# Creative Effects > Sketch, oil paint, cartoon, pixel art, ASCII art, glitch, double exposure, halftone, tilt-shift, fractals, voice changer and 8D audio. - URL: https://qilingtools.com/en/tags/effects - Price: Free, no sign-up - Privacy: Runs locally in the browser; files are never uploaded ## Tools (34) - [Change Video Speed](https://qilingtools.com/en/video/speed): Free online video speed changer: slow a clip to 0.25x or speed it up to 4x. The audio follows along with its pitch preserved. Processed locally, no upload. - [Reverse Video](https://qilingtools.com/en/video/reverse): Free online video reverser: play a clip backwards with the audio reversed too, for rewind effects. Processed locally in your browser, no upload. - [Photo to Sketch](https://qilingtools.com/en/image/sketch): Free online photo to sketch converter: turn photos into pencil sketches, clean line art or coloured-pencil drawings, with adjustable stroke width and depth. - [Pixel Art Maker](https://qilingtools.com/en/image/pixel-art): Free online pixel art generator: turn photos into retro pixel art with adjustable pixel size and palettes, plus an optional grid for bead or cross-stitch. - [ASCII Art Generator](https://qilingtools.com/en/image/ascii-art): Free online ASCII art generator: convert images into text art with adjustable width and character sets, optional inversion, and copy or download as TXT or PNG. - [Reverse Audio](https://qilingtools.com/en/audio/reverse): Free online audio reverser: play MP3, WAV, M4A and more backwards from end to start, with your choice of output format and bitrate. Batch supported, no upload. - [Video Fade In/Out](https://qilingtools.com/en/video/fade): Free online video fade tool: fade in at the start and out at the end, from and to black or white, with the audio fading in step. Batch supported. - [Loop Video](https://qilingtools.com/en/video/loop): Free online video looper: repeat a clip N times or stretch it to a set length, usually without re-encoding, and make forward-and-back boomerang loops too. - [Picture in Picture Video](https://qilingtools.com/en/video/picture-in-picture): Free online picture-in-picture maker: place another video or an image as an inset on your main video, with position, size and margin, and pick the audio mix. - [Photo Filters](https://qilingtools.com/en/image/filter): Free online photo filters: 13 looks — vintage film, black & white, noir, sepia, warm, cool, teal & orange, Lomo, faded — previewed on your photo, batch ready. - [Image Dithering](https://qilingtools.com/en/image/dither): Free online image dithering: turn photos into 1-bit black & white, 4-level grey, e-ink or Game Boy palettes with Floyd–Steinberg, Atkinson or Bayer ordering. - [Photo to Oil Painting](https://qilingtools.com/en/image/oil-paint): Free online photo to oil painting converter: a Kuwahara filter adds brush strokes, with adjustable brush size, colour richness and optional canvas texture. - [Tilt-Shift Effect](https://qilingtools.com/en/image/tilt-shift): Free online tilt-shift effect: blur the top and bottom while one band stays sharp, then boost colours, turning streets and crowds into toy-like miniatures. - [Duotone / Gradient Map](https://qilingtools.com/en/image/duotone): Free online duotone tool: map brightness to a gradient between two or three colours, with 10 ready-made schemes or your own shadow and highlight colours. - [Halftone Effect](https://qilingtools.com/en/image/halftone): Free online halftone generator: turn photos into dot patterns — one-colour dots, four-colour CMYK screens or a line screen — for comic and vintage print looks. - [Glitch Effect](https://qilingtools.com/en/image/glitch): Free online glitch art generator: add RGB split, tearing, corrupted blocks, noise and scanlines, each with its own strength, or randomise it in one click. - [Double Exposure](https://qilingtools.com/en/image/double-exposure): Free online double exposure maker: blend a portrait with a landscape or texture using screen, multiply, overlay or soft-light, with opacity, zoom and position. - [Sticker Outline](https://qilingtools.com/en/image/sticker): Free online sticker maker: add an even white outline and a soft drop shadow around a transparent PNG; photos get their background removed by AI first. - [Mirror & Kaleidoscope](https://qilingtools.com/en/image/mirror): Free online mirror effect tool: flip and copy an image's left, right, top or bottom half for symmetry, go four-way, or make 4–24 segment kaleidoscope patterns. - [Photo Mosaic](https://qilingtools.com/en/image/photo-mosaic): Free online photo mosaic maker: rebuild a picture out of hundreds of small photos, matched by colour and spaced to avoid repeats, with adjustable grid size. - [Line Art Extractor](https://qilingtools.com/en/image/line-art): Free online line art extractor: turn photos and illustrations into clean black-and-white line drawings, with adjustable thickness, detail and speck cleanup. - [8D Audio Converter](https://qilingtools.com/en/audio/8d): Free 8D audio maker: make any song circle your head with adjustable speed, width and reverb. Preview 15 s, export MP3 or WAV. Best on headphones, runs locally. - [Audio Effects & Voice Changer](https://qilingtools.com/en/audio/effects): Free voice changer and audio effects: reverb, echo, chorus, flanger, robot, telephone, walkie-talkie, chipmunk, 8-bit and more. A/B preview, batch export. - [Green Screen Remover](https://qilingtools.com/en/video/chroma-key): Free online chroma key: click to pick the key color, tune it live, then add a color, image or video background or export transparent WebM, ProRes MOV or PNG. - [Photo to Cartoon](https://qilingtools.com/en/image/cartoon): Free photo to cartoon converter: smooth flat colors and bold outlines, with comic, anime and watercolor presets, live preview and batch export. - [Timelapse & Stop Motion Maker](https://qilingtools.com/en/video/timelapse): Free timelapse maker: speed up videos by factor or target length with deflicker and motion blur, or turn photos into stop motion with onion skin. MP4/GIF. - [Text Behind Image](https://qilingtools.com/en/image/text-behind): Free text behind image maker: AI cuts out the subject so big text sits between background and person. Multiple layers, stroke, shadow, glow; full-res PNG/JPG. - [HDR Merge](https://qilingtools.com/en/image/hdr): Merge 2–7 bracketed exposures with MTB alignment, Mertens exposure fusion and ghost reduction — no camera response needed — or give one photo an HDR look. - [Pixel Sorting](https://qilingtools.com/en/image/pixel-sort): Pixel sort images online: sort by brightness, hue or RGB within threshold, edge, random or brush-mask intervals at any angle, seeded, with full-res PNG export. - [Fractal Explorer](https://qilingtools.com/en/math/fractal): Zoom into the Mandelbrot set, Julia sets, Burning Ship, Tricorn and Newton fractals with multithreaded rendering, plus L-systems and the Barnsley fern. - [Complex Function Plotter (Domain Coloring)](https://qilingtools.com/en/math/domain-coloring): Plot complex functions f(z) by domain coloring: argument as hue, modulus contours, zeros, poles and singularities, with a Riemann sphere view and zoom. - [Seamless Loop Maker](https://qilingtools.com/en/audio/loop): Make seamless audio loops online: sample-accurate automatic loop points, zero-crossing snap, crossfades, preview, extend music, WAV with loop points or MP3. - [Shape Photo Collage](https://qilingtools.com/en/image/shape-collage): Turn photos into a heart, star, letters, numbers or any silhouette: grid or packed circles, spacing, rotation, borders, seeded shuffle, PNG up to 4000 px. - [Video Zoom & Pan](https://qilingtools.com/en/video/zoom): Add zoom and pan effects to video online: drag a box to set keyframes, eased transitions, punch-in, slow push-in and Ken Burns presets, 9:16 or 1:1, audio kept.