Do free photo editors keep rights over my photos?

Some do, through their terms of service, but this only applies where images are uploaded to a server. Tools that process locally cannot claim anything because they never receive the file.

Is a phone app enough for editing underwater photos?

For social media, often yes. For printing or licensing work, a desktop RAW developer still gives noticeably more recovery from difficult files.

The best apps to edit diving photos in 2026

Comparison · Updated 27 July 2026 · Daniel Grau

There are plenty of tools that will correct an underwater photo. They differ less in results than in what they ask of you: money, a watermark, an account, or rights over your images. Here is the honest comparison, including where this editor falls short.

The comparison at a glance

Tool	Cost	Watermark	Best for
Adobe Lightroom	Subscription	No	Full RAW development and cataloguing large trips
darktable	Free, open source	No	Real RAW development without a subscription, if you accept a steep learning curve
Dive+	Free with paid tiers	Depends on tier	Fast corrections on the phone, right after the dive
Mobile one-tap apps	Usually freemium	Often yes	Quick social posts when you do not want to think about it
Abyssal Photo Edit	Free	No	Underwater-specific correction in the browser with nothing uploaded

What actually separates them

Generic versus underwater-specific

Lightroom and darktable are outstanding general-purpose developers, but nothing in them knows what water does to light. You get every tool you could want and no starting point. Underwater tools give you the starting point and fewer tools. Which is better depends entirely on how much time you want to spend.

Fixed presets versus adaptive correction

This is the difference that matters most and the hardest to see from a feature list. A fixed preset applies the same numbers to every image. An adaptive correction measures the photo first and calculates what that specific image needs.

The practical consequence: with fixed presets, a set of photos from one dive comes out uneven, because the shallow shots get the same red boost as the deep ones and turn pink.

The things worth reading before you upload

Two questions people rarely ask of a free tool:

Where does the photo go? Many web tools upload your image to a server to process it. That is a reasonable engineering choice, but it means your file leaves your device.
What rights are you granting? Some free services include terms that let them use uploaded images. Worth a look if you sell prints or licence your work.

For the record: Abyssal processes everything locally with the Canvas API. No image is uploaded, stored or analysed, and no rights over your photos are claimed. That is not marketing, it is a consequence of the architecture: there is no server to send them to.

Where Abyssal is not the right answer

Being honest about this is more useful than a sales pitch.

You need true RAW development. Abyssal opens RAW files through the high-resolution JPEG preview the camera embeds, which is fast and fully local but is not 12 or 14-bit development. For maximum recovery from a difficult file, Lightroom or darktable win.
You need to catalogue thousands of photos. There is no library, no keywording and no batch export.
You want to edit on the boat with no signal. It is a website; it needs to load at least once.
You need heavy video work. The video editor is beta, exports in real time and is a simplification of the photo engine.

Why use Abyssal Photo Edit instead of the others

With that said, there are cases where it is the better choice:

The correction is adaptive and underwater-specific, with presets calibrated on real Mediterranean dives rather than tropical stock footage.
Nothing is uploaded. The photo never leaves your device.
No watermark, no account, no photo limit, and every preset and tool unlocked.
It runs in any browser, so there is nothing to install on a borrowed laptop.
Beyond the one-click correction there is real control: tone curve, selective colour, split toning, optional masks and an eyedropper white balance.

Compare it yourself

Take a photo you have already edited elsewhere and run it through here. It costs nothing and it is the only comparison that matters.

Open the editor

Which one should you choose

If you...	Choose
Shoot RAW and sell or print your work	Lightroom or darktable, with Abyssal for quick social edits
Want good results in a couple of minutes	Abyssal Photo Edit
Edit on the phone right after the dive	A mobile app, checking the watermark terms
Care most about your photos not being uploaded	Abyssal Photo Edit or a desktop developer
Are on a tight budget and willing to learn	darktable

Frequently asked questions

Is there a genuinely free editor with no watermark?

Yes. darktable is free and open source for desktop, and Abyssal Photo Edit is free in the browser with no watermark and no account.

Do free editors keep rights over my photos?

Some do, through their terms of service. It only applies where images are uploaded. Tools that process locally cannot claim anything, because they never receive the file.

Is a phone app enough for underwater photos?

For social media, often yes. For printing or licensing, a desktop RAW developer still gives noticeably more recovery from difficult files.

Keep reading

For the background on why this correction is needed at all, see why underwater photos look blue. For the practical workflow, there is the step-by-step colour recovery guide and how to properly edit a diving photo.