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Photography · head to head

digiKam vs RawTherapee

digiKam logo

digiKam

Photography

Open source photo manager with face recognition, geotagging and a shared database option

From
Free
Rated
-
Full reviewWebsite
RawTherapee logo

RawTherapee

Photography

Open source raw developer with selectable demosaicing algorithms and floating point processing

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: digiKam raw conversion quality is behind Lightroom, Capture One and DxO PhotoLab, so most users treat digiKam as a catalogue and develop files in a second application.; RawTherapee there is no catalogue, only a folder browser, so any library management, keywording or search has to happen in a separate application.
  • They diverge on capability: digiKam covers Catalogue database, RawTherapee covers Selectable demosaicing.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which digiKam and RawTherapee actually diverge.

Attributes where digiKam and RawTherapee differ
AttributedigiKamRawTherapee

Identical on both: starting price (Free), pricing model (Open source, no licence fee), free tier (Yes), platforms (Linux, Windows, macOS), user rating (Not yet rated), category (Photography).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in digiKam

  • Catalogue database
  • Face recognition
  • Metadata handling
  • Geotagging
  • Batch queue manager
  • Showfoto editor

Only in RawTherapee

  • Selectable demosaicing
  • Floating point pipeline
  • Local adjustments
  • Wavelet levels
  • Processing profiles
  • Colour management

What people use each for

The jobs each tool is most often brought in to do.

digiKam

  • A small studio or department that needs two or three people working against one catalogue without paying per seatnot RawTherapee
  • Archiving a large personal or institutional library where metadata must live in the files rather than in a vendor databasenot RawTherapee
  • Photographers who want face recognition and geotagging processed locally with nothing sent to a cloud servicenot RawTherapee
  • Migrating off a subscription catalogue while keeping tags and ratings, since digiKam reads and writes standard XMPnot RawTherapee

RawTherapee

  • Difficult raw files where the demosaicing algorithm visibly changes the result, such as fine fabric, foliage or architectural detailnot digiKam
  • Archive and restoration work where a free tool with strict colour management is preferable to a subscriptionnot digiKam
  • Photographers who want to understand and control each processing stage rather than accept a vendor renderingnot digiKam
  • Producing a high quality sixteen bit TIFF to hand to GIMP or another editor for compositingnot digiKam

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

digiKam

  • Raw conversion quality is behind Lightroom, Capture One and DxO PhotoLab, so most users treat digiKam as a catalogue and develop files in a second application.
  • The interface exposes an enormous number of options across crowded panels, and new users routinely fail to find basic functions without reading the manual.
  • Libraries beyond roughly one hundred thousand images need deliberate maintenance of thumbnails and the database, and the SQLite backend slows noticeably before the MySQL one becomes worth configuring.
  • The Windows and macOS builds receive less testing than Linux, and crashes and packaging problems on those platforms are resolved more slowly.
  • There is no commercial support contract, no client delivery and no cloud sync, so an organisation adopting it accepts that its own staff are the support line.

RawTherapee

  • There is no catalogue, only a folder browser, so any library management, keywording or search has to happen in a separate application.
  • The default rendering is deliberately neutral and looks flat next to the camera JPEG, which means every user has to build their own processing profiles before the tool is pleasant to use.
  • Support for new camera models and for Fujifilm X-Trans sensors arrives later than in commercial converters because it depends on volunteer work and upstream library updates.
  • The interface presents several hundred controls across many tabs with little guidance about which ones interact, and the learning curve is measured in weeks rather than hours.
  • Batch export is slow compared with commercial converters and there is no GPU acceleration, so processing a large wedding shoot ties up the machine for a long time.

Pricing, plan by plan

digiKam

Free
  • digiKamFree
    • GPL licensed with no seat limit
    • All features including the MySQL backend
    • Community support through mailing list and bug tracker

RawTherapee

Free
  • RawTherapeeFree
    • GPL licensed with no seat limit
    • All processing features included
    • Documentation and support through RawPedia and the community forum

Which should you pick?

Choose digiKam if

  • You need catalogue database.
  • You want to start without paying.
  • You work on Linux, Windows, macOS.
  • You also want face recognition.
digiKam review

Choose RawTherapee if

  • You need selectable demosaicing.
  • You want to start without paying.
  • You work on Linux, Windows, macOS.
  • You also want floating point pipeline.
RawTherapee review

Questions people ask

Is digiKam or RawTherapee better?
Neither clearly leads. digiKam starts at Free and RawTherapee at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, digiKam or RawTherapee?
digiKam starts at Free and RawTherapee at Free.
Does digiKam or RawTherapee run on more platforms?
Both run on Linux, Windows, macOS, so platform support will not decide this one for you.
Can I use digiKam for free?
Both have a free tier, so you can try either at no cost before committing.
What is digiKam best used for?
digiKam is most often used for a small studio or department that needs two or three people working against one catalogue without paying per seat, archiving a large personal or institutional library where metadata must live in the files rather than in a vendor database, photographers who want face recognition and geotagging processed locally with nothing sent to a cloud service, migrating off a subscription catalogue while keeping tags and ratings, since digikam reads and writes standard xmp. Of those, a small studio or department that needs two or three people working against one catalogue without paying per seat and archiving a large personal or institutional library where metadata must live in the files rather than in a vendor database are not what RawTherapee is typically brought in for.
What can digiKam do that RawTherapee cannot?
digiKam covers Catalogue database, Face recognition, Metadata handling, Geotagging. RawTherapee covers Selectable demosaicing, Floating point pipeline, Local adjustments, Wavelet levels.

Answered from the vendors’ own pages

digiKam: Can several people use one digiKam catalogue?

Yes, by pointing digiKam at a shared MySQL or MariaDB database with images on a network volume. It is not designed for simultaneous heavy editing but it works for shared cataloguing.

RawTherapee: Does RawTherapee support Fujifilm X-Trans files?

Yes, but support arrived later than in commercial converters and results on fine detail still trail Capture One and Adobe on some bodies.

digiKam: Does it move or change my files?

Not unless you ask. It catalogues folders in place, and metadata can be written to sidecar files rather than into the originals.

RawTherapee: Can it replace Lightroom entirely?

It replaces the develop side. It does not replace the catalogue, so you will need digiKam, darktable or something similar alongside it.

digiKam: Is it a Lightroom replacement?

As a catalogue, yes. As a raw developer, no. Most people who switch pair it with darktable or RawTherapee for editing.

RawTherapee: Are my edits stored in the raw file?

No. Edits are written to sidecar profile files next to the raw, so originals are untouched and profiles can be copied between images.

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