Image tool

Image to QOI Converter

Convert images to QOI (Quite OK Image) - a fast, lossless modern format.

Image QOI
PrivConvert
Privacy-first conversion
No files stored
In-memory processing
Deleted instantly
No sign-up needed

Complete the security check to begin

How to Convert Image to QOI Online

Turning a Image file into QOI is straightforward here — upload, convert, download. Your file is processed privately in memory and deleted the instant the QOI is ready.

1
Upload your Image file

Drag and drop your file into the upload area, click to browse your device, or paste a URL to a file hosted online. You can upload files up to 250 MB and batch convert up to 20 files at once.

2
Automatic conversion

Once uploaded, the conversion from Image to QOI starts automatically. The process runs entirely in an isolated environment - your data never leaves the secure pipeline.

3
Download your QOI file

Your converted file is ready instantly. Click the download button to save it to your device. The file is deleted from memory immediately after download.

Why choose PrivConvert?

Converting Image to QOI should not mean handing a stranger a permanent copy of your data. PrivConvert processes everything in memory and forgets it instantly.

No account required

Convert instantly with no sign-up, no email and no profiling cookies. We never build a profile around you or the files you convert.

Works on any device

Runs in any modern browser on Windows, macOS, Linux, Android and iOS — no install, plugin or desktop software needed.

Fast in-memory processing

Each job runs in an isolated in-memory sandbox, so most conversions finish in seconds instead of waiting in a queue.

Nothing is stored

We never keep a copy. Once your QOI is delivered, both the original and the result are gone — there is nothing left to leak or misuse.

Image vs QOI - Format Comparison

FeatureImageQOI
File extension.image.qoi
Supported by PrivConvertYes (as input)Yes (as output)
Privacy-safe conversionIn-memory, zero storage
Max file size250 MB per file
Batch supportUp to 20 files simultaneously

Trusted by thousands of users

Professionals reach for PrivConvert when the image they are converting is sensitive and cannot be left sitting on someone else’s server.

250 MB Max file size
350+ Conversion tools
0 sec File retention
100% Free to use

Frequently Asked Questions

How do I convert Image to QOI?
Upload your Image file above, complete the quick security check, and your QOI file is generated instantly. No software install and no sign-up required.
Is it free and private?
Yes. Every conversion is completely free and runs entirely in memory - your file is never written to disk and is deleted the moment your download is ready.
Will image quality be affected?
Conversions keep full resolution. Lossless targets (PNG, QOI, TGA) preserve every pixel; for lossy targets we use high-quality settings.
Is there a file size limit?
You can convert files up to 250 MB each, and batch-convert up to 20 files at once.