Convert STP to PPM

Batch convert STP to PPM for easy sharing. reaConverter exports 3D models offline with control over output settings.

Batch STP to PPM conversion doesn't have to be complicated. reaConverter processes entire folders with consistent quality settings. Works offline with no internet required — convert anywhere, anytime. Handles 3D models independently with no CAD software required.

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STP to PPM
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How to Convert Multiple STP Files to PPM?

1. Download and Install reaConverter

First, grab reaConverter from the download button below. Installation is fast, and the software runs offline — no account or signup needed.

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Install reaConverter

2. Load your STP files

Load your STP files into reaConverter. You can add individual files or point to folders, and the software will queue everything automatically.

Select STPs from a folder or drag-and-drop them directly into the reaConverter window.

Load your STP files into reaConverter

3. Select PPM as output format

Choose PPM for output and set your save location. reaConverter lets you customize quality and apply edits before conversion.

Select PPM as output format

4. Start STP to PPM conversion

Press the Convert button and reaConverter takes care of the rest. Processing time depends on file size and volume.

Start Conversion

After processing, find all your new .ppm files in the output location. The log shows details for each conversion.

STP to PPM Converter

reaConverter offers the fastest, simplest solution for converting your STP files into PPM in seconds - all files processed on your PC for maximum privacy and speed.

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Do more with your files

Converting STP files for use in a workflow? reaConverter offers many ways to process files, so you can customize them according to your requirements.

Our range of editing options includes auto-processing options such as auto-rotate, auto-crop, watermarking and more. Change Color Space, copy Metadata, set DPI, manage ICC Profile, control Bit Depth.

Conversion features
Image editing

User Reviews

Average User Rating:
Last updated on January 25, 2026
"reaConverter handles STP file conversion excellently. The batch processing feature is perfect for converting multiple CAD files at once, and the drag-and-drop interface makes it super easy to use. Quality is preserved well during conversion, and it supports plenty of output formats. Recommended for engineers and designers."
Michael Rodriguez
Michael Rodriguez
Mechanical Engineer
"The step-by-step video makes conversion foolproof. I'd recommend this to my grandma - it's that well-explained!"
DeShawn M. Thompson
DeShawn M. Thompson
Happy User
"I'm really impressed with this software - it converts files between formats incredibly fast!"
Lin Zhang
Lin Zhang
Happy User
"I firmly believe working with JPEG — the universal format supported by all devices and apps—is the wisest choice. reaConverter handles these conversions flawlessly."
Ava Thomas
Ava Thomas
Happy User
"Your solution was buried deeper in search results than it should be. After struggling with unclear alternatives, I found your guides — finally, instructions that made sense for a first-time user like me. Excellent work!"
Richard E. Miller
Richard E. Miller
Satisfied Customer
"Converts files in seconds! Finally a tool that's both fast and simple to use."
Wei Chen
Wei Chen
Happy User

STP to PPM Conversion: FAQ

What are STP files?

STP is a file format used by popular CAD software. STP contains 3-dimensional data saved in the Standard for the Exchange of Product Data (STEP, ISO 10303) file format.

What are PPM files?

PPM or Portable Pixelmap files are image files included in Netpbm, an open source graphics program. The other widely used Netpbm formats are PGM (Portable Graymap) and PBM (Portable Bitmap). All three are image formats and are sometimes called collectively PNMs (Portable Anymap format). While PGMs contains grayscale images, PPMs include color images and they represent intermediary files used in the conversion of less known formats using the Portable Bitmap Utilities. PPM files are mostly operated on UNIX and Intel-based platforms.

Can reaConverter convert STP to PPM?

Yes! reaConverter instantly converts .stp to .ppm with perfect quality preservation. With its batch processing feature, you can convert multiple files at once in just a few clicks. You can even convert images directly from Windows Explorer using the right-click menu — fast and convenient.

Can I convert STP to PPM online?

If you only need to convert a few STP files to PPM format, feel free to try our free online free online STP to PPM converter — perfect for small batches with no installation needed!

How can I turn STP files into PPM on my computer?

The best way to change STPs to PPMs on your PC is to install a quality piece of software, such as reaConverter. This software is extremely efficient in managing a wide range of batch files conversions, including conversion from STP to PPM.

How can I automate STP to PPM files conversion?

reaConverter supports all the most useful automation features such as right-click сonversion and Watch Folders for the most efficient automated files conversion in any software of this type.

Is there a way to convert STP files to PPM using the command prompt?

reaConverter provides full access to all its features via Windows command line, including a high-performance command-line stp to ppm converter for batch processing.

What else can I do with reaConverter?

Separate STEP PartsConvert CAD formatsSet picture bit depthConvert Gerber imagesCrop fileConvert DICOM images

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