The Best Free Browser-Based 3D Slicer: Bambu Studio and OrcaSlicer Online

You need to slice on a computer that can't run a slicer: a Chromebook, an iPad, a work laptop you can't install software on, or your phone on the shop floor. The slicers people call the best (OrcaSlicer, Bambu Studio, PrusaSlicer, Cura) are desktop apps, and many browser slicers make you trade the engine your profiles were tuned for, your 3MF projects and your per-object settings for something that runs in a tab.

The best free browser-based slicer is Printago Studio: a full slicer in your browser that runs the real, unmodified Bambu Studio and OrcaSlicer engines. You open a 3MF project, change the plates and settings, slice, check every layer, and send the plate to your printers. It's free, and it works on Windows, Mac, Linux, Chromebooks, iPads and phones.

Printago is 3D print farm software that runs production from order to finished print. It works for a side hustle with three printers and for a facility with three hundred, and Printago Studio is built into it.

Can you use OrcaSlicer or Bambu Studio in a browser?

Yes, and Printago Studio is built around it. The OrcaSlicer and Bambu Studio apps are desktop programs you download and install on Windows, macOS or Linux (the OrcaSlicer download guide and Bambu Studio download guide cover that). Printago Studio runs those same engines, unmodified, so a plate sliced in your browser gets the same G-code the desktop app would make.

Your profiles from those slicers work as they do on the desktop. Bambu Studio and OrcaSlicer 3MF projects open with their plates, objects, painted colors, modifiers, negative parts and per-object settings, and you can change any of them before you slice.

Vendor slicers built on Orca run there too: Creality Print, Elegoo Slicer, Anycubic Slicer Next, QIDI Studio, Snapmaker Orca and Flashforge Orca.

Edit like you would on the desktop

Printago Studio isn't a viewer with a few knobs. It's the slicer you already use, in a browser tab:

• Open what you have. Open a Printago part with Open in Studio, or open .3mf, .stl, .gcode and .gcode.3mf files from your computer.
• Arrange plates. Move, rotate and scale objects. Auto-arrange packs a plate and puts what doesn't fit onto new plates.
• Change any setting. Switch printer, filament and process profiles, and change any setting for the whole plate or a single object. Search finds a setting by name or by the problem you're fixing: type "stringing" and you get retraction.
• Modifiers and negative parts. Add a modifier for denser infill where a screw goes, cut a hole with a negative part, and block or enforce supports where you want them.
• Multicolor. Painted 3MF projects open with their colors. Assign filaments per object and move the prime tower.
• Undo and redo for every change.

Ask for the change instead of hunting for it

Printago Studio's assistant works right on your plate. Ask it to use less support, or attach a photo and ask why a print failed. It looks at the model, makes the change, slices, and checks the result, and every step can be undone.

Check every layer before it prints

Slice the plate and the Preview tab shows the print time, grams per color, material cost and color changes, with the toolpaths layer by layer. Color by feature to see walls, infill and supports, or by filament to check a multicolor plate. Add a pause before a layer to drop in a magnet or a nut.

It reads sliced files too. Open a G-code or gcode.3mf file and you see its toolpaths, with the print time and filament the file states, before it ties up a printer.

Then send it to a printer

A slice is only useful once it's on a printer. Click Add to Printago queue, pick the material for each filament (Printago Studio suggests the closest color you stock) and a quantity. The job prints exactly the G-code you previewed. Printago doesn't slice it again, so what you checked is what prints.

Or save your changes back to the part, so every future print uses them. The part keeps its name, settings and SKU links. You can also save the project as a new part or download the .3mf.

Works on Chromebooks, iPads and phones

Printago Studio runs in any modern browser: Windows, Mac and Linux, Chromebooks, iPads and phones. On a phone the panels become sheets you swipe up from the bottom, so you can check a plate from the shop floor.

Nobody installs a slicer or copies profiles from machine to machine. A school's Chromebooks, a locked-down work laptop and the desktop in your shop all slice with the same engines and the same profiles.

Is Printago Studio free?

Yes. You get 60 minutes of cloud slicing and rendering time a month for free, and more on a paid plan. Jobs sliced by your print queue don't count. You sign in with your Printago account, and creating one is free.

Other browser-based slicers

Kiri:Moto. A free slicer that runs entirely in your browser, for FDM, CNC and laser. It's client-side, so the slicing happens on your own device. It uses its own engine rather than OrcaSlicer or Bambu Studio, and it doesn't aim to manage printers or queues.

AstroPrint. Slices in the browser with a Cura 4.8 engine, as part of its printer-management platform. You upload an STL to its cloud library, slice and print, and with Group Queuing an admin decides when each job starts and on which printer.

SimplyPrint. A cloud slicer with seven engines, including Bambu Studio, OrcaSlicer, PrusaSlicer and Cura, tied to SimplyPrint's printer-management platform and its print queue. Per-object settings, modifiers and painting work on four of those engines. Its help calls 3MF project import best effort. Its free tier covers two printers, one user and 15 cloud slices in any 30 days.

3DPrinterOS. A browser slicer for its print management platform, with a cloud Bambu Slicer on the Bambu Studio engine for single-plate 3MF files and up to four colors. Plans start at $19 a month, with a 14-day trial.

Prusa EasyPrint. A simplified front end for PrusaSlicer on Prusa's servers, in a browser or the Prusa app. It keeps a 3MF's colors, paints materials, and arranges across several beds, with most settings chosen for you. Free slicing is limited to 60 seconds per bed.

Bambuddy. A free, self-hosted tool for Bambu Lab printers. An optional sidecar you run yourself slices with the OrcaSlicer and Bambu Studio command-line tools from its browser dialog, with the full settings tree.

Browser slicers compared

	Printago Studio	Kiri:Moto	AstroPrint	SimplyPrint	OrcaSlicer / Bambu Studio desktop
Runs in the browser	Yes	Yes, entirely client-side	Yes	Yes	No, a desktop install
Real OrcaSlicer and Bambu Studio engines	Yes	No, its own engine	No, Cura 4.8	Yes, plus PrusaSlicer, Cura and others	Yes
Opens 3MF projects	Yes, with plates, colors and settings			Best effort, in its words	Yes
Modifiers and per-object settings	Yes			On four of its seven engines	Yes
AI assistant that changes the project	Yes, the assistant slices and checks its own changes			Recommends settings; pre-release in its docs	No
Layer-by-layer preview	Yes, with time, grams per color and cost			Yes	Yes
Sends to printers or a queue	Yes, Add to Printago queue prints the G-code you previewed		Yes, Group Queuing	Yes, its print queue
Works on a Chromebook or iPad	Yes, and on phones			Yes, and on phones	No, Windows, macOS and Linux
Price	Free: 60 minutes of cloud slicing and rendering time a month, more on a paid plan	Free	Free Basic plan for 2 printers; Premium $9.90/month	Free tier: 2 printers, 15 cloud slices in any 30 days; unlimited from $4.99/month	Free and open source

A blank cell is one we haven't checked for that product.

How to choose a browser slicer

Ask four questions of any slicer that runs in a browser:

• Is it the engine your profiles were made for? A Bambu Lab or Orca profile behaves the same only on the same engine. Printago Studio runs Bambu Studio and OrcaSlicer themselves.
• Does it open your projects as you saved them? Plates, painted colors, modifiers and per-object settings are where the work is. Re-creating them by hand defeats the point.
• Can you see what will print? Layer-by-layer toolpaths, print time and grams per color catch a bad plate before it costs you filament.
• What happens after the slice? A download means walking a file to a printer. Add to Printago queue puts the plate you checked on your printers.

Running more than one printer

With more than one printer, slicing by hand is one step of many. Printago's cloud slicer slices every queued job automatically, for the printer it lands on:

• Slice once, target every printer. Upload a 3MF and retarget it across the fleet instead of re-slicing per machine.
• Automate the boring parts. Jobs slice automatically when they are assigned to a printer, with the right machine, material and profile resolved at slice time.
• Color-aware re-slicing. Purge volumes are sized to the actual filament transition, not a worst-case default.
• Caching for speed. Identical inputs return cached G-code instantly, so repeat jobs don't re-slice.

Use Printago Studio when you want to change a part or see exactly what will print, and let the queue slice the rest.

The short version

If you want OrcaSlicer or Bambu Studio in a browser, on any device, for free, use Printago Studio. It opens your projects, edits them like the desktop app, shows every layer, and sends the plate to your printers. Start free, see Printago Studio, or read how Printago Studio works in the docs.

Related reading

• Printago Studio
• Orca Slicer online and Bambu Studio online
• Cloud slicer
• Why one model should slice on every printer
• How to set up a 3D print farm