/document-parser

10
Doc ParsingDOCS

Document Parser

Parse and extract content from documents, presentations, and audio files

Upload PPTX, DOCX, XLSX, XLS, PDF, or MP3 files to extract and convert content to markdown format

Open tool
/tools/document-parser

Path

/tools/watermark-remover

11
Image OpsIMAGE

AI Watermark Remover

Remove fixed AI watermarks or box-select a local area for cleanup directly in your browser

Upload an exported AI image, auto-detect Gemini or Doubao metadata, or draw a selection box to repair smaller localized marks without sending files away

Open tool
/tools/watermark-remover

Path

/tools/image-processor

12
Image OpsIMAGE

Image Processor

Process images with compression, resizing, and format conversion

Upload images to compress, resize, and convert between formats like JPEG, PNG, WebP, and more

Open tool
/tools/image-processor

Path

/tools/audio-metadata-editor

13
Audio OpsAUDIO

Audio Metadata Editor

Increase target bitrate, adjust audio settings, and rewrite embedded tags locally

Inspect bitrate, sample rate, channels, and duration, then edit title, artist, comment, and export a new audio file in your browser

Open tool
/tools/audio-metadata-editor

Path

/tools/json-formatter

14
DeveloperDEV

JSON Formatter

Format, validate, and beautify JSON data with interactive property copying

Paste JSON text or upload JSON files to format, validate, compress, and copy any property or value

Open tool
/tools/json-formatter

Path

/tools/date-calculator

15
Date ToolsTIME

Date Calculator

Calculate dates by adding or subtracting days from any given date

Select a base date, enter number of days, and calculate future or past dates with multiple format options

Open tool
/tools/date-calculator

Path

/tools/app-icon-search

16
Store AssetsSTORE

App Icon Search

Search and download high-quality app icons from the App Store

Find app icons by name, browse different sizes, and download high-resolution icons for your projects

Open tool
/tools/app-icon-search

Path

/tools/xliff-editor

17
LocalizationLOCALE

XLIFF Editor

Edit and manage XLIFF translation files directly in your browser

Upload .xliff/.xlf files, review translation units, update target strings, and export the updated file instantly

Open tool
/tools/xliff-editor

FAQ

Frequently asked questions about 1tool

What can I do on 1tool?+

1tool offers online keyboard tester, mouse tester, reaction time test, batch rename, AI watermark removal, document parser, image processor, JSON formatter, date calculator, app icon search, favicon generator, and XLIFF editor tools.

Do I need to install anything to use these tools?+

No. The standard 1tool workflows open directly in your browser without requiring a desktop install.

Are files and inputs processed locally?+

Many tools run directly in the browser. If a workflow requires server-side processing or an external API, the interface states that clearly before you upload or submit content.

Which languages does the site support?+

The site currently supports English and Simplified Chinese, including localized home and tool pages.