# Cyanotype - Sun Print Filter

> Blue monochrome photo prints

Canonical page: [https://chrome-stats.com/d/id6793945568](https://chrome-stats.com/d/id6793945568)

## Overview

- **ID:** `id6793945568`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** kazunari aoki
- **Category:** Photo & Video
- **Version:** 1.5.1
- **Last updated:** 2026-09-21
- **First published:** 2026-07-31
- **Size:** 3.03 MB
- **Data as of:** 2026-09-22
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/cyanotype-sun-print-filter/id6793945568)
- **Website:** [https://akiaki1984-alt.github.io/app-legal/aojashin/](https://akiaki1984-alt.github.io/app-legal/aojashin/)
- **Privacy policy:** [https://akiaki1984-alt.github.io/app-legal/aojashin/en/privacy/](https://akiaki1984-alt.github.io/app-legal/aojashin/en/privacy/)

## Description

Pick a photo and it becomes a sun print. Deep indigo, vivid blue, and hand-coated mottling — all rendered entirely on your device. No AI, no ads.

Turn photos into sun prints.

Cyanotype recreates the 19th-century sun-printing process
entirely on your device. One photo in, one print out.

DARKROOM CONTROLS
- Exposure: how deep the print burns
- Wash: developer-like unevenness
- Grain: paper texture
- Brush edge: the coater's brush marks (re-rollable)
- Paper: natural / white / cotton

PRESETS
Classic, Botanical, Blueprint, Sun-faded.

POSTER FINISH
Margins, ratios (1:1, 4:5, 3:4, 9:16), rounded corners.

PRIVATE BY DESIGN
No AI. No network. Your photos never leave your device.

TONING SET (one-time purchase)
- Removes the small "Cyanotype" seal from your exports
- Five extra inks (Tea Sepia, Verdigris, Pale Indigo, Steel Blue, Wisteria)
- Three extra papers (Washi, Indigo-dyed, Coarse)
- Framing (hairline, double rule, plate mark)
- Saving your own presets
- Title and date inscription, and contact sheets
- 4096px export
No subscriptions. A single one-time purchase.

Free version includes every slider, every preset,
and 2048px export. Prints exported for free carry a small
"Cyanotype" seal in the lower right corner.

## Rankings

- #2,230,565 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id6793945568)