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Contact SunnyDaysApp

Use this page for support, privacy requests, legal questions, billing questions, press inquiries, partnerships and business communication.

Last updated: May 11, 2026
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Before you contact us

SunnyDaysApp is currently operated by a solo developer. Email is the best way to contact us. Please include enough information to understand your request, but do not send passwords, payment card details or unnecessary sensitive information.

Support

For app support, bug reports, account help, login issues, app problems, route problems or general usage questions:

[email protected]

Helpful details include your device type, operating system, app version, country/region, a short description of the issue and screenshots if useful.

Privacy

For privacy questions, data access requests, correction requests, objection requests, consent questions or data deletion requests:

[email protected]

For deletion instructions, you can also visit the Data Deletion page.

Open Data Deletion page

Legal

For legal notices, license questions, attribution issues, intellectual-property questions, terms questions or formal legal communication:

[email protected]

Billing

For subscription, payment, refund, billing or SunnyDays Pro questions:

[email protected]

If your purchase was made through Apple App Store or Google Play, you may also need to manage cancellation or refund requests through the relevant app-store account.

Subscription Terms Refund Policy

Press and business

For press, partnerships, business inquiries, app-store communication, company inquiries or future acquisition/business contact:

[email protected]

Security and abuse reports

For security issues, abuse reports, scraping, API abuse, account abuse or infrastructure-related concerns:

[email protected]

Please include a clear description of the issue and avoid publicly disclosing security problems before we have had a reasonable opportunity to investigate.

Operator information

Project / app name: SunnyDaysApp

Website: sunnydaysapp.app

Operator: Leon Loncaric

Address: Roseggerstraße 25, Top 12, 5020 Salzburg, Austria

Legal form: Individual operator / solo developer

SunnyDaysApp is currently operated by Leon Loncaric as an individual operator. No registered company is required for the current operator details; this page will be updated if the legal form changes later.

Response times

SunnyDaysApp tries to respond to important requests as soon as reasonably possible. Privacy and data deletion requests are generally handled within 30 days unless a different period is required or allowed by applicable law.

Support, billing, press and business inquiries may take longer depending on complexity and volume.

Related pages

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