Does SIINTO upload my photos?

No. Editing and AI restoration run entirely on your device. Photos are not uploaded to SIINTO servers.

Which platforms does SIINTO support?

SIINTO is available for Mac (macOS 14 or later) on the Mac App Store and for iPhone and iPad (iOS 17 or later).

How do I install SIINTO on Mac?

Download SIINTO directly from the Mac App Store. It is a universal binary optimized for Apple silicon and Intel.

SIINTO Photo Editor

Restore family photos without sending them to the cloud.

A calm, on-device editor for your digital pictures and portraits — face restore, out-of-focus clarity, dust cleanup, light, color and looks on Mac, iPhone and iPad.

On-device editing Mac App Store & iOS No cloud photo upload

SIINTO restoring an out-of-focus portrait on Mac

Interactive Preview

Bring out-of-focus portraits back into clarity.

Drag the slider to compare an older digital photo with a soft, out-of-focus face against the on-device AI restored version. Facial features, eyes and natural skin textures are reconstructed with subtle precision — without an artificial beauty-filter look.

Face restoration models: Reconstructs sharp facial features and eye clarity in soft-focus shots.

Gentle & Natural: Preserves authentic facial character rather than over-smoothing.

100% Offline: Processed locally on your device with Apple Silicon Neural Engine.

Read restoration guidance →

Restored portrait with SIINTO face restoration models

Original (Out of Focus) SIINTO AI

Features

Built for gentle restoration

Keep the character of the original. Improve what time wore away — faces, focus, tone and color — with tools that stay on your machine.

Restore faces & focus, carefully

On-device face restoration models bring back detail and clarity in portraits and older digital shots with out-of-focus areas. Choose between subtle or stronger passes to match your photo.

Face restoration guidance on Mac support →

Inpaint & retouch

Remove unwanted objects or fix damage — paint over date stamps, scratches or distractions, then apply. Filling runs on-device, so the photo never leaves your Mac.

SIINTO Inpaint tool with mask painted over a date stamp on Mac

Inpaint guidance on Mac support →

Light, color & looks

Exposure and tone, color mixer, LUT looks, vignette and frames — classic editing beside restoration, without a crowded “AI studio” feel.

SIINTO showing looks, crop and color editing

Explore editing tools →

Portrait mode

Portrait mode with background blur, selective exposure adjustments and flash lighting.

Portrait mode details →

Profiles & batch on Mac

Save a proven workflow as a profile, then run it across a folder. Non-destructive edits stay with your library until you export.

SIINTO profiles and batch processing on Mac

Batch processing details →

Privacy First

Your photos stay on your device

Editing, restoration and AI run offline. There is no SIINTO cloud library and no account required. Optional crash diagnostics may use Sentry for stability — not for processing your pictures.

App privacy notice → Website privacy / Datenschutz →

Get SIINTO

Download on the App Store

Available directly on the Mac App Store for macOS and the App Store for iPhone & iPad.

macOS 14 or later (including macOS Tahoe)

Mac App Store

Runs natively on Apple silicon and Intel Macs. Automatic updates and seamless installation directly via the Mac App Store.

iOS 17+ & iPadOS

iPhone & iPad

Same on-device spirit in a single-photo flow — import, edit, and save a copy to Photos or Files with complete privacy.