If you always want to keep Seer up to date, please try to get a license.
Order via Paypal or Alipay(支付宝);
Get your Machine ID;
Machine ID can be obtained by clicking on the Seer(v1.0.0 or after) icon in your system tray and selecting Register.
Send an email to cc.seer@gmail.com
Email Content has to be your Machine ID.
Please don't write any extra contents in this email. If you wanna reach out, send a new one, please.
Then you will get an email with license key within 24 hours.