Early Access Now Open

Colour Your Digital Canvas Number by Number

Color Up is a calming colour-by-number app. Pick a picture, follow the numbers, and watch art come alive. Perfect for unwinding after a long day.

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Game icon for Color Up - Color By Number by Nuclear Game
Sarah from London signed up 2 minutes ago
"The most relaxing app I've tried this year" -- James M.
Emily from Manchester signed up 5 minutes ago
"My kids love it. Great family activity." -- Rachel K.
Tom from Bristol signed up 8 minutes ago
"Beautiful art and so easy to use." -- Priya S.
Sarah from London signed up 2 minutes ago
"The most relaxing app I've tried this year" -- James M.
Emily from Manchester signed up 5 minutes ago
"My kids love it. Great family activity." -- Rachel K.
Tom from Bristol signed up 8 minutes ago
"Beautiful art and so easy to use." -- Priya S.

A New Way to Relax & Create

Simple tools. Stunning results. No art skills needed.

Hundreds of Colour Palettes

Pick from over 850 hand-crafted templates. Animals, landscapes, mandalas, abstract art, and more. New ones added every week.

850+ Templates Weekly Updates

Zoom & Pan

Pinch to zoom into tiny details. Colour every pixel with ease, even on complex images.

Auto-Save Progress

Leave and return any time. Your work is saved as you go. No progress lost, ever.

Daily Challenges

A new challenge every day. Complete it to earn rewards and unlock special templates.

Works on Any Device

Phone, tablet, or desktop. Your account syncs across all devices. Start on one, finish on another.

iOS Android Web

Relaxation Mode

Turn on ambient sounds and soft music. Let the stress melt away as you colour.

Made for People Who Love Colour

Color Up was built by a small team of artists and developers at Nuclear Game. We wanted to make digital colouring feel as good as real paint on paper.

Every template is drawn by hand. Every palette is tested for beauty. We care about the details so you can focus on having fun.

Whether you colour for five minutes or five hours, Color Up fits your pace. No ads during sessions. No pressure. Just pure creative joy.

No ads during colouring
GDPR compliant
Family friendly content
Data stored in the UK
Gameplay screenshot 2 from Mahjong Voyage: Tile Matching - Board game
Gameplay screenshot 3 from Mahjong Voyage: Tile Matching - Board game
4.9
User Rating

Your Data is Safe With Us

We take privacy and security very seriously.

GDPR Compliant

We follow all UK and EU data protection rules. Your rights are always respected. Read our GDPR policy.

Encrypted Data

All data is encrypted in transit and at rest. We use industry-standard SSL/TLS for every connection.

Age Appropriate

Color Up is suitable for all ages. We do not knowingly collect data from children under 13 without parental consent.

24-Hour Support

Our support team is available around the clock. Reach us at support@boardixa.com.

Frequently Asked Questions

Everything you need to know about Color Up.

Color Up is a colour-by-number app. You pick an image, tap numbered cells, and fill them with the right colour. It's simple, calming, and fun for all ages.

Color Up is free to download and play. Some premium templates and features are available through an optional subscription. Early access users get special perks.

Color Up works on iPhone, iPad, Android phones and tablets, and in web browsers. Your progress syncs across all your devices.

Scroll down to the sign-up form on this page. Enter your name, email, and phone number. We will send you an invite as soon as a spot opens up.

Yes. We follow GDPR rules and UK data protection law. Your data is encrypted and never sold. Read our Privacy Policy for full details.

Color Up is family friendly. Children under 13 need a parent or guardian to create an account. We do not collect data from young children without consent.

Email us at support@boardixa.com any time. We reply within 24 hours. You can also reach us at info@boardixa.com or contact@boardixa.com.

Yes, at any time. Go to your account settings and tap "Cancel Subscription." You keep access until the end of your billing period. No hidden fees.