If you've searched PhotoMosh recently, the results probably looked unfamiliar — that's because the tool didn't disappear, it got a new name. PhotoMosh is now Mosh, and it's still one of the simplest ways to add real-time glitch effects to a photo or video, no installation required. Built on WebGL, it lets you drop in an image, clip, or live webcam feed and instantly layer on color splits, distortion, and VHS-style effects for a gritty, analog feel. Whether you want subtle visual distortion for a profile picture or datamoshing for a video edit, this guide covers what changed, how to use it free, and which settings deliver the look you want.

The free, browser-based version is now called Mosh-Lite, and it works exactly the way the original PhotoMosh did — upload an image or video, hit the Mosh button, and watch effects glitch it in real time. A paid desktop version, Mosh-Pro, was added alongside the rebrand for people who want more effects, higher-resolution exports, and no watermark.

What Is Mosh (Formerly PhotoMosh)?

Mosh is a real-time visual effects tool, originally created by Felix Turner of Airtight Interactive. It applies glitch, distortion, and retro-video effects to images, videos, GIFs, and live webcam input directly in the browser, with no upload to a server and no account required for the free tier. The core interaction has stayed the same since the early PhotoMosh days: load a file, click "Mosh" to randomize effects, and export the result.

It's also a clear example of the broader shift toward browser-based video editing — no install, no account, results in seconds. And because the output leans heavily on randomized, stacked distortion rather than a single fixed filter, it sits naturally inside the generative and algorithmic art movement that's reshaping social feeds, even though most people using it just want a cool-looking photo. It's used across a fairly wide range of creative work — social media graphics, VJ visuals, album art, NFT pieces, and general experimental photo and video art — largely because it's fast to get an interesting result with zero technical setup.

Why Did PhotoMosh Become Mosh?

The team renamed the project to avoid confusion with other "photo" tools and to better reflect what the software actually does, since it had grown well beyond still images into video, audio-reactive effects, and live performance use (VJing, livestream overlays). The rename happened in December 2024, and the original photomosh.com domain now forwards directly to the new site. Functionally, nothing was taken away — the free experience just got a new name and a paid sibling product alongside it.

This matters for search because a lot of pages still referencing "PhotoMosh" as a single free tool are describing software that, in its current form, is split into two tiers with real feature differences. If you've used an older tutorial and the interface looks different now, that's the rebrand and the rebuilt UI, not a bug.

Mosh-Lite vs. Mosh-Pro: What's the Real Difference?

If you just want to glitch a single photo for a post or a profile picture, Mosh-Lite is genuinely enough — it's the same tool most "PhotoMosh" tutorials online are demonstrating. Mosh-Pro earns its price mainly for video work: longer exports, no watermark, batch processing, and audio-reactive/MIDI control for live visuals or music videos.

How to Glitch a Photo or Video for Free (Step by Step)

1. Go to the Mosh-Lite web app and either drag a file directly onto the page, click to load a file from your device, or grant webcam access to glitch live video. If you don't have your own footage handy, a free stock photo and video library is a fast way to grab something to experiment on.

2. Supported inputs include JPG images and MP4 or GIF video/animation files.

3. Click the Mosh button to apply a randomized stack of effects — this is the fastest way to discover combinations you wouldn't think to dial in manually.

4. Open the effects panel to fine-tune or remove individual effects rather than relying purely on randomization. Each effect has its own sliders (intensity, scale, speed, color split, etc., depending on the effect).

5. Keep clicking Mosh or nudging sliders until you land on something you like — small parameter changes can shift a look from subtle VHS texture to full pixel-melt chaos.

6. Click Save to export. On the free tier, expect a watermark and limits on export size/duration; for a clean, full-length, high-resolution export you'd need Mosh-Pro.

A device with WebGL support (any modern browser on a reasonably current computer) is the only real technical requirement — there's nothing to install for Mosh-Lite.

Effect Recipes for Specific Looks

Rather than randomizing endlessly, it helps to know which named effects produce which aesthetic, since Mosh's effect list maps fairly directly to recognizable styles:

For an 80s VHS look, the VHS effect alone (with optional time-stamp display, static, and bar smearing) gets you most of the way there; layering Light Streak or Soft Glitch on top adds a worn, analog feel without overdoing it.

For true datamoshing — the glitchy frame-bleed look from corrupted video compression — the Data-Mosh effect simulates that motion-reactive p-frame dropping without you needing to actually corrupt a file's keyframes manually, which is the traditional (and much more technical) way to get this effect.

