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HEIC to JPGConvert iPhone HEIC photos to JPG. Several files at once, download as ZIP.
Compress Image to KBShrink a photo to an exact size, like 100 KB, for forms and uploads.
3×4 ID PhotoCrop a photo to 3×4 cm for documents, or get a print-ready 10×15 sheet.
EXIF Viewer & RemoverSee hidden photo data like location and camera, and remove it.
JPG / PNG / WebP ConverterConvert images between JPG, PNG and WebP in one click.
QR Code GeneratorTurn a link or any text into a QR code. Download as PNG or SVG.
Password GeneratorGenerate strong random passwords with the settings you choose.
JSON FormatterFormat, validate and view JSON as a readable tree.
3D Model ViewerOpen STL, OBJ, 3MF, GLB and PLY models in your browser.
Merge PDFCombine several PDF files into one in the order you want.
UUID GeneratorGenerate random UUIDs (v4) one at a time or in bulk.
Barcode GeneratorCreate EAN-13, UPC, Code 128 and other barcodes. Download PNG or SVG.
Lorem Ipsum GeneratorPlaceholder text for designs and layouts: paragraphs, sentences or words.
Random Number GeneratorPick random numbers in any range, with or without repeats.
Random PickerPaste a list of names or options and pick a random winner.
Hash GeneratorMD5, SHA-1, SHA-256 and SHA-512 hashes of text or files.
Color Palette GeneratorGenerate matching color palettes. Lock colors you like and copy HEX codes.
Favicon GeneratorTurn an image into a favicon.ico and app icons for your website.
Signature GeneratorDraw your signature and download it as a transparent PNG.
Placeholder Image GeneratorMake placeholder images of any size with custom text and colors.
JPG to PDFTurn photos and images into one PDF. Choose the page size and order.
PDF to JPGSave every page of a PDF as a JPG image. Download one by one or as ZIP.
Compress PDFMake a PDF file smaller for email or upload — right in your browser.
Split PDFExtract pages or split a PDF into several files by ranges or every N pages.
Delete & Reorder PDF PagesDrag pages into a new order, delete pages you don't need and turn sideways ones.
Rotate PDFTurn sideways or upside-down PDF pages — one page or all at once.
Add Page Numbers to PDFNumber the pages of a PDF: position, format, first number and size.
Watermark PDFAdd a text watermark like “CONFIDENTIAL” or “DRAFT” to every page of a PDF.
Sign PDFDraw, type or upload your signature and put it on any page of a PDF.
PNG to JPGConvert PNG images to smaller JPG files. Many at once, ZIP download.
WebP to JPGConvert WebP images from websites into regular JPG files.
JPG to PNGConvert JPG photos to lossless PNG images.
SVG to PNGTurn SVG vector images into PNG at any size, with transparency.
Image to Base64Convert an image to a Base64 data URI for HTML, CSS or JSON.
CSV ↔ JSONConvert CSV tables to JSON and JSON back to CSV.
Unit ConverterConvert length, weight, temperature, volume, area, speed and more.
Color ConverterConvert colors between HEX, RGB, HSL, CMYK, LAB and OKLCH, check contrast and build shades.
Animation GeneratorCreate random generative animations and download them as MP4 or WebM video.
Name Keychain MakerType a name and get a printable 3D keychain with a ring hole.
Sign & Door Plate Maker3D-printable signs: room numbers, office doors, desk name plates.
Cake Topper MakerBirthday and wedding cake toppers from your text, with sticks.
Pet ID Tag MakerA dog or cat tag with the name and your phone number.
Name Bookmark MakerA thin bookmark with your text and a hole for a tassel.
3D Letters MakerSeparate 3D letters for fridge magnets or wall decor.
SVG / Image to STLTurn a logo or drawing (SVG, PNG, JPG) into a 3D model.
Lithophane MakerTurn a photo into a lithophane: flat, curved or a round lamp.
Cookie Cutter MakerCookie cutters from a shape or your own drawing.
Stamp MakerA rubber-style stamp with a handle from text or a picture.
3D Terrain MapA 3D relief model of any place on Earth by coordinates.
3D QR CodeA printable QR code for Wi-Fi, a link or a menu.
Braille Sign MakerBraille plates with standard dot sizes, plus printed letters.
Cable Holder MakerSnap-in cable clips for any cable size and count.
Box with Lid MakerA box with a press-on lid for exact inside sizes.
Drawer Organizer MakerA tray for your drawer, split into equal cells.
Phone Stand MakerA phone stand with your name, angle and cable slot.
Gear GeneratorInvolute spur gears by module and number of teeth.
Wall Hook & Bracket MakerHooks and shelf brackets with countersunk screw holes.
Custom Dice MakerDice with dots, numbers or your own words on each face.
3D Model Volume & WeightVolume, surface, weight and filament cost of an STL.
Will It Fit My Printer?Check if a model fits your printer's build volume.
3D Model Error CheckerFind holes, flipped faces and broken edges; repair them.
Compare Two 3D ModelsTwo models side by side with size, volume and triangle count.
3D Model to PNGClean product pictures of a model for a catalog or shop.
Scale 3D ModelResize by percent, to an exact size, or convert inches to mm.
Rotate & Lay FlatTurn a model and put its flat side on the bed.
Mirror 3D ModelMake a left version from a right one (and back).
Model SplitterCut a big model into pieces that fit your printer.
Reduce PolygonsFewer triangles and a smaller file, same look.
Combine 3D ModelsPut several models into one file or fuse them.
Add Text to 3D ModelEmboss or engrave text on any side of a model.
STL ↔ OBJ ConverterConvert STL to OBJ and OBJ to STL.
STL ↔ 3MF ConverterConvert STL to 3MF and 3MF to STL.
GLB / glTF ↔ STL ConverterGame and web 3D models to STL for printing, and back.
Image to Heightmap STLLight areas high, dark areas low: a relief from any picture.
3D Print Cost CalculatorFilament, electricity, wear, work and markup → your price.
Filament Usage CalculatorGrams, metres and cost of filament for a model.
Is My Spool Enough?Weigh the spool and see if the filament left is enough.
Filament Length ↔ WeightConvert metres of filament to grams and back.
3D Print Profit CalculatorProfit, margin and break-even price for a batch.
Filament Temperature GuideNozzle, bed, fan and drying settings for every plastic.
3D Print Tolerance GuideGaps for press, snug and sliding fits, plus a hole calculator.
3D Print TroubleshootingFind your print problem by symptom and fix it.
Cabinet DesignerDesign wardrobes, kitchens and chests: 3D, drawings, cut list, cutting layout and cost.
Laser Cut DesignerDesign laser-cut boxes — finger joint, flex, round-corner and heart boxes with living hinges — plus book covers and layered sculptures, and get SVG, DXF and PDF.
Woodworking PlansPlan a bookshelf, table, workbench, bench, raised bed, crate or birdhouse: 3D model, cut list, what boards to buy, cutting diagrams and a PDF plan.
Metal Frame DesignerDesign a carport, barbecue grill, loft table, shelving, workbench, gate or firewood rack from steel tube: 3D model, cut list with angles, bars to buy, weight, cost and a PDF plan.

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All tools

Your tools

Woodworking3Files19Metal13D printing45Handy tools18ConstructionComing soon

Wood & Furniture

Cabinet Designer
Laser Cut Designer
Woodworking Plans

HEIC to JPG
Compress Image to KB
3×4 ID Photo
EXIF Viewer & Remover
JPG / PNG / WebP Converter
PNG to JPG
WebP to JPG
JPG to PNG
SVG to PNG

Merge PDF
JPG to PDF
PDF to JPG
Compress PDF
Split PDF
Delete & Reorder PDF Pages
Rotate PDF
Add Page Numbers to PDF
Watermark PDF
Sign PDF

Metal Frame Designer

Text & names

Name Keychain Maker
Sign & Door Plate Maker
Cake Topper Maker
Pet ID Tag Maker
Name Bookmark Maker
3D Letters Maker

From pictures

SVG / Image to STL
Lithophane Maker
Cookie Cutter Maker
Stamp Maker
3D Terrain Map

Codes & useful parts

3D QR Code
Braille Sign Maker
Cable Holder Maker
Box with Lid Maker
Drawer Organizer Maker
Phone Stand Maker
Gear Generator
Wall Hook & Bracket Maker
Custom Dice Maker

View & analyze

3D Model Viewer
3D Model Volume & Weight
Will It Fit My Printer?
3D Model Error Checker
Compare Two 3D Models
3D Model to PNG

Edit models

Scale 3D Model
Rotate & Lay Flat
Mirror 3D Model
Model Splitter
Reduce Polygons
Combine 3D Models
Add Text to 3D Model

Converters

STL ↔ OBJ Converter
STL ↔ 3MF Converter
GLB / glTF ↔ STL Converter
Image to Heightmap STL

Calculators for sellers

3D Print Cost Calculator
Filament Usage Calculator
Is My Spool Enough?
Filament Length ↔ Weight
3D Print Profit Calculator

Guides

Filament Temperature Guide
3D Print Tolerance Guide
3D Print Troubleshooting

QR Code Generator
Password Generator
Barcode Generator
Lorem Ipsum Generator
Signature Generator
Animation Generator

Color Palette Generator
Favicon Generator
Placeholder Image Generator
Color Converter

JSON Formatter
UUID Generator
Hash Generator
Image to Base64
CSV ↔ JSON

Random Number Generator
Random Picker
Unit Converter

Construction calculators are on the way: concrete, bricks, tiles, roofing, stairs.

Metalwork Tools

Design welded frames from steel tube: carports, grills, loft tables, shelving, gates — with cut lists, weight and cost.

Metal Frame Designer

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Categories

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