Prism: Raw Photo Editor
Photo library and RAW develop
Free
Prism is your photo library, with a RAW developer built in.
Edit your photos on Mac, iPhone and iPad. It is one library, always the same, kept in sync with iCloud.
IMPORT
Bring in single photos or whole folders, RAW files included.
ORGANIZE
Sort your photos into folders and collections. Mark them with flags, stars and color labels, and find them again in a moment.
DEVELOP
Adjust exposure, color and tone. Crop and straighten. Your original files always stay untouched.
EXPORT AND SHARE
Save your photos in the size and format you need, or share them with a link.
PRIVATE
Your library syncs only through your own iCloud. There is no account to create.
Ratings & Reviews
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Prism 27.0 for iPhone, iPad and iPhone Duo:
• Import window with a choice of source: Camera, Files and external drives, plus a built-in camera to capture straight into the library.
• Library sync with Prism on the Mac, on by default.
• Virtual copies, color labels and photo menus that work like the Mac.
• Full-resolution AI masks, Remove (spot) tool with Apple Pencil pressure, Lab tone curves and a more responsive Tone Curve.
• HDR and Display P3 viewing, HDR developed previews.
• Slideshow with included music, fades and cuts on the beat.
• Larger text, cleaner toolbars and a layout tuned for iPhone Duo, folded and unfolded.
• Many fixes.
The developer, RainbowFactory LTD, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- RainbowFactory LTD
- Size
- 336.7 MB
- Category
- Photo & Video
- Compatibility
Requires iOS 18.0 or later.
- iPhone
Requires iOS 18.0 or later. - iPad
Requires iPadOS 18.0 or later. - Mac
Requires macOS 14.6 or later. - Apple Vision
Requires visionOS 2.0 or later.
- iPhone
- Languages
English and 11 more
- English, Dutch, French, German, Italian, Japanese, Korean, Portuguese, Russian, Simplified Chinese, Spanish, Traditional Chinese
- Age Rating
4+
- 4+
- Copyright
- © 2026 Rainbow Factory LTD