For a pixel-sort / pixel-melt look, the Pixel Sort effect sorts pixels by brightness and works on both stills and video in real time; lowering the threshold gives a more aggressive smear.

For retro computer/8-bit textures, the 8-Bit CGA effect applies period-accurate pixelation with a few preset color schemes, while the CRT effect adds curvature, scanlines, and vignette for an old-monitor feel.

For something more abstract or kaleidoscopic (popular in VJ and music-visual contexts), the Kaleidoscope effect mirrors the input into symmetrical patterns, and Luma-Mesh creates a 3D light-grid distortion based on brightness.

Stacking is where most of the interesting results come from — two or three subtle effects layered together (e.g., Soft Glitch + VHS + a light Feedback trail) usually look better than one effect pushed to an extreme.

Common Issues: Watermark, Exports, and Why Things Look Different

The watermark you're seeing is expected on the free tier. Mosh-Lite has always included one as the trade-off for being free — it's not a bug or a broken version, and there isn't a hidden watermark-free setting in the web app. Removing it requires Mosh-Pro.

Export size and duration are capped on Mosh-Lite. If you need a longer clip or a 4K export, that's specifically a Mosh-Pro feature (export up to 4096×4096 at up to 60fps, in MP4, WEBM, GIF, JPG, or PNG).

If the interface looks unfamiliar compared to an old tutorial, that's the post-rebrand UI rebuild, not a different product — the rebuilt interface added playback controls, webcam input selection, keyboard shortcuts, and finer-grained controls over the same underlying effects engine.

If nothing loads at all, check that your browser supports WebGL (most current browsers do by default) and that hardware acceleration isn't disabled.

Real Alternatives to Mosh (PhotoMosh)

Most "alternatives" lists for this keyword recommend general-purpose photo editors like Canva or GIMP, which don't actually replicate glitch-specific effects. Here are tools that are genuinely comparable, organized by what you're trying to do:

It's also worth knowing about a couple of other free, browser-based creative tools in the same spirit: a free browser drawing tool worth bookmarking if you want to hand-paint over a glitched image, and a free AI video generator with style-transfer effects if you'd rather let AI handle the stylization than dial in manual glitch controls.

If your priority is "free, in-browser, glitch a single image right now," Mosh-Lite and Supermosh are the closest direct competitors. If you're doing recurring video or live-visual work, Mosh-Pro's audio-reactive and MIDI features put it in a different category from most of the alternatives above — and if you eventually need a full timeline editor to cut together the clips you've glitched, this roundup of the best video editing software is a good next stop.

Where People Actually Use This

Beyond casual photo edits, Mosh shows up regularly in a few recurring contexts: glitch-aesthetic social posts and profile pictures, album and single artwork in the vaporwave/lo-fi visual space, VJ loops and live visual sets (this is specifically what the audio-reactive and MIDI features in Mosh-Pro are built for), and quick experimental b-roll or transitions in short-form video edits.

FAQ

Is PhotoMosh still around?

Yes, but it's now called Mosh. The free web app (Mosh-Lite) and a new paid desktop app (Mosh-Pro) both live at moshpro.app; the old photomosh.com address redirects there.

Is PhotoMosh/Mosh free?

The web-based Mosh-Lite is free, with a watermark and limits on export size and duration. Mosh-Pro, the desktop app, is paid — $49 one-time or $24/year — and removes the watermark while adding more effects and export options.

Can I download PhotoMosh?

The free version (Mosh-Lite) runs in your browser and isn't downloaded as an app. Mosh-Pro is a downloadable desktop app for Mac and Windows.

How do I export a GIF from Mosh?

After applying effects, use the save/export option and choose GIF as the output format. Mosh-Pro supports transparency in GIF exports; Mosh-Lite's free GIF exports are limited in size and duration and include a watermark.

What's a good alternative to PhotoMosh for glitch effects specifically?

Supermosh (free, browser-based datamosh) and Glitché (mobile) are the closest direct equivalents. For more technical, frame-level datamoshing, FFGlitch is the more "authentic" route.

Does the free version have a watermark?

Yes — Mosh-Lite has always included a watermark on exports as part of being free. Mosh-Pro removes it.

Is there a PhotoMosh app for phone?

There isn't an official Mosh mobile app; the free tool is browser-based and works on mobile browsers, but for a dedicated phone app experience, Glitché is the closest comparable option.