Product release
Browser-based workflows
AK
appkiro.com
Complete web tools for everyone.
appkiro.com is a production-ready suite of browser-based tools for images, color, PDF, text, CSS, and everyday digital work.
Focused workflows
Open the tool you need, finish the task quickly, and export the result without extra friction.
Built for real work
Use Appkiro for production tasks across images, color, PDF, text, and everyday digital operations.
Private by default
Core workflows stay in the browser so you can move faster and keep routine work self-serve.
Popular Tools
QR Code Generator
Create styled QR codes with custom colors, shapes, and logos for packaging, print, events, and marketing.
Color Palette Generator
Generate ready-to-use color palettes for branding, interfaces, illustration, packaging, and social content.
Background Remover
Remove image backgrounds quickly and export clean cutouts for products, portraits, mockups, and social assets.
Image to WebP ConverterNew
Convert uploaded image files, image URLs, or non-WebP images found on a website to WebP in batches of up to 36 files.
AK
Mobile roadmap
appkiro.com for iPhone and iPad
The web product is live today. Native mobile apps are planned next so the same fast workflows can travel with you.
Web product available now
App Store release coming soon
iPhone
iPad
Social Media
Square Image Matte Generator
Add clean square padding to portrait or landscape images so they fit social feeds without awkward cropping.
Instagram Carousel Splitter
Split one long design into perfectly sequenced Instagram carousel images for smooth swipe-through posts.
Social Media Image Cropper
Crop images to the right aspect ratios for Instagram, Threads, Bluesky, and other social platforms in seconds.
Watermark Maker
Add text or image watermarks to photos, artwork, and marketing visuals before you publish or share them.
Color
Color Blindness Simulator
Preview how colors appear across common types of color blindness so you can make safer design decisions.
Color Converter
Convert color values between HEX, RGB, HSL, LCH, LAB, OKLAB, and OKLCH without leaving your browser.
Color Contrast Checker
Check text and background color combinations against WCAG contrast requirements for accessible websites and interfaces.
Gradient GeneratorNew
Create linear, corner, and mesh gradients for websites, interfaces, posters, and brand graphics with live preview.
Color Harmony Generator
Generate complementary, analogous, triadic, and other balanced color harmonies from a single starting color.
Palette Library
Browse curated color palettes and jump straight into editing when you need fast visual inspiration.
Color Palette ExtractorNew
Extract clean color palettes from photos, artwork, screenshots, and other images with one upload.
Color Palette Generator
Generate ready-to-use color palettes for branding, interfaces, illustration, packaging, and social content.
Image Color PickerNew
Pick exact colors from any image with a zoomed preview so you can sample confidently down to the pixel.
Tailwind Color Generator
Turn a single base color into a full Tailwind-ready shade scale you can use in UI design and development.
Images & Assets
Artwork Enhancer
Add subtle color noise and texture to digital artwork so flat gradients and solid fills feel richer and more organic.
Background Remover
Remove image backgrounds quickly and export clean cutouts for products, portraits, mockups, and social assets.
Favicon Generator
Generate favicon files and common app icon sizes from one source image for websites, PWAs, and bookmarks.
App Icon GeneratorNew
Generate app icon packages from text or an image for iOS, macOS, Android, and web projects with ready-to-use source folders.
Transparent PNG TrimmerNew
Trim empty transparent space around PNG artwork so files are tighter, cleaner, and easier to place in layouts.
Image Converter
Convert images between PNG, JPEG, WebP, AVIF, GIF, BMP, TIFF, ICO, and ICNS with browser-based processing.
Image to WebP ConverterNew
Convert uploaded image files, image URLs, or non-WebP images found on a website to WebP in batches of up to 36 files.
Image Splitter
Split one image into multiple tiles for print layouts, design workflows, or social media posting.
Image to SVG ConverterNew
Trace raster images and export editable SVG vectors for logos, icons, artwork, and print-ready graphics.
Paste Image
Paste an image directly from your clipboard, crop it quickly, and download the result without extra software.
Placeholder Generator
Generate placeholder images with custom sizes, colors, and labels for mockups, wireframes, and development.
SVG Optimizer
Optimize SVG files to reduce file size, remove unnecessary markup, and keep graphics lightweight for the web.
Typography & Text
Font File Explorer
Inspect font files, preview live text, and review useful font details before you use or ship them.
Unicode Glyph Browser
Browse Unicode characters, inspect glyphs, and copy the symbols you need for design, content, or development work.
Line Height Calculator
Calculate balanced line-height values that improve readability across interfaces, articles, and printed layouts.
Paper Size Guide
Look up standard paper dimensions for A-series, US, and print production formats without hunting through charts.
PX to REM Converter
Convert pixel values to rem units for responsive design systems, accessible typography, and cleaner CSS.
Typography Unit Converter
Convert between typographic units like points, picas, ciceros, agates, inches, and millimeters with ease.
Word Counter
Count words, characters, and reading length quickly when you need cleaner drafts, tighter copy, or publishing checks.
Print & Production
PDF Preflight CheckerNew
Check PDFs for print-readiness issues before you send files to press or share them with production teams.
PDF ImposerNew
Arrange PDF pages for booklet printing, saddle stitch, step-and-repeat, gang runs, and custom N-up layouts.
Mini Zine Imposer
Turn PDF pages into printable 8-page mini zine layouts that are ready to fold, cut, and distribute.
Other Tools
Barcode Generator
Generate barcodes including Code 128, EAN-13, PDF417, Aztec, and Data Matrix for packaging, labels, and print.
Meta Tag Generator
Create SEO and social sharing meta tags for websites, landing pages, products, and articles without hand-coding.
QR Code Generator
Create styled QR codes with custom colors, shapes, and logos for packaging, print, events, and marketing.
Regex Tester
Test regular expressions against sample text, inspect matches, and debug patterns faster while you work.
Tailwind CSS Cheat Sheet
Browse common Tailwind CSS utilities so you can find the right classes faster during daily design and development.
Text Scratchpad
Write notes, clean messy text, transform case, sort lines, and reshape content in one flexible browser-based scratchpad.
Calculators
Algebra Calculator
Simplify expressions, factor equations, solve problems, and calculate derivatives with symbolic algebra tools.
Base Converter
Convert numbers between binary, octal, decimal, and hexadecimal for development, education, and troubleshooting.
Encoding Tools
Encode and decode Base64, URL strings, and common hashes when you need quick text transformation utilities.
URL Encode & DecodeNew
Encode URL text, decode percent-encoded URLs, parse every URL field, and reveal readable Base64 values inside paths or query parameters.
JWT DebuggerNew
Decode, inspect, verify, and encode JSON Web Tokens with formatted header and payload output for API debugging.
Graphing Calculator
Plot mathematical functions and explore equations visually when a graph explains more than raw numbers.
Scientific Calculator
Handle everyday scientific calculations with useful advanced functions and a running history you can review.
Time Calculator
Convert timestamps, compare time zones, and do date arithmetic fast when you need precise time calculations.
Unit Converter
Convert units for length, weight, area, volume, data, temperature, and other everyday calculations.
DNS & Network
DNS LookupNew
Look up A, AAAA, MX, NS, CNAME, TXT, and SOA records for a public domain.
MX LookupNew
Check mail exchanger records and priorities for email routing and domain troubleshooting.
NS Lookup OnlineNew
Find authoritative name servers for a domain and verify DNS delegation.
CNAME LookupNew
Resolve CNAME aliases for subdomains used by CDNs, SaaS platforms, and hosted apps.
Online Port CheckerNew
Check whether public TCP ports are reachable on a domain or IP address.
SMTP Test ToolNew
Test SMTP connectivity and inspect the server greeting without sending email.
FTP TestNew
Check FTP port connectivity and read the server banner without logging in.
SPF CheckerNew
Find and inspect SPF TXT records used to authorize email senders for a domain.
Education
Language Experiments
Why teams use appkiro.com
Appkiro keeps digital utility work simple: find the right tool, get the output you need, and move on without bloated workflows.
Focused workflows
Open the tool you need, finish the task quickly, and export the result without extra friction.
Built for real work
Use Appkiro for production tasks across images, color, PDF, text, and everyday digital operations.
Private by default
Core workflows stay in the browser so you can move faster and keep routine work self-serve.