Convert STI to PNG

STI to PNG with professional color control. reaConverter batch converts RAW files with options for color balance and output quality.

Tired of converting STI files one at a time? reaConverter processes entire folders to PNG automatically. Handles large batches reliably without crashes or timeouts. Photographers use it to batch process entire shoots in minutes.

1. Download and Install reaConverter

reaConverter is a standalone Windows app — download, install, and start converting STI files in under two minutes. Need edits? Resize, rotate, or add watermarks during conversion.

Install reaConverter

2. Load your STI files

Add your STI files to reaConverter. Whether it's a handful or an entire archive, the batch engine processes them efficiently.

You can drag-and-drop files, browse to a folder, or add entire directory trees including subfolders.

3. Select PNG as output format

Set PNG as output format and select where to save your converted files. Customize quality settings if needed.

4. Start STI to PNG conversion

Click the Convert button to start. reaConverter will process all your files with the settings you selected.

When finished, your new .png files will be waiting in the destination folder.

STI to PNG Converter

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

Download Free Trial

Do more with your images

Converting STI images for use in a larger project? With reaConverter, you can convert, edit, and enhance your images in one streamlined process.

Our range of editing options includes such image processing actions as Resize, Rotate, Crop, Color Replace, Watermarks and more. Adjust actions include RGB, HLS, HSV, Brightness and Contrast. Auto-processing options are also available, such as auto-rotate and auto-crop.

Image editing tools

User Reviews

Average User Rating:
Last updated on January 21, 2026

"I design stickers but could never cleanly resize my PNG logos without pixelation. reaConverter’s PNG-to-SVG tool keeps everything sharp—even when scaling up. My Etsy shop looks way more professional now!"

Lisa Palmer

Digital Artist

"For professional-grade PNG to WebP conversions, avoid online tools with restrictive quotas. reaConverter delivers batch processing at local disk speeds – the only viable option for frequent use."

Matthew Hernandez

Satisfied Customer

"An excellent program! I use it regularly in my work - it supports nearly every file format imaginable. The interface is intuitive and runs flawlessly every time."

Roger Cook

Happy User

"For agencies handling confidential data, reaConverter eliminates cloud-upload risks while delivering unmatched conversion reliability. Our team uses it both in-office and remotely with identical results."

Jamal Bailey

Satisfied Customer

"Our volunteer team uses reaConverter to prepare images for fundraising campaigns. The learning curve was minimal, and the results are professional-grade. The customer support team even helped us customize a workflow — fantastic service!"

Jason P. Bailey

Non-Profit Coordinator

"An efficient all-in-one solution for image conversion and light editing, designed for maximum user-friendliness."

Elena Anderson

Happy User

STI to PNG Conversion: FAQ

Can reaConverter convert STI to PNG?

Yes! reaConverter instantly converts .sti to .png 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.

What is reaConverter used for?

reaConverter is a software program used for converting images and other types of files from one format to another. It supports a wide range of file formats and allows users to convert multiple files at once, making it a valuable tool for graphic designers, photographers, and other professionals who work with digital images. reaConverter also includes features for resizing, cropping, and editing images, along with batch processing capabilities that help automate repetitive tasks.

Can I convert STI to PNG online?

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

How can I turn STI files into PNG on my computer?

The best way to change STIs to PNGs 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 STI to PNG.

How can I automate STI to PNG 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 STI files to PNG using the command prompt?

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

What else can I do with reaConverter?

Change file date Convert GIS files Convert vector images Convert picture color space Convert RAW photo formats