Joining images places them together in one picture — side by side or stacked — without forcing them into equal squares. This tool keeps each image's proportions and lines them up along a common edge.
The join is done in your browser, so your photos stay private.
How to use Join Images Online
Using Join Images Online takes only a few seconds and just four simple steps — no sign-up, no software, and nothing to learn:
- Choose a direction: Side by side or stacked vertically.
- Add your images: Upload two or more photos in order.
- Adjust spacing: Set the gap and background colour.
- Download: Save the joined image.
What you can do with Join Images Online
Join Images Online is built to do one job well, and gives you everything you need to get it exactly right:
Side by side or stacked. Join horizontally or vertically.
Keeps proportions. Images align on a common edge without distortion.
Adjustable gap. Seamless or clearly separated.
Free and private. Joined in your browser with no watermark.
Two pictures, naturally aligned
Unlike a grid that crops everything square, joining preserves each photo's shape and simply lines them up. It's the natural choice for comparisons and panoramas, and it stays private on your device.
Whether you need it once or every day, Join Images Online keeps the process quick and predictable. Because it focuses on a single task, there are no crowded menus to wade through — you open the page, set what you need, and get your result. That simplicity is exactly why a dedicated image tool beats a heavyweight editor for a job like this.
Everything runs in your browser
Unlike most online tools, Join Images Online never uploads your image to a server. The moment you choose a file, it is processed right here in your web browser using your own device's power. Nothing is sent over the internet, nothing is stored, and nothing is shared with anyone.
That gives you two real advantages. First, it is private: sensitive documents, ID photos and personal files never leave your computer or phone. Second, it is fast — there is no slow upload or download round-trip, so even large files are handled almost instantly. And it is completely free, with no watermark added to your result and no account required.
Tips for the best results
- Start from the highest-quality original you have — the better the input, the better the result from Join Images Online.
- Check the exact requirement — size, dimensions, or format — before you begin, so you only need to do it once.
- Side by side or stacked: Join horizontally or vertically.
- Keeps proportions: Images align on a common edge without distortion.
- Everything is repeatable — if the result isn't quite right, just adjust the settings and run it again. Nothing is uploaded, so you can try as many times as you like.
Frequently asked questions
Do images need to be the same size?
No — when joining side by side they're matched to a common height; when stacked, a common width. Proportions are preserved.
How many can I join?
Two or more. Add them in the order you want them arranged.
Are my photos uploaded?
No — joining happens in your browser.
Is Join Images Online free to use?
Yes — Join Images Online is completely free. There is no account to create, no subscription, and no watermark added to your result. Use it as many times as you need.
Do I need to install anything?
No. Join Images Online runs entirely in your web browser on any modern device — Windows, Mac, Android or iPhone. There is nothing to download or install.
Ready to start? Scroll back to the top, drop your image into Join Images Online, and download the finished file in seconds — free, private, and right inside your browser.