How to Write an App Privacy Policy

If you're publishing an app on the Apple App Store or Google Play Store, you must provide a valid Privacy Policy URL. Without it, your app will be rejected — no exceptions. But what exactly does a privacy policy need to include, and how do you write one without hiring a $500/hour lawyer?

This guide covers everything you need to know about creating a compliant privacy policy for your mobile application in 2026.

Why Your App Needs a Privacy Policy

There are three reasons every app needs a privacy policy:

• App Store Requirement — Both Apple and Google require a privacy policy URL during app submission. No URL = automatic rejection.
• Legal Compliance — Laws like GDPR (Europe), CCPA (California), and PIPEDA (Canada) require you to disclose how you handle user data. Failure to comply can result in fines up to €20 million under GDPR.
• User Trust — Users are increasingly privacy-conscious. A transparent privacy policy builds credibility and reduces uninstall rates.

What You Must Disclose

At a minimum, your privacy policy must cover these areas:

1. What Data You Collect

Be specific. Don't just say "we collect personal data." List the exact types:

• Name, email address, phone number
• Device information (model, OS version, unique device ID)
• Location data (if applicable)
• Usage data (how they interact with your app)
• Payment information (if you process payments)

2. How You Use the Data

Explain the purpose behind each data type. Common uses include:

• Providing and maintaining the service
• Sending account notifications
• Analyzing usage patterns to improve the app
• Processing payments
• Serving personalized content or ads

3. Third-Party Sharing

If you use services like Google Analytics, Firebase, Facebook SDK, or any ad network, you must disclose this. List every third-party service that receives user data and link to their privacy policies.

4. Data Retention and Deletion

Under GDPR, users have the "right to be forgotten." Your policy must explain:

• How long you keep user data
• How users can request their data be deleted
• Your process for handling deletion requests

5. Children's Privacy (COPPA)

If your app could be used by children under 13, you must comply with COPPA (Children's Online Privacy Protection Act). If your app is NOT intended for children, state that explicitly.

6. Contact Information

Provide a way for users to reach you with privacy-related questions. An email address (e.g., privacy@yourapp.com) is sufficient.

Where to Host Your Privacy Policy

You need a publicly accessible URL. Common options:

• A dedicated page on your website (e.g., yourapp.com/privacy)
• A GitHub Pages site (free hosting)
• A Cloudflare Pages deployment (fast, free, global CDN)

The URL must be accessible without login and must not be behind a paywall.

Generate Your Privacy Policy for Free

Writing a privacy policy from scratch is tedious and error-prone. With Emerald Policies, you can generate a complete, customized privacy policy in under 2 minutes. Just enter your company details, check which data practices apply to your app, and click Generate.

The free tier gives you a fully compliant Privacy Policy with standard clauses for cookies, payments, and account management. Pro users can also generate Terms of Service and Cookie Policies, export as PDF/HTML, and remove our branding.