Images to PDF Merger - Online Combine JPG/PNG into One
Select multiple images, arrange their order, and merge them into a single PDF document. Works offline in your browser.
UD5 Toolkit
Combine multiple images into a single PDF — reorder, rotate & customize layout
Select multiple images, arrange their order, and merge them into a single PDF document. Works offline in your browser.
Glue multiple images together horizontally or vertically into one long strip. Perfect for sharing comparisons. Local.
Convert images between popular formats like PNG, JPEG, WEBP, and BMP. No quality loss on conversion when using lossless formats. Private and fast.
Drop a folder of images and convert all to the same format at once. Choose quality and download as ZIP. Local only.
Upload an image and see a slider comparison of different JPEG quality levels. Find the optimal file size vs. quality trade‑off.
Convert dates between Hijri and Gregorian using the Umm al‑Qura algorithm. Approximate local moon sighting may vary.
Convert any text to upside down (flipped) characters using Unicode mappings. Copy and paste to social media. 100% local, no data sent.
Enter CMYK values and find the closest Pantone Solid Coated color. For print design reference. Client‑side lookup.
Pick any emoji and download it as a high‑resolution PNG image with transparent background. For social media or icons.
Drop a PDF and count the total words, characters, and pages. Text extraction is done locally. Privacy‑friendly.
Convert hex or RGB to CIELAB L*a*b* values. Understand perceptual lightness and color opponents. Local math.
Convert currencies using a built‑in table of approximate fixed rates. Useful for quick estimates without live data. Local.
Select a folder of images and start a full‑screen slideshow right in your browser. Adjust interval and transition. No upload.
Drop a PDF and see its embedded metadata: author, title, creation date, and more. No content is uploaded; pure browser PDF parsing.
Convert Markdown to styled HTML that retains formatting when pasted into Google Docs or Word. Headings, bold, lists. Client‑side.
Convert any image into colored ASCII art using divs with background colors. Creates a stunning text‑based replica. View & copy HTML.
Type or paste Korean Hangul and see the revised romanization. Also works backwards for basic words. Study aid.
Paste CSV and get a beautiful HTML table with sortable headers (optional). Copy the full HTML/CSS snippet. Local.
Enter a Kelvin value (1000‑40000) and see the approximate white‑balance color. Photography and lighting reference.
Convert a numeric amount into English words, perfect for writing checks or legal documents. Supports USD/GBP styles.
Convert between Gregorian and Hijri (Islamic) dates. Approximate visual reference. Local algorithm.
Convert a Gregorian calendar date to its Julian Day Number and vice versa. Used in astronomy and mainframe computing.
Extract selectable text from a PDF using the browser's built‑in PDF rendering. Copy or download as TXT. No upload, fully private.
Encode short audio clips into Base64 data URIs for direct embedding in HTML5 <audio> tags. No external files needed.
Translate between binary and Gray code (reflected binary code). See the bit changes. Useful for digital logic.
Encode decimal integers into signed magnitude binary representation and decode back. Learn computer arithmetic.
Convert any date into Roman numerals (day‑month‑year) for tattoos or special occasions. Clean and local.
Convert minutes to decimal hours and vice versa. Essential for billing and payroll. Instant conversion with a handy chart.
Convert between units of absorbed dose and equivalent dose (Gray, Rad, Rem, Sievert). Educational and reference. Local calculation.
Convert torque units between Newton-meter, foot-pound, inch-pound, and more. Essential for mechanics and engineers. Instant local conversion.