FAQ
Setup & Requirements
Section titled “Setup & Requirements”Do I need my own myDATA credentials?
Section titled “Do I need my own myDATA credentials?”No. myDATA Comply uses an official certified provider (Πάροχος Ηλεκτρονικής Τιμολόγησης) to submit documents on your behalf. You only need to authorize the provider through TaxisNet (one-time setup).
Does it work with all Shopify themes?
Section titled “Does it work with all Shopify themes?”Yes. myDATA Comply is an admin-only app — it doesn’t affect your storefront. It works entirely within the Shopify admin panel.
What Shopify plan do I need?
Section titled “What Shopify plan do I need?”Any Shopify plan works. You only need admin access to install the app.
Can I submit the same order twice?
Section titled “Can I submit the same order twice?”No. The app detects if an order has already been submitted and prevents duplicate submissions. You’ll see a message with the existing MARK number.
What if I made a mistake in a submission?
Section titled “What if I made a mistake in a submission?”Cancel the document and resubmit. The cancellation counts as 1 submission.
What happens if AADE is down?
Section titled “What happens if AADE is down?”Your submission is automatically queued and will be delivered when AADE is back online. You’ll see a “Pending” status. No action needed — it resolves automatically.
What payment method should I select?
Section titled “What payment method should I select?”Most e-commerce orders are paid by card → select POS / e-POS (7). See the Payment Methods page for the full list.
Security & Data
Section titled “Security & Data”Is my data secure?
Section titled “Is my data secure?”Yes. All sensitive data (credentials, customer information) is encrypted at rest using AES-256-GCM encryption. Communications use HTTPS. We follow GDPR best practices.
What happens if I uninstall the app?
Section titled “What happens if I uninstall the app?”Your data is retained for legal and audit purposes (tax records must be kept for several years in Greece). If you need your data deleted, contact us and we’ll process a GDPR data deletion request.
What data is sent to AADE?
Section titled “What data is sent to AADE?”Each submission includes:
- Your company details (VAT, name, address)
- Customer name and delivery address
- Product line items (name, quantity, price)
- Payment method
- Document type and date
Billing
Section titled “Billing”Can I change plans?
Section titled “Can I change plans?”Yes. Upgrade or downgrade anytime from the app dashboard. When upgrading mid-cycle, the new plan’s quota is added to your current cycle.
What happens when I run out of submissions?
Section titled “What happens when I run out of submissions?”You’ll see a notification in the dashboard. You can upgrade your plan immediately to get more submissions, or wait for the next billing cycle when your quota resets.
Do unused submissions roll over?
Section titled “Do unused submissions roll over?”No. Submissions reset at the start of each 30-day billing cycle.
Support
Section titled “Support”How do I get help?
Section titled “How do I get help?”- In-App Feedback — Use the feedback button within the app
- Email — support@mydata-comply.gr
- Response time — Within 24 hours (business days)
The app is available in which languages?
Section titled “The app is available in which languages?”- Greek (Ελληνικά) — default
- English
The language follows your Shopify admin language preference.