
Adobe Photoshop
GIMP
Krita
Canva
Pixlr
Affinity Photo
Darktable
Online photo editor, which can work with PSD, XCF and Sketch files (Photoshop, Gimp and Sketch App).

The modern platform for creating, sharing, and collaborating on AI prompts. Advanced version control and real-time testing.

Which is more popular?
Based on our record, Photopea seems to be more popular. It has been mentioned 310 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | photopea.com | diffyn.com |
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What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Photopea Free Photoshop Alternative
More videos
The Ultimate Prompt Tool for Creators – Visualize & Organize with Diffyn
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Photopea and Diffyn.
Diffyn's answer:
Addresses workflow and change management on LLM prompts, provide teams with traceability and visualization of tests across multiple models, provide deeper understading into efficiency of these prompts.
Diffyn's answer:
Diffyn is the platform that specializes on both change management and multi-model analysis.
Diffyn's answer:
React, Next.js, POSTGRESQL
Diffyn's answer:
Professionals incorporating LLMs or AI tools in their workflow and wants to keep track of changes and test their prompts.
Diffyn's answer:
I started working on Diffyn when I notice that prompting has become an essential part of work across many industries. While there are version control platofrms like github, they are not designed for just prompt management are can be overkill such applications, it is also not integrated natively with various LLMs and relevant tools for users to validate ideas and visualise results properly.
Share your experience with using Photopea and Diffyn. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Photopea is a popular online photo editing tool that offers many of the features found in Adobe Photoshop but without the hefty price tag. It’s a great option for anyone looking for powerful editing capabilities...
At the same time, Pixlr also has some functionality that Photopea doesn’t have, like Pixlr X, they’re even more cut down and simple to use image editor that you can, for example, use to quickly edit up a photo for...
Photopea and Photoshop's similarity in options and effects is fascinating. I like to use Curves adjustments as well as gradient maps in my Photoshop workflow. Photopea allowed me to follow the exact same workflow with...
We have no reviews of Diffyn yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Friendly reminder to everyone that https://photopea.com exists. If you are used to Photoshop, then the UI will be quite familiar. I only need to do basic stuff these days, so photopea.com is more than enough for me. Nothing to install,... - Source: Hacker News / about 2 months ago
I can go to https://photopea.com and get an entire photoshop clone in my browser, but it would be nice to just use your tool for screenshots when I need. - Source: Hacker News / over 1 year ago
Last but certainly not least, I have to mention Photopea, which, in my humble opinion, is one of the greatest pieces of software ever built on the web. In a nutshell, it’s a free Photoshop alternative, fully developed using web... - Source: dev.to / over 1 year ago
Tracking Diffyn since Jun 2025.
When comparing Photopea and Diffyn, you can also consider the following products.

Adobe Photoshop is a webtop application for editing images and photos online.
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Krita is a professional FREE and open source painting program. It is made by artists that want to seaffordable art tools for everyone. Concept art. texture and matte painters, illustrations and comics.
Compare Krita to Photopea or Diffyn:

Canva is a graphic-design platform with a drag-and-drop interface to create print or visual content while providing templates, images, and fonts. Canva makes graphic design more straightforward and accessible regardless of skill level.
Compare Canva to Photopea or Diffyn:

Pixlr® makes it easy to transform everyday images into stunning works of art.
Compare Pixlr to Photopea or Diffyn:

Affinity is the imaging and design suite for creative professionals exclusively for Mac.
Compare Affinity Photo to Photopea or Diffyn: