Snapseed is a professional photo editor developed by Google that offers 29 tools and filters, including healing, brush, structure, HDR, and perspective. It can open both JPG and RAW files, and users can save their personal looks and apply them to new photos later. The selective filter brush allows users to selectively retouch exposure, saturation, brightness, or warmth, and all styles can be tweaked with fine, precise control. The renowned "Control Point" technology allows users to position up to 8 points on the image and assign enhancements, and the algorithm does the rest magically.

The tools, filters, and face features of Snapseed are extensive. The RAW Develop feature allows users to open and tweak RAW DNG files, save non-destructively, or export as JPG. The Tune Image feature adjusts exposure and color automatically or manually with fine, precise control, while the Details feature magically brings out surface structures in images. The Perspective feature fixes skewed lines and perfects the geometry of horizons or buildings, and the White Balance feature adjusts the colors so that the image looks more natural. The Brush feature allows users to selectively retouch exposure, saturation, brightness, or warmth, and the Selective feature allows users to position up to 8 points on the image and assign enhancements.

Snapseed also offers a range of filters, including Lens Blur, Glamour Glow, Tonal Contrast, HDR Scape, Drama, Grunge, Grainy Film, Vintage, Retrolux, Noir, and Black & White. Users can add frames with adjustable size, and the Double Exposure feature allows users to blend two photos, choosing from blend modes that are inspired by shooting on film and by digital image processing. The Face Enhance feature adds focus to the eyes, adds face-specific lighting, or smoothes skin, while the Face Pose feature corrects the pose of portraits based on three-dimensional models.

Overall, Snapseed is a comprehensive photo editor that offers a wide range of tools, filters, and face features. It is suitable for both amateur and professional photographers and allows users to create stunning images with fine, precise control.