Support
Questions, bug reports and feedback go straight to the developer. Write to the address for your app and include your device and iOS or Android version.
Contact by app
Atomic Learning
deja
LifeBlocks
Subscriptions and refunds
Subscriptions are billed by Apple or Google, so they are managed and refunded there. On iPhone: Settings → your name → Subscriptions. Refunds: reportaproblem.apple.com. On Android: Google Play → your profile → Payments & subscriptions.
Privacy
See the TechTech Privacy Policy (Atomic Learning:its own policy